Thank you for purchasing a Cub Cadet Tiller. It was carefully
engineered to provide excellent performance when properly
operated and maintained.
All information in this manual is relative to the most recent
product information available at the time of printing. Please be
aware that this Illustrated Part’s Manual may cover a range of
product specifications for various models.
Components listed and/or illustrated in this manual may not be
applicable to all models. We reserve the right to change product
specifications, designs and equipment without notice and
without incurring obligation.
Throughout this manual, all references to right (RH) and left (LH)
are observed from the operating position.
Model Series 300 ..................................................... 4
Model Series 400 ....................................................10
Model Series 450 ....................................................16
Model Series 620 ................................................... 22
Record Product Information
To ease in ordering replacement parts, please locate the model
plate on the equipment and record the information in the
provided area to the right. You can locate the model plate by
looking beneath the seat.
Model NuMber
Serial NuMber
Painted Parts
When ordering painted service parts, a four digit color suffix must be added to the part number (e.g. 783-XXXXX-0637).
Please refer to the table below for current color codes:
0637Black
4021Yellow (Cub Cadet)
0499Beige (Cub Cadet)
0685Blue (Cub Cadet)
0691Black Jack (Cub Cadet Commercial)
2
Page Left Blank Intentionally
33
Model Series 300
10
35
46
34
4
6
9
11
7
13
29
36
32
30
3
31
26
12
14
15
20
24
25
45
21
22
2
8
16
18
17
19
27
28
10
6
1
2
5
33
35
40
37
28
28
44
38
39
21
41
25
23
42
43
44
Model Series 300
Ref.Part NumberDescription
1.912-04 42Acorn Lock Nut, ⁄-20
2.936-3020Flat Washer, .271” x.630”
3.720-0270A†Reverse Handle Grip
4.731-1600Handle Cover w/o throttle (390)
—731- 06253AHandle Cover (340)
5.710 - 0779ATruss Machine Screw, #10 x ⁄”
6.720 - 0274Handle Grip
7.712-3 0 0 6Hex Nut, ⁄-20 (390)
—912-02 9 8Jam Nut, 1/4-20 (340)
8.726 - 0135†Cap Speed Nut
9.686-0083Clutch Handle Assembly
10.720-0269Clutch Grip
11.710- 0 6 41Hex Bolt, ⁄-20 x 2.25”
12.931-1645BClutch Handle Holder
13.936 -014 0Flat Washer, .385” x .62”
14.686-0014C†Reverse Handle Assembly
15.936-0264†Flat Washer, .344” x .62”
16.649-04040Handle Assembly Complete
17.749-1401AHandle Brace
18.736 - 0242Bell Washer, .34”
19.710 -06 053Hex Bolt, ⁄-20
20.786-0005Depth Bar
21.714-04043Cotter Pin, Bow Tie
22.712-04063Hex Flange L-Nut, ⁄-18
Ref.Part NumberDescription
23.786-0003Tail Piece Bracket, Left
24.786-0004Tail Piece Bracket, Right
25.911 - 0415Clevis Pin
26.710-0805Hex Bolt, ⁄-18 x 1.5”
27.710 -0189Hex Bolt, ⁄-18 x 3”
28.736-0242Bell Washer, .340” x .872”
29.7 11-10 3 6 AHex Nut
30.93 6- 0119L-Washer, ⁄”
31.710 -3008Hex Bolt, ⁄-18
32.786 - 0129Cable Guide Bracket
33.710 -06 04AHex Washer Screw, ⁄-18 x .62”
34.710- 0602Hex Washer TT-Tap Screw
35.738-0934AShoulder Bolt, ⁄-18
36.720-0195Hand Knob
37.750- 0470Spacer
38.936 -0171Lock Washer, ⁄
39.912- 024 0Jam Nut, ⁄-20
40.710 -0176Hex Bolt, ⁄-18 x 2.75”
41.912- 042 9Nylon Hex Nut, ⁄-18
42.686-0081AWheel Hanger Bracket Assembly
43.734-04623Wheel, 8 x 1.75
44.738-0929Shoulder Screw, .496 x 1.445
45.750-0890Spacer
46.710 -12 36Carriage Bolt, ⁄-18 x 1
† If Equipped
55
Model Series 390
23
42
24
22
22
25
21
37
38
12
27
3
10
13
5
37
41
40
28
29
30
31
32
39
4
46
10
35
33
10
43
34
44
26
36
7
20
6
9
45
8
7
6
11
2
1
14
19
16
66
17
3
18
15
Model Series 390
Ref.Part NumberDescription
1.712- 0392Hex L-Stop Nut, ⁄-28
2.936-3020Flat Washer, 266” x .625”
3.710 - 0599Hex Washer TT-Tap Screw, ⁄-20 x .5”
4.711- 0920Belt Cover Bolt
5.712- 04063Hex Flange Top L-Nut, ⁄-18
6.710-3005Hex Head Screw, ⁄-16 x 1.25”
7.756- 0313Flat Idler Pulley, 2.12”
8.786-0149Idler Belt Keeper
9.786-014 4Idler Bracket
10.712-0266AHex Center Jam Nut, ⁄-16
11.786- 0057Belt Cover w/ rev.
12.786-0043ATine Shield
13.710-30 08Hex Head Cap Screw, ⁄-18 x .75”
14.986-0091Chain Case Assembly Complete
15.686-0106Outer Disc Plate Assembly
16.714-04043Cotter Pin, Bow Tie
17.911- 0415Clevis Pin
18.642-0 023Outer Tine Assembly, LH,
—642- 0024Outer Tine Assembly, RH
19.642-0003Inner Tine Assembly, Left
—642-0002Inner Tine Assembly, Right
20.94 6 - 0918Forward Clutch Cable
21.946- 0953Reverse Clutch Cable
22.756-0585Flat Pulley, 6”
Ref.Part NumberDescription
23.950-0892Spacer, .64” x 2.4”
24.948-0350Pulley Mounting Adapter
25.736 -0112Bell Washer, 525” x 1.5”
26.712-3029Hex Jam Nut, ⁄-20
27.732- 0697Return Spring
28.786-0040BReverse Bracket
29.9 3 6- 0119Lock Washer, ⁄
30.710-0237Hex Bolt, ⁄-24 x .625”
31.756 -0971Engine Inner Pulley
32.756- 0600Reverse Engine Pulley
33.936 -0452Bell Washer, .396” x ⁄”
34.710-1039Hex Bolt, ⁄-24 x 1.00”
35.6 86 - 0013Reverse Arm Assembly
36.786- 0 0 41Reverse Belt Keeper
37.710 -0502AHex L-Washer TT-Tap, ⁄-16 x 1.25”
38.786-0145AEngine Plate
39.786-0053Tine Shield Bracket
40.936 - 0171L-Washer, ⁄”
41.912- 024 0Hex Nut, ⁄-20
42.954-0428Forward Drive Belt, ⁄ x 41.9”
43.954- 0429Reverse Drive Belt, ⁄ x 45.68”
44.938-0102Shoulder Screw, .498 x 1.445
45.738-0930Shoulder Screw, .560 x.165
46.712-3004AFlangelock Nut, 5/16 - 18
77
Model Series 340
15
16
18
8
17
20
29
11
34
29
24
41
28
15
19
25
42
43
36
23
33
19
39
13
32
31
22
5
28
4
1
2
40
3
7
21
38
6
35
14
37
30
9
27
26
12
8
8
10
88
Model Series 340
Ref.Part NumberDescription
1.986-0 091Chain Case Assembly
2.642-0002Inner Tine Assembly, RH
3.642-0003Inner Tine Assembly, LH
4.642-0004Outer Tine Assembly, RH
5.642-0005Outer Tine Assembly, LH
6.911 - 0415Clevis Pin, .375 x 1.75
7.714-04043Bow Tie Cotter Pin
8.710-0599Screw, 1⁄4-20 x 0.500
9.7 11 - 09 19Bolt, Belt Cover
10.712- 0392Nut, 1/4-28, Lock
11.712-3004ANut, 5/16-18, Flange Lock
12.936-3020Flat Washer, .271 x .630 x .065
13.738-0930Shoulder Screw, .560 x .165 5/16-18
14.786-0056Belt Cover
15.710-30 08Hex Head Screw, 5/16-18 x .75
16.712- 0 4 063Nut, 5/16-18, Flange Lock
17.786-0043ATine Shield
18.786 -0053Bracket, Tine Shield
19.686-0088Idler Bracket Assembly
20.710- 0189Hex Head Screw, 5/16-18 x 3.00
21.710-0237Hex Head Screw, 5/16-24 x .625
22.710-1039Hex Head Screw, 3/8-24 x 1.00
Ref.Part NumberDescription
23.710-30 05Hex Head Screw, 3/8-16 x 1.25
24.7 11-10 3 6 AHex Nut, 5/16-18
25.712-0266AJamlock Nut, 3/8-16
26.712-3029Nut, 1/2-20, Jam
27.7 3 6- 0112Washer, .531 x 1.62 x .045
28.93 6- 0119Lock Washer, 5/16
29.736-0242Bell Washer, .340 x .872 x .060
30.736 - 0312Flat Washer, 1.26 x 1.87 x .150
31.936-0452Bell Washer, .396 x 1.140 x .095
32.946-0918Forward Clutch Cable
33.948-0350Pulley Adaptor
34.950- 0892Spacer, .64 ID x 2.4
35.954-0428Belt, 4L x 41.9 LG
36.756- 0313Pulley 1.88 OD
37.756-0585Pulley 6.00 OD
38.756-0971Inner Engine Pulley
39.756- 0972Outer Engine Pulley
40.786- 0039BBelt Keeper Bracket
41.786 - 0129Cable Guide Bracket
42.786-014 4Idler Bracket
43.78 6 -0149Belt Keeper
99
Model Series 400
34
53
33
46
31
52
32
39
38
47
55
31
48
45
4
6
43
41
30
3
44
42
35
28
4
37
23
29
49
3
11
12
6
36
51
40
17
20
16
24
11
1
9
19
1010
2
5
15
50
54
27
14
13
18
10
10
25
21
26
7
6
8
6
22
Model Series 400
Ref.Part NumberDescription
1.686-0044BEnd Cover Assembly
2.710-0597Hex Head Screw, ⁄-20 x 1
3.710 - 060 4AHex Head Screw, ⁄-18 x .625
4.710-1238Hex Head Screw, ⁄-18 x .875
5.710 -3008Hex Head Screw, ⁄-18 x .75
6.712- 0 4 0 63Nylon Hex Lock Nut, ⁄-18
7.712- 0 4 0 6 4Nylon Hex Lock Nut, ⁄-20
8.712-040 65Flange Lock Nut, ⁄-16
9.712-0421Wing Nut, ⁄-18
10.715 - 0108Spirol Pin
11.926-0106Cap Nut, ⁄ Rod
12.731- 05512Hole Plug
13.732-04320Torsion Spring
14.738-04320Shoulder Screw, .405 x .435 ⁄-18
15.938- 0533Shoulder Screw, .498 x 1.635
16.938-0849Stop Screw
17.747- 0 432Tiller Flap Rod
18.750 -05349Spacer
19..786-0090ASide Shield
20.786 -0113ARear Tine Shield
21.786 -04092Reverse Stop Arm
22.786-04104Drag Bar
23.786-04352ATine Shield Mounting Bracket
24.786-0 4355ATine Shield
25.786-04356Adjustable Depth Bar
26.786-04363Tail Bracket, LH
27.786- 04364Tail Bracket, RH
28.649-04098AUpper Handle Assembly
Ref.Part NumberDescription
29.6 8 6 -04135Reverse Handle Assembly
30.710-0189Hex Head Screw, ⁄-18 x 3.00
31.710 - 0599Self-Tapping Screw, ⁄-20 x ⁄
32.731-04735Handle Select
33.720- 0278AFoam Handle Grip
34.710-3288Hex Head Screw, ⁄-20 x 1.62
35.731-06253AHandle Cover
36.735 -04105Plug End
37.736-0242Bell Washer, .340 x .872 x .060
38.946-04504Reverse Cable
39.946-04506Forward Cable
40.747-04789Clutch Bail
41.750-0885ASpacer, .322 x .625 x 2.00
42.786- 0340BHandle Crank
43.786-04344Handle Bracket, RH
44.786-04345Handle Bracket, LH
45.786 -04358Retainer Nut Bracket
46.686- 0 414 4Front Bumper
47.731- 06529Belt Cover
48.736-0173Flat Washer, .28 x .74 x .063
49.738-0440Spacer, .375 x .165
50.710-04 605Hex Head Screw, ⁄-18 x 1.50
51.720-04173Reverse Handle Grip
52.936- 0176Flat Washer, .265 x .938 x .120
53.936-0451Saddle Washer, .320 x .930 x .060
54.710- 0502ASEMS Screw, ⁄-16
55.710 -0896Self Tapping Screw, ⁄-14 x .625
1111
Model Series 400
2
1
39
30
22
22
34
36
40
38
28
11
21
3
27
24
33
5
7
8
16
19
25
32
12
15
20
10
21
11
29
4
6
17
24
7
31
3
23
9
13
26
14
37
35
41
9
18
1212
Model Series 400
Ref.Part NumberDescription
1.934- 04736Complete Whl. Ass., 13 x 5 x 6
634 - 04735Rim, 6.0 X 3.25
734 - 04163ATire, 13 x 5 x 6
2.714- 0143AKlik Pin
3.684-04168Idler Pulley Assembly
4.710 - 0331Hex Head Screw, ⁄-24 x 2.25
5.710 -0170Hex Head Screw, ⁄-24 x .625
6.710-059 9Self Tapping Screw, ⁄-20 x .500
7.710-0606Hex Head Screw, ⁄-20 x 1.50
8.710-0672Hex Head Screw, ⁄-18 x 1.25
9.710-1880Hex Head Screw, ⁄-18 x .75, Patch
10.73 6 -0315Washer, Flat, .760 x 1.50 x .120
11.712- 04 0 6 4Nylon Hex Lock Nut, ⁄-20
12.712- 070 0Nut, 9/16-18, Flange Lock
13.718- 04407Hub, ⁄ Spline
14.732-04085Extension Spring, .480 OD X 5.00 LG
15.732-04276AExtension Spring, LT5 PTO
16.936 -0119Lock Washer, ⁄
17.736-0173Washer, .28 x .74 x .063
18.714-04043Cotter Pin, Bow Tie
19.736-0343Flat Washer, .330 X 1.25 X .120
20.936-0452Bell Washer, .396 x 1.140 x .095
Ref.Part NumberDescription
21.736-3092Flat Washer, .265 x 1.0 x .030
22.738-04425Shoulder Screw, .342 x .335 ⁄-28
23.748-04087APivot Idler Spacer
24.750- 04571Shoulder Spacer, .260 x .785 x .538
25.750-04907Pivot Idler Spacer
26.954-04090V-Belt, 4L x 25.375 Long
27.954 -04091V-Belt, 3L x 29.125 Long
28.756-04198AEngine Pulley
29.756- 04355Transmission Pulley
30.756-0625Cable Roller
31.786- 0 4312Idler Bracket, Forward
32.786-04343Cover Plate
33.786-04346Idler Bracket, Reverse
34.786-04416AMounting Frame, RH
35.786-04 415BMounting Frame, LH
36.786-04357Pulley Bracket
37.786-04371Pulley Shield
38.642- 04071Tine Assembly, LH
39.642-04072Tine Assembly, RH
40.911- 0415Clevis Pin, .375 x 1.75
41.710-0896Self Tapping Screw, ⁄-14 x .625
1313
Model Series 400
12
8
16
20
19
2
22
18
15
6
2
2
4
14
7
21
5
19
20
7
14
13
17
21
14
18
23
9
18
10
6
18
13
1
21
7
11
2
2
14
7
21
3
1414
Ref.Part NumberDescription
918 - 04815ATransmission Assembly
1.919 - 04184AHousing, Transmission
2.710-3008Hex Screw, 5/16-18, .75, Gr5
3.911- 04 8 44Shaft, Tiller
4.911- 04 8 5 4Shaft, Wheel
5.911-05028Shaft, Worm
6.714 - 0 4059Key, Hi Pro .25 x 1.062
7.716-0204Retaining Ring
8.716 - 04102Retaining Ring, Int
9.917-04380Worm Gear, 61t, RH
10.917-04381Worm Gear, 30t, LH
11.918- 04435Bearing Cover
12.921- 04030Seal, Oil, .750 Shaft x 1.783 Bore
13.921-04229Gasket, Gear Housing
14.721-04232Seal, Oil, 1.00 Shaft x 2.00 Bore
15.721-04271Rubber Plug, Oil
16.732- 0614Wire Ring
17.736-04305Washer, Flat, 1.50 x 1.75 x .062
—736-04306Washer, Flat, 1.50 x 1.75 x .005
—736-04307Washer, Flat, 1.50 x 1.75 x .03
—736-04308Washer, Flat, 1.50 x 1.75 x .010
18.736 -0745Washer, Flat, 1.010 x 1.56 x .060
19.9 41-04298Cone Bearing
20.941-04299Bearing Cup
21.741-3114Ball Bearing
22.786- 04366Cover, Transmission
23.786-04392Cover, Transmission
* — The at washers listed are used as required to obtain .005 to
.015 in allowable end play on the drive shaft.
Model Series 400
1515
Model Series 450
46
32
30
44
30
45
41
33
34
35
38
23
34
40
24
26
17
13
14
28
10
21
16
3
22
6
19
2
27
31
39
38
4
20
15
20
8
9
1
43
63
49
50
31
51
48
34
52
12
35
34
37
11
29
25
34
59
60
47
42
5
60
53
54
62
65
18
7
61
64
36
55
56
58
57
1616
Model Series 450
Ref.
1.747 -1152Shaft Rod
2.649-0034Lower Handle Tube Assembly
3.649- 0 041AUpper Handle Assembly
4.710- 0946Screw, 1/4-20 x 0.625
5.710-30 05Hex Head Screw, 3/8-16:1.25
6.710-3056Hex Head Screw, 5/16-18 x 3.25
7.9 11- 0415Clevis Pin, .375 X 1.75
8.712-0324Hexlock Nut, 1/4-20
9.712- 0379Flangelock Nut, 3/8-24
10.912- 042 9Hexlock Nut, 5/16-18
11.710-1307Stud, 5/16-18 x .75
12.720 - 0210ASmall Tee Knob
13.720 -0278AFoam Grip, .970 x 11.0
14.720 - 0313Grip, .1875 x 1.00
15.726-0273Battery Clamp, 5/16
16.7 26 - 0317Cable Tie, 8.5 LG
17.735- 0246AEnd Plug
18.9 36 -0117Washer, Flat, .385 x .620 x .033
19.736 -0242Washer, Bell, .340 x .872 x .060
20.736-3090Washer, Flat, .260 x .720 x .060
21.938-0958Spacer, Shoulder, .50 x .190 x .360
22.747-1219AClutch Bail
23.784-019 0Handle Adjustment Crank
24.78 4 - 0191Hex Nut Retainer Bracket
25.7 8 6 -012 0Tiller Depth Control
26.786 -0181Shaft Rod Lever
27.735 - 0127Washer, Rubber, .33 ID x .125
28.914-0104Cotter Pin, .072 x 1.12 LG
29.686-0044BEnd Cover Assembly
30.710 -0176Hex Head Screw, 5/16-18 x 2.75
31.710-30 08Hex Head Screw, 5/16-18 x .75
32.710-3022Hex Head Screw, 3/8-16 x 2.75
33.710-04 482Hex Head Flange, 3/8-16 x .875
Part NumberDescription
Ref.
34.712- 04063Flangelock Nut, 5/16-18
35.712-04065Flangelock Nut, 3/8-16
36.712- 0421Wing Nut, 5/16-18 W/ Bell Washer
37.926 - 0106Speed Nut Cap, 1/4 ROD
38.736-0204Washer, Flat, .344 x .62 x .033
39.938-0849Screw, Hex, 5/16-18 x .75
40.747-0432Tiller Flap Rod
41.750-0885ASpacer, .322 x .625 x 2.00
42.786-0090ASide Shield
43.78 6- 0113 ARear Tine Shield
44.786 - 0176RH Handle Mount Bracket
45.786 -0177LH Handle Mount Bracket
46.786-0178ATine Shield
47.786-0179FRT Tine Shield Bracket
48.786-0180FRT Tine Shield Spacer Bracket
49.686-0109AShift Crank Assembly
50.710 -1652Screw, ⁄-20 x .625
51.715- 0120Spiral Pin, ⁄ x 1.0
52.784-0208DShift Cover
53.911 - 0415Clevis Pin
54.712-305 4Hex Nut, ⁄-24
55.742-03 05A13” Articulating Tine
56.938-0689Shoulder Bolt
57.936-0253Bell Washer, .515” ID x 1.14” OD
58.938-0688Shoulder Bolt
59.784-0160Tine Adapter Assembly, 18”
60.714-04043Internal Cotter Pin
61.936 -0169Lock Washer
62.784-0161Tine Adapter Plate
63.731-07556Cap
64.936 -0208Washer, Flat, .51 x 1.5 x .07
65.710- 0376Hex Head Screw, 5/16-18 x 1.00
Part NumberDescription
1717
Model Series 450
26
36
37
18
27
9
19
31
10
20
17
24
13
3
7
6
21
5
41
30
6
14
1
2
4
32
35
33
8
25
28
23
22
16
1818
34
42
38
12
40
11
15
39
32
Wheel shaft shown
for reference only.
33
29
Model Series 450
Ref.
Part NumberDescription
1.6 86 -0111Belt Cover Bracket Assembly
2.710 -0170Hex Bolt, ⁄-24 x .625
3.710- 0513Hex Bolt, ⁄-28 x .75”
4.710- 0520Hex Washer Screw, ⁄-16 x 1.50”
5.710-1039Hex Bolt, ⁄-24 x 1.0
6.710-1652Hex Washer Screw
7.710 -3005Hex Cap Screw, ⁄-16 x 1.25
8.712-0266ALock Jam Nut, ⁄-16
9.712- 0 4063Flangelock Nut, 5/16-18
10.914 -010 4Internal Cotter Pin
11.912-30 66Hex Nut, 1/2-20
12.936-0921Washer, Lock, 1/2
13.936 -0176Flat Washer, .25 ID x .93 OD
14.936-0271Spring Washer, .317 ID x .625 OD
15.750- 019 4Hub, .636 ID x 1.00 OD x .94
16.936- 0452Bell Washer, .396 ID x 1.14 OD
17.738-0876AShoulder Nut, ⁄-20
18.9 46 -1117Clutch Cable
19.747-115 9Idler Pulley Rod
20.954- 0434V-Belt
21.756- 0405Flat Idler w/ Flange, 3.75 OD
Ref.
22.756- 0971Outer Engine Pulley Half
23.756- 0972Inner Engine Pulley Half
24.75 6-1162Input Pulley
25.786- 0064AIdler Bracket
26.786 -0185ABelt Keeper Bracket
27.786-0187Shift Cover Bracket
28.786-0193Idler Belt Keeper
29.934-04365AWheel Assembly, 16.0 x 4.6 x 8
30.936-3020Flat Washer, .271 ID x .630 OD
31.784-0158ABelt Cover
32.710-05289Hex Head Screw, ⁄-20
33.712-040 6 4Flange Lock Nut, ⁄-20
34.710-0382Hex Bolt, ⁄-13 x 5.0
35.712-04150Flange Lock Nut, ⁄-13
36.723- 0381†Counterweight, 40 lbs.
37.936-0326Flat Washer
38.936 - 0179Washer, Flat, 1/2 x 1.25 x .100
39.710-0653Hex Screw, ⁄-20 x .375
40.731-1595†Counterweight
41.712- 0392Lock Nut
42.710-0506Hex Head Screw, 1/2-13 x 5.50
Part NumberDescription
† If Equipped
1919
Model Series 450
20
3
16
28
11
11
10
34
35
29
16
16
37
37
36
47
41
38
38
45
27
15
38
38
48
19
14
21
49
32
1
33
46
31
37
29
13
16
42
30
37
12
17
28
12
16
46
5
33
51
2
6
7
23
44
40
50
38
24
9
38
25
39
18
43
26
8
47
4
36
22
2020
Model Series 450
Ref.
Part NumberDescription
1.611- 0 021Shaft Assembly, Tine, 18T
2.611- 012 8Shaft Assembly, Jack
3.611- 012 9Shaft Assembly, Shift Input
4.611- 04 0 74AShaft Assembly, Wheel, 33T
5.617-0058Gear Assembly, 30T Reverse Idler
6.617- 0 0 59Gear Assembly, 30T Tine Idler
7.617- 00 6 0Sprocket Assembly, 9T Tine Input
8.617- 0061Sprocket Assembly, 10T Whl Input
9.617-00 62Gear Assembly, 11T
10.686-0108ARH Chain Case Housing Assembly
11.710-0376Hex Head Screw, 5/16-18 x 1.00
12.710-1652Screw, 1/4-20 x 0.625
13.710 - 0448 4Screw, :5/16-18 x 0.75
14.750-0664Spacer, .505 ID x .88 OD x .440
15.711-13 49AInput Shaft, .75
16.712- 0378Nut, Hex, 7/16-20
17.712- 0 4 0 63Nut, Flangelock, 5/16-18
18.913-0367Endless Chain, #420 x 50 Links
19.913- 0 4 8 4Endless Chain, #50 x 54 Links
20.716-08 65Snap Ring, .500
21.717- 0853AClutch Collar
22.717-158 2 AGear Spur, 44T
23.717-158 3Gear Spur, 30T
24.717-1584Gear Spur, 30T
25.717-1585Gear Spur, 44T
26.717-158 7Gear Spur, 44T
Ref.
27.717-1594Gear Spur, 16T
28.921-0378Shaft Seal, 1.0
29.721- 0379Shaft Seal, .75
30.786- 0238Positioner Gear Bracket
31.726- 0277Tapered Cap Plug
32.732- 04778Compression Spring, .230 OD
33.936 -0163Washer, Flat, 1.03 x 1.62 x .03
34.936- 0171Washer, Lock, 7/16
35.936- 0226Washer, Flat,.474 x .879 x .064
36.936-0351Washer, Flat, .760 ID x 1.50 OD
37.736-0407Washer, Bell,.45 x 1.00 x .062
38.736 -0518Washer, Thrust, .445 x 1.92 x .060
39.736-3088Washer, Flat,1.595 x .635 x .062
40.6 8 6 -0 4129LH Chain Case Housing
41.950 -0671Spacer, .75 x 2.0 x .50
42.738- 0645Shaft Detent, .5 DIA
43.738-0648Shaft, Jack, .625 x 2.385
44.738-04424AShaft, Jack, .6250 x 5.0050
45.941- 0600Ball Bearing, 17 x 40 x 12:6203
46.941- 0 420Flange Bearing, 1.0 x 2.5 x 1.38
47.741- 0421Flange Bearing, .75 x 2.5 x 1.38
48.941- 0563Ball Bearing, 17 x 40 x 12:6203
49.741- 0 862Ball, Detent, .250
50.750- 0258Spacer, .315 x .750 x .375 LG
51.950- 0570Spacer, 1.0 ID x 2.0 OD x.5 LG
—9 8 6 -04074 BGear Case Assembly Complete
Part NumberDescription
2121
Model Series 620
6
8
37
38
18
23
35
10
26
30
23
24
22
11
25
5
33
29
34
28
19
17
5
31
21
5
5
3
7
1
5
16
5
3
4
36
26
12
14
4
13
20
9
15
5
2
27
2222
32
5
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