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Yard Man 21A-447-401 (1999) Tillers

Model: 21A-447-401 (1999)

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Drive

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1
Engine MTD-NA

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2
Shift Cover Mounting Brkt. MTD-786-0123

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3
Hex Bolt 3/8-16 x 1" Lg. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0514

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4
Tine Shield Mtg. Brkt. - R.H. MTD-784-0178

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5
Tine Shield Mtg. Brkt. - L.H. MTD-784-0177

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6
L-Wash. 3/8" I.D. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-736-0169

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7
Hex Nut 3/8-16 Thd For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-712-0798

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8
Lock Wash. 5/16" I.D. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-936-0119

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9
HEX NUT 5/16-18 For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-712-3010

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10
TUBELESS VALVE MTD-934-0255

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11
Cap:End:1/4 Npt. MTD-737-0132

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13
Wheel Rim Ass'y. Only MTD-634-0108

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14
L.H. Wheel Ass'y. Comp. MTD-634-0107

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xx
R.H. Wheel Ass'y. Comp. MTD-634-0106

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xx
TIRE 16.25 X 4.5-8 MTD-734-0808A

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15
Pipe:Straight:1/4 Npt x 3.5" Lg. MTD-737-0298

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16
Gear Case Ass'y. Comp. MTD-686-0098

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17
Drain Elbow (645C) MTD-937-0195

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19
Hex Bolt 5/16-18 x 1" Lg. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0376

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21
UNKNOWN MTD-NA

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22
Hex Nut 1/2-20 Grade 5 MTD-912-3066

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23
L-Wash. 1/2" I.D. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-736-0921

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24
Engine Mounting Rail - L.H. MTD-686-0079A

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25
Counter Weight MTD-731-1595

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26
Fl-Wash. .510" I.D. x 1.0" MTD-736-0179

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27
Hex Bolt 1/2-20 x 5.5" Lg. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0506

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30
Engine Mounting Rail - R.H. MTD-686-0080A

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31
UNKNOWN MTD-NA

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32
Hex Bolt 5/16-18 x 2.75" For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0176

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36
Clutch Control Cable 46" Lg. MTD-946-0908

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37
Idler Bracket MTD-786-0064

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40
BELT 1/2 X 58.16 MTD-954-0434

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41
Fl-Pulley 8" O.D. MTD-756-0634

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42
Fl-Wash. 1/4" I.D. x .93" O.D. MTD-736-0176

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43
Hex Bolt 1/4-28 x .75" Lg. MTD-710-0412

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44
Hex Wash. Hd. 8-Tap Scr 1/4-20 x .50" Lg. MTD-710-0599

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45
Fl-Wash. .281" I.D. x .625" MTD-736-0463

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46
JAM LOCK NUT MTD-712-0266A

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47
Fl-Wash. .266" I.D. x .625" O.D. MTD-736-3020

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HEX NUT 5/16-18 For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-712-3010

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49
L-Wash. 1/4" I.D. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-936-0329

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50
BELT COVER (YARD-MAN GREEN) MTD-784-0158B-0665

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51
Fl-Idler w/Flanges 3.75" O.D. MTD-756-0405

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52
Hex Bolt 5/16-24 x 1.75" For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0409

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53
Hex Bolt 3/8-24 x 1.00" Lg. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0139

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55
Outer Engine Pulley Half MTD-756-0972

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54
UNKNOWN MTD-NA

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56
Inner Engine Pulley Half MTD-756-0971

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57
Hex Nut 5/16-24 Thd. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-912-3057

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58
Hex Bolt 5/16-24 x .62" Lg. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0237

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59
Belt Keeper Ass'y. MTD-686-0065

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62
Hex Cap Nut 1/4-28 Thd. MTD-712-0392

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Belt Cover Brkt. Ass'y. MTD-686-0064

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Hex Bolt 5/16-18 x 1" Lg. (Gr. 5) MTD-710-0376

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SHOULDER NUT MTD-738-0876A

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Engine Spacer Block MTD-717-0522

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69
Clevis Pin MTD-711-1017

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Hairpin Clip MTD-714-0104

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Screw 5/16-18 x 1" MTD-710-0602


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Hex Cap Scr. 2/8-16: 1.25 Lg. MTD-710-0723

Gear Case Assembly

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1
Shifting Bracket Ass'y. MTD-784-0171A

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2
Compression Spring .50" Lg. MTD-932-0496

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3
DETENT BALL .250 MTD-741-0862

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4
Detent Shaft 1/2" Dia. MTD-738-0645

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5
Spacer .505" I.D. x .88" O.D. MTD-750-0664

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Bearing .62" I.D. x 1.38" O.D. x .437" Thk. MTD-941-0155

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Spur Gear 16T (Input) MTD-717-0851

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Input Spline Shaft 7/8" MTD-717-0852

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Spacer .657" I.D. x 2.85" Lg. MTD-750-0651

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Fl-Wash. .640" I.D. x 1.24" MTD-736-0187

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Spur Gear 30T 7/8" I.D. MTD-717-0857

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12
Bearing, Needle MTD-941-0478

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Gasket - Trans. Hsg. MTD-921-0211

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14
Hex S-Tap Scr. 1/4-20 x .5" MTD-710-0599

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1-3/8" Dia. Bearing Housing MTD-784-0211

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Hex TT-Tap Scr. 1/4-20 x .75" MTD-710-0642

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HEX NUT 5/16-18 MTD-712-3010

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Lock Wash. 5/16" I.D. MTD-936-0119

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Spacer 1.56" Lg. MTD-750-0662

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Hex Nut 7/16-20 Thd. MTD-712-0378

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Bell-Wash. .45" I.D. x 1.0" MTD-736-0407

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Spacer 1.015" Lg. MTD-750-0661

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Trans. Housing Ass'y. - L.H. MTD-786-0127

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Bracket Gear Case - L.H. MTD-784-0193

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Seat .75" Shaft MTD-721-0379

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TINE SHAFT ASSEMBLY W/18T MTD-611-0021A

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Fl-Wash. .76" I.D. x 1.5" O.D. MTD-736-0351

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Spacer .75 x 2.0 x .50 MTD-950-0671

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Chain #50 5/8 Pitch x 52 Links - Endless MTD-913-0226

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Needle Bearing 5/8" I.D. MTD-741-0488

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Snap Ring MTD-716-0865

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Taper Cap Plug MTD-726-0277

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Spur Gear 30T 12/16" I.D. MTD-717-0854

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30/44T Gear Ass'y. Comp. MTD-717-0874

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Spur Gear 44T/11T MTD-717-1470

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Sleeve Bearing MTD-941-0181

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Gear Hub 3/4" I.D. x 3" Lg. MTD-717-0835

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Spur Gear 30T 1.0" I.D. x 1/2" W MTD-717-0855

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Jack Shaft 5/8" Dia. x 5" MTD-738-0647

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Jack Shaft 5/8" Dia. x 2.38" MTD-738-0648

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42
Trans. Housing Ass'y. - R.H. MTD-686-0073-0637

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Spur Gear 44T MTD-717-1471

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45

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#420 Chain 1/2 Pitch x 50 Links MTD-913-0367

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Wheel Shaft Ass'y: 33T MTD-753-05575

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Bracket Gear Case - R.H. MTD-784-0192

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49
R.H. Housing Ass'y. MTD-686-0074

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50
Hex Bolt 5/16-18 x 2" MTD-710-3103

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51
Hex Bolt 5/16-18 x 2.5" MTD-710-0378

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52
BOLT 1/4-28 X .625 GR8 MTD-710-0513A

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53
L-Wash. 1/4" I.D. MTD-936-0329

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54
Fl-Wash. 1/4" I.D. x .93" O.D. MTD-736-0176

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Gear Positioner Bracket MTD-786-0065

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56
Fl-Wash. 7/16" I.D. x 1-3/8" O.D. MTD-936-0406

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57
Seal 1.0 Shaft MTD-921-0378

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58
Step Spacer MTD-950-0570

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59
Shifting Fork MTD-717-0853A

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60
Hex Bolt 5/16-18 x 1" Lg. MTD-710-0376

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63
10T Sprocket Ass'y. MTD-984-0162A

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Thrust Wash. 1.03" I.D. x 1.62" O.D. MTD-736-0163

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Grease, Benalene 8 oz tube MTD-737-0300A

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Gear Case Assembly Complete MTD-686-0098

General Assembly

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5
Small "T" Knob MTD-720-0210A

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6
Large "T" Knob MTD-720-0209

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Clutch Rod MTD-747-0666

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8
Control Rod 37" Lg. MTD-747-0664

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10
Cable Tie-Self Clinching MTD-725-0157

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CLUTCH LEVER ASSEMBLY (POWDER BLACK) MTD-684-04399A-0637

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Barrel Cable Hold Down MTD-946-0605

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Hex B-Tap Scr. #10 x .44" Lg. MTD-710-0919

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14
Hex Bolt 3/8-24 x 2.25" Lg. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0331

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15
Hex Jam L-Nut 3/8-24 Thd. MTD-712-0262

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Clutch Control Cable 46" Lg. MTD-946-0908

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HEX SCREW 3/8-16 x 3.00 GR2 For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0194

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L-Wash. 3/8" I.D. - H.D. MTD-736-0217

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HANDLE ASSEMBLY MTD-684-0109

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Hex Nut 3/8-16 Thd. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-712-0798

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Handle Tubing Ass'y. MTD-784-0189

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Cotter Pin 3/32" x .750" MTD-714-0507

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Cotter Pin 3/32" Dia. x 1.25" Lg. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-914-3021

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Hex Slotted Nut 5/8-18 Thd. MTD-712-0386A

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Handle Adj. Crank MTD-784-0190

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Hex Cent. L-Nut 3/8-16 Thd. MTD-712-0375

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Bell-Wash. .4" I.D. x .87" O.D. MTD-736-0105

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PIVOT BRACKET ASSEMBLY MTD-684-0263A

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Handle Link MTD-748-0375

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Spring Handle Adj. (Torsion) MTD-732-0493

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Hex Flange Nut 3/8-24 Thd. MTD-712-0379

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Bracket Hex Nut Retainer MTD-784-0191

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Hex Bolt 3/8-16 x 3.25" Lg. (Grade 8) For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-3130

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Hex Bolt 3/8-16 x 3.00" Lg.- Gr. 8 MTD-710-0521

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Hex Bolt 3/8-16 x 1" Lg. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-3097

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38
Handle Positioner Brkt. Ass'y. MTD-686-0071

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Intern. Cotter Pin MTD-714-0149B

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Clevis Pin .375" Dia. MTD-711-0415

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Tine Shield 18" MTD-784-0156

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Hex Bolt 5/16-18 x .1" For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0376

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Bracket Reinforcement - 18" MTD-784-0210

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44
Tine Shield Hinge Flap MTD-786-0113

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46
Intern. Cotter Pin 5/16" Dia. MTD-714-0104

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Shift Cover MTD-784-0208C

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48
Spring Roll Pin 3/16" Dia. MTD-715-0120

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49
Shifting Crank Ass'y. MTD-784-0173

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50
Rubber Washer .33" I.D. MTD-735-0127

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51
Fl-Wash. .4" I.D. x 1.25" O.D. MTD-736-0133

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53
Bell-Wash. .63" I.D. x 1.25" MTD-736-0317

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54
Hex Wash. Tap Scr. MTD-710-0607

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56
Tiller Flap Rod MTD-747-0432

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57
End Cover Ass'y. MTD-984-0179A-0637

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Side Shield MTD-15390

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HEX NUT 5/16-18 For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-712-3010

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61
Lock Wash. 5/16" I.D. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-936-0119

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62
Clevis Pin .375" Dia. MTD-711-0415

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63
Hex L-Nut 3/8-24 Thd. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-912-0355

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64
ARTICULATING TINE MTD-742-0305A-0637

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65
SHOULDER SCREW MTD-938-0689

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66
Fl-Wash. .51" I.D. x 1.50" MTD-736-0208

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67
Bell-Wash. .515" I.D. x 1.14" MTD-736-0253

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68
SHOULDER SCREW MTD-938-0688

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69
Intern. Cotter Pin MTD-714-0149B

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70
TINE ADAPTER ASSEMBLY MTD-784-0160-0637

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71
TINE ASSEMBLY MTD-984-0205A-0637

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72

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73
Hex Bolt 3/8-16 x 1" Lg. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-710-0514

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74
Shoulder Screw, .50 x .66 MTD-938-0148

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75
Fl-Wash. MTD-936-0117

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77
L-Wash. 3/8" I.D. For faster service obtain standard nuts, bolts and washers locally. If these items cannot be obtained locally, order by part number and size as shown on parts list. MTD-736-0169

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78
Fl-Wash. .281" I.D. x .62" MTD-736-0463

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79
Hex Wash. Self-Tap Scr. 1/4-20 x .50" Lg. MTD-710-0599

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82
Plastic Knob 5/16-18 Thd. MTD-712-0421

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81
UNKNOWN MTD-NA

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Fl-Wash. .406" I.D. x .875" MTD-736-3004

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84
PUSH NUT MTD-726-0106

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Flat Washer .33 x .630 x .06 MTD-736-0264

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Screw, Hex, 5/16-18 x .75 MTD-938-0849
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Processing