MTD 620 Lawn Mower User Manual


 
13
Illustrated
Parts List
To order
replacement parts,
call the Customer
Service Line at
1-800-800-7310
or visit
www.mtdproducts.com
IMPORTANT
For a proper working
machine, use Factory
Approved Parts.
V-belts are designed to
engage and disengage
safely. A substitute
(non OEM) V-belt can
be dangerous by not
disengaging completely.
NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard
equipment.
Ref.
No.
Part No. Description
1 16606 Hook, Retainer
2 618-04126A Spindle Assembly
3 683-0254B Hanger Bracket Assembly
4 683-04075 Weldment, 50-inch Deck
5 703-3279 Chute Stop
6 710-0347 Screw, 3/8-16, 1.75
7 710-04095 Screw, 3/8-16 x 1.0
8 710-0528 Screw, 5/16-18, 1.25, Gr5
9 710-0599 Screw, 1/4-20 x 0.5
10 710-0607 Screw, 5/16-18 x .75
11 710-0726 Screw, 5/16-12 x .750
12 710-1260A Screw, 5/16-18 x .75
13 710-3005 Screw, 3/8-16, 1.25
14 710-3103 Screw, 5/16-18 x 2.00
15 710-3178 Screw, Carriage, 3/8-16 x .75
16 711-1737 Roller Pin
17 712-0206 Hex Nut, 1/2-13
18 712-0229 Push Nut Retainer
19 712-04063 Nut, Nylon Lock, 5/16-18
20 712-04065 Nut, Nylon Lock, 3/8-16
21 712-0417A Nut, Hex, Flange, 5/8-18
22 712-0641 Nut, Hex, M16-1.5
23 712-3010 Nut, Hex, 5/16-18, Gr5
24 712-3083 Hex Lock Nut, 1/2-13
25 714-0111 Pin, Cotter, 3/32 x 1.00
26 714-0470 Pin, Cotter, 1/8 x 1.25
27 717-04074 Deck Adjustment Gear
28 721-04041 Coupler, Hose
29 731-3005 Roller
Ref.
No.
Part No. Description
30 732-0306A Spring, Compression, .531 x 1.75
31 732-0459B Spring, Extension, .94 x 6.74
32 732-0934 Spring, Extension, 1.5 x 5.99
33 734-04155 Deck Wheel, 5.0
34 734-0973 Deck Wheel, 5.0
35 736-0119 Washer, Lock, 5/16
36 736-0225 Lock Washer, 5/8”
37 736-0300 Washer, Flat, .406 x .875 x .059
38 737-04003C Port, Water
39 738-0373 Shoulder Screw
40 738-04162A Spacer, Shoulder, .884 x .190
41 738-3056 Shoulder Screw
42 742-04053B Blade, 17.90
43 747-1116 Rod, Deck Release .375 Dia.
44 747-1324 Rod, Deck Adjust
45 750-0151 Spacer, .550 x .750 x 1.125
46 754-04077 Belt, V-Type, Aramid
47 756-04129 Pulley, Idler, 3.5”
48 783-04399 LH Belt Cover
49 783-04400 RH Belt Cover
50 783-04414A Deck Skirt, Center
51 783-04415 Deck Skirt, RH
52 783-04462 Lift Bracket, 50”
53 783-05303 Idler Bracket
54 631-04070A Chute Assembly, Side Discharge
55 731-04651 Mulch Plug
56 756-04216 Pulley, 5.39”
57 736-0315 Washer, Flat, .760 x 1.5 x .120