product name

Columbia 12A-998Q597 (2008) Self Propelled Walk Behind Mower

Model: 12A-998Q597 (2008)

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product name

Drive Assembly 998Q

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1
Rear Axle Assembly MTD-938-0012A

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2
Trans Axle Ass’y MTD-682-7526-0637

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3
Chain Cover Ass’y MTD-682-7528-0637

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4
Hex Wash HD Scr 5/16-18 x .62 MTD-710-0604A

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5
Hex Wash HD Tapp Scr 1/4-20 x .38 MTD-710-0653

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6
SCREW 1/4-20 x .620 GR5 MTD-710-0751

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7
Hex Wash Hd. Scr 1/4-20 x .625" Lg MTD-710-1652

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8
TT Screw 3/8-16 x 1.25 MTD-710-1315

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9
Clevis Pin .5" Dia. x 4.62" Lg. MTD-911-0835

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10
Chain, No. 48 Endless .50 x 24 links MTD-913-0453

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11
Cotter Pin MTD-914-0474

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13
Spring Lever MTD-732-0803A

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14
RH Torsion Spring MTD-732-0832

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15
SPRING WASHER BELL MTD-736-0270

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16
Fl-Wash. .50" I.D. x 1.0" O.D. MTD-736-0369

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17
Shoulder Nut .625 DIA. x .165 MTD-938-0529

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18
Flange Bearing .506 ID MTD-741-0324A

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19
Hex Flange Bearing MTD-741-0522

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20
Hex Sleeve Bearing .504 x .830 Lg. MTD-741-0978

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21
Ratchet Wheel MTD-948-0318

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22
Spacer .55 ID x .75 MTD-950-0151

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23
Sleeve .511 ID x .70 OD x .37" LG. MTD-750-0515

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24
Spacer .38 x .625" Lg. MTD-750-0807

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25
Shoulder Spacer .385 ID x .715" Lg. MTD-950-1056

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26
Pivot Axle Arm MTD-782-0566B-0637

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27
Lift Assist Spring Bracket MTD-782-0568B-0637

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28
Hex Wash HD Tap Scr 3/8-16 x .88 MTD-710-0654A

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31
Handle Brkt. Ass’y RH *CHOOSE COLOR WHEN ORDERING* MTD-682-3052

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32
Handle Brkt. Ass’y LH *CHOOSE COLOR WHEN ORDERING* MTD-682-3053

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33
Screw AB 1/4-20 MTD-710-1348

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34
Cable Tie MTD-725-0157

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35
Rear Flap 17.25" Lg. MTD-731-1901A

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36
Rear Flap Wire MTD-732-0842

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37
Spring - Nylon MTD-10622B

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38
Pawl Plate MTD-16855

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39
Weld Top L-Nut 1/4-20 Thd. MTD-712-0414

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40
Shld. Bolt .34" x 1/4 -20 Thd. MTD-738-0137A

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41
Pawl LH (Not Shown) MTD-948-0188B

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41

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42
Carriage Bolt 1/4-20 x .62 MTD-710-0134

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43
Carriage Bolt 1/4-10 x .75 MTD-710-0703

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44

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45
Bolt Retainer 1/4" x .50" OD MTD-726-0233

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46
Side Chute MTD-731-1832

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47
Mulching Baffle MTD-931-1833A

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49
Deck Ass’y 21"(w/logo) *CHOOSE COLOR WHEN ORDERING* MTD-782-0046B

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49
Deck Ass’y 21" (w/o logo) *CHOOSE COLOR WHEN ORDERING* MTD-782-0078B

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50
Transmission Ass’y MTD-918-0263A

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51
SP Cable 51.0" Lg. MTD-946-0711B

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52
V-Belt 3/8 x 39.24" Lg. MTD-954-0460

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54
RH Caster Ass’y *CHOOSE COLOR WHEN ORDERING* MTD-682-9020A

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55
LH Caster Ass’y *CHOOSE COLOR WHEN ORDERING* MTD-682-9021A

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56
LH CASTER BRACKET *CHOOSE COLOR WHEN ORDERING* MTD-682-9026A

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57
Carriage Bolt 5/16 x 18 x .62" Lg. MTD-710-0260A

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58
Caster Axle MTD-911-1146

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59

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60
Hex Flange L-Nut 5/16-18 Gr. F MTD-712-04063

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61
Hairpin Clip MTD-714-0104

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62
Push Cap 5/8" Dia Rod MTD-726-0214

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63
Com pression Spring MTD-932-0306A

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64
Wave Washer .53" I.D. MTD-736-0232

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65
Flat Washer .344 ID x .625 OD x .063 MTD-936-0264

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66
Flat Washer .63 ID x .12 OD x .12 MTD-736-0366

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67
Flat Washer .203 ID x .406 OD x .040 MTD-736-0931

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68
Grease Fitting MTD-937-3000

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69
Flange Bearing .631 ID MTD-741-0685


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71
Hex Wash HD Tapp Scr 1/4-20 x .38 MTD-710-0653

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72
Screw 1/4-15 X .75 MTD-710-0895

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73

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74
Blade Adapter (w/star) MTD-748-0377E

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75
BLADE BELL SUPPORT MTD-736-0524B-1

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76
Hex Bolt 3/8-24 x 2.00 Gr. 8 Special MTD-710-1257

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79
Blade 21" (w/star) MTD-942-0741A

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81
Chute Assembly (Incl. Ref No. 82-86) MTD-631-0067

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82
Push Cap .188 Rod MTD-726-0111

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83
Top Chute MTD-931-0066

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84
Top Discharge Door Chute MTD-731-1874A

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85
Torsion Spring MTD-732-0819

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86
Pivot Rod MTD-747-0965

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89
Front Wheel Ass’y 7 x 2 (Link/Blk/BB) MTD-734-1857

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89
Wheels - Front (Zag/BB) MTD-753-08093

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90
Rear Wheel Ass’y 9 x 2.00 (Link /Black w/sleeve bushing) MTD-734-1981A

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90
Rear Wheel Ass’y 9 x 2.125 (Black w/sleeve bushing) MTD-734-2010B

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90
Rear Wheel Ass’y 9 x 2.125 (Drive/Zag/Blk) MTD-734-2044B

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91
Hub Cap -Grey MTD-731-0981C

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91
Hub Cap - Beige MTD-731-0982C

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91
Hub Cap -Yellow MTD-731-1426B

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92
Hub Cap -Grey (Front, w/hole) MTD-731-1887

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92
Hub Cap - Beige (Front, w/hole) MTD-731-1888

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92
Hub Cap -Yellow (Front, w/hole) MTD-731-1886

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93
Wheel Caster Brkt. Ass’y RH *CHOOSE COLOR WHEN ORDERING* MTD-682-9024
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