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product name

Sentar 123-478A021 (41721) (1993) Self-Propelled Mower

Model: 123-478A021 (41721) (1993)

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product name

Handle And Wheel Assembly

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1
Std. Control Handle (Deluxe) MTD-747-0824B-0637

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2
Wing Nut 1/4-20 Thd. MTD-712-0397A

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3
FOAM GRIP - 9" (Optional) MTD-720-0294A

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4
Spr. Wash..66" I.D. MTD-936-0501

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5
Hex L-Nut 1/4-20 Thd. MTD-712-0324

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6
Throttle Cable - 55" (B&S) MTD-946-0671A

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6
Throttle Cable - 51" (Tecumseh) MTD-946-0671A

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7
Throttle Box Comp. (Incl. Ref. 4, 5, 8, 9, 10) MTD-811-0185

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8
Throttle Lever MTD-946-0876

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9
Throttle Body MTD-946-0875

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10
Oval C-Sunk Scr. MTD-710-0605

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11
Control Cable - 40.5" (B&S) MTD-946-0554

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11
Control Cable - 51" (Tecumseh) MTD-946-0737

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12
UPPER HANDLE MTD-749-0539C-0637

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13
Rope Guide MTD-710-1205

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14
WASHER SPRING (Used w/Keyed Adapter) MTD-936-0513

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14
BELL-WASH 1.01" I.D. (Used w/ Splined Adapter)(B&S Engine) No Longer Available MTD-736-0450

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14
Wave Washer MTD-736-0447

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15
Curved Hd. Bolt 5/16-18 x 2" MTD-710-1174

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16
Bowed Washer MTD-936-0286

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17
SCREW 3/8-24 C 1.00 GR5 MTD-710-1055

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18
Cable Tie MTD-725-0157

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20
Hand Knob MTD-920-0276

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21
Lower Handle MTD-749-0928A-0637

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23
Fl-Wash..885" I.D. (Used w/Keyed Adapter) MTD-736-0514

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24
SPRING WASHER BELL MTD-736-0270

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25
BAG HANDLE BLACK Models 440 thru 448 only. MTD-731-0801

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26
Rear Catcher Frame Models 440 thru 448 only. MTD-749-0764A-0637

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27
CATCHER FRAME Models 440 thru 448 only. MTD-764-0412-0637

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28
INSULATOR-SPARK PLUG No Longer Available (Optional) MTD-735-0639

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29
Engine MTD-NA

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30
Control Cover Half - Upper MTD-753-0833

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31
Control Cover Half - Lower MTD-753-0833

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32
Control Lever MTD-731-0620A

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33
Drive Cable - 51" Lg. MTD-946-0711B

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34
Flat C-Sunk Hd. Tap Scr. #10 x .75" Lg. MTD-710-0841

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35
Cable Mtg. Cap MTD-753-0833

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36
HARDTOP BAG COVER Models 450 thru 458 only. MTD-631-0003

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37
HARDTOP BAG COVER Models 450 thru 458 only. MTD-631-0003

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38
Grass Bags Models 450 thru 458 only. MTD-964-0252

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39
Truss Mach. Scr. 1/4-20 x 1.0" Lg. MTD-710-0166A

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40
Hex 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-712-0241

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41
Fl-Wash. .280" I.D. x .620" O.D. Models 450 thru 458 only. MTD-736-0463

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42
HEX NUT 1/4-20 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-912-0287

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43
CATCHER FRAME Models 450 thru 458 only. MTD-764-0411-0637

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44
REAR CATCHER FRAME No Longer Available Models 450 thru 458 only. MTD-749-0736A

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45
CHUTE DEFLECTOR MTD-931-0859A

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46
DEFLECTOR PLUG MTD-731-0970B

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47
EXTRUSION SEAL MTD-731-0858

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49
SPRING LEVER MTD-732-0580

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50
TORSION SPRING (RH) MTD-732-0578B

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51
TORSION SPRING No Longer Available MTD-732-0577B

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52
Spacer .255" I.D. MTD-750-0566A

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53
BRACKET ASSEMBLY No Longer Available MTD-12297B

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54
HINGE PIN MTD-747-0698B

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55
Cap Speed Nut MTD-926-0106

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56
SHOULDER PIN 3/8-24X1.43 MTD-711-0805

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57
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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58
Hex Jam Nut 3/8-24 Thd. MTD-712-0711

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59
HEX LOCK NUT 3/8-2 MTD-912-0296

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60
Bell-Wash..38" I.D. x.88" MTD-736-0105

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61
Hex Wash. Hd. Tap Scr. 1 4-20 x 1.5" Lg. MTD-710-0778

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62
Hex L-Wash. Hd. Scr. 3/8-16 x 1" Lg. MTD-710-0654A

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63
21" Deck Ass'y. No Longer Available MTD-16997

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64
BRACKET ASSEMBLY MTD-12296B-0637

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65
HEX SCREW L-WASH HD MTD-910-0892

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66
HEX SCREW 3/8 x 7/8 MTD-910-1006

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67
Hex Wash. Hd. Tap Scr. 1/4-20 x .5" Lg. MTD-710-0599

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68
SPACER 950-0736 MTD-950-0736

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69
ENGINE CRANK SPACER (Keyed) MTD-748-0358

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69
SPACER-CRANKSHAFT (Splined) (B&S Engine) No Longer Available MTD-748-0332

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69
SERRATED WASHER (Tec. Engine) MTD-936-0409

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70
HALF PULLEY-LOWER (Keyed) No Longer Available MTD-756-0961

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71
UPPER HALF PULLEY (Keyed) MTD-756-0962

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71
HALF SERRATED PULLEY (Used wl Splined Adapter) MTD-956-0502

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72
21" Blade MTD-942-0621

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73
Bell-Wash. .396" I.D. x 1.14" O.D. (Used w/Keyed Adapter) MTD-736-0452

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73
BELL WASHER (Used w/Splined Adapter) MTD-936-0453

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74
Hex Bolt 3/8-24 x 1.5" Lg. (Used w/Keyed Adapter) MTD-710-1044

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74
Hex Bolt 7/16-20 x 1.5" Lg. (Used w/Splined Adapter) MTD-710-0757

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75
Blade Adapter Kit (Keyed) MTD-753-0484

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75
SPLINED BLADE ADAPTER KIT (Splined) MTD-753-0485

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76
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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77
Hex Jam Nut 1/4-20 Thd. MTD-912-0298

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78
Hex Bolt 1/4-20 x .85" Lg. MTD-710-3015

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79
BAFFLE-BELT No Longer Available MTD-17013

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80
CARRIAGE BOLT 1/4-20X.50" 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-710-05177

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81
BAFFLE-RR-PANEL No Longer Available MTD-17006

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82
PLUG-CORNER No Longer Available MTD-731-0931

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83
Torx Mach. AB-Tap Scr. 1/4 x .62" Lg. MTD-710-1017

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84
Hex B-Tap Scr. 1/4 x .38" Lg. MTD-710-0352

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85
Rear Flap MTD-731-0669

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86
BAFFLE-RR-CHUTE MTD-17008-0637

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87
RETAINING STRIP No Longer Available MTD-14847

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88
Hub Cap (Optional) MTD-NA

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89
Spring - Nylon MTD-10622B

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90
PAWL - (LH) MTD-948-0188B

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91
Weld Top L-Nut 1/4-20 Thd. MTD-712-0414

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93
Cotter Pin 1/8" Dia. x 1" Lg. MTD-714-0115

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94
Ratchet Wheel 1.62" O.D. MTD-948-0318

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95
BOLT, SHOULDER, 1/4-20 x 2.65 LG No Longer Available MTD-738-0137

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96
Wheel Ass'y. Comp.- Rear MTD-NA

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97
Bearing 1/2" I.D. MTD-NA

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98
SHOULDER SPACER MTD-750-0624

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99
SCREW 1/4-20 x .620 GR5 MTD-710-0751

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100
SHOULDER PIN 3/8-24X1.43 MTD-711-0805

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101
Pawl Plate MTD-16855

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102
COVER-CHAIN No Longer Available MTD-17053A

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103
Hex Flange Brg..506" I.D. MTD-741-0324A

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104
Fl-Wash. .531" I.D. x .93" O.D. MTD-736-0160

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105
SHAFT ASSEMBLY-REAR-20T MTD-938-0719A

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106
Hex Flange Bearing MTD-741-0522

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107
CHAIN AXLE ASS'. No Longer Available MTD-17009

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108
Internal L-Wash. 1/4" I.D. MTD-736-0498

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109
Spacer .513" I.D. MTD-748-0190

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110
EXTENSION SPRING MTD-932-0481

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111
Spacer .325" I.D. MTD-950-0589

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112

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113
LOCKING KNOB MTD-920-0224

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114
Hairpin Clip MTD-714-0104

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115
#48 CHAIN 1/2 PITCH MTD-913-0353

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116
TRANSMISSION MTD-917-0417B

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117
HEX SCREW L-WASH HD MTD-910-0892

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118
SCREW #12 x 14 x 1.250 MTD-710-1025

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119
GRASSBAG No Longer Available MTD-764-0246

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120
Cable Clamp (B&S) MTD-BS-690798

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121
Hex Self-Tap Scr. #10-32 x .62" Lg. (B&S) MTD-710-1237

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Gray (5-1/2" Dia.) MTD-731-0981C

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Beige (5-1/2" Dia.) MTD-731-0982C
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