Ref.

Part No.

Description

No.

 

 

 

 

 

1

16606

Hook, Retainer

2618-04126A Spindle Assembly

3683-0254B Hanger Bracket Assembly

4683-04075 Weldment, 50-inch Deck

5

703-3279

Chute Stop

6710-0347 Screw, 3/8-16, 1.75

7710-04095 Screw, 3/8-16 x 1.0

8710-0528 Screw, 5/16-18, 1.25, Gr5

9710-0599 Screw, 1/4-20 x 0.5

10710-0607 Screw, 5/16-18 x .75

11710-0726 Screw, 5/16-12 x .750

12710-1260A Screw, 5/16-18 x .75

13710-3005 Screw, 3/8-16, 1.25

14710-3103 Screw, 5/16-18 x 2.00

15710-3178 Screw, Carriage, 3/8-16 x .75

16

711-1737

Roller Pin

17712-0206 Hex Nut, 1/2-13

18712-0229 Push Nut Retainer

19712-04063 Nut, Nylon Lock, 5/16-18

20712-04065 Nut, Nylon Lock, 3/8-16

21712-0417A Nut, Hex, Flange, 5/8-18

22712-0641 Nut, Hex, M16-1.5

23712-3010 Nut, Hex, 5/16-18, Gr5

24712-3083 Hex Lock Nut, 1/2-13

25714-0111 Pin, Cotter, 3/32 x 1.00

26714-0470 Pin, Cotter, 1/8 x 1.25

27717-04074 Deck Adjustment Gear

28

721-04041

Coupler, Hose

 

 

 

29

731-3005

Roller

Ref.

Part No.

Description

No.

 

 

30732-0306A Spring, Compression, .531 x 1.75

31732-0459B Spring, Extension, .94 x 6.74

32732-0934 Spring, Extension, 1.5 x 5.99

33734-04155 Deck Wheel, 5.0

34734-0973 Deck Wheel, 5.0

35736-0119 Washer, Lock, 5/16

36736-0225 Lock Washer, 5/8”

37736-0300 Washer, Flat, .406 x .875 x .059

38737-04003C Port, Water

39738-0373 Shoulder Screw

40738-04162A Spacer, Shoulder, .884 x .190

41738-3056 Shoulder Screw

42742-04053B Blade, 17.90

43747-1116 Rod, Deck Release .375 Dia.

44747-1324 Rod, Deck Adjust

45750-0151 Spacer, .550 x .750 x 1.125

46754-04077 Belt, V-Type, Aramid

47756-04129 Pulley, Idler, 3.5”

48

783-04399 LH Belt Cover

49783-04400 RH Belt Cover

50783-04414A Deck Skirt, Center

51783-04415 Deck Skirt, RH

52783-04462 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

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-beltsare 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.

13

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Image 13
MTD 620 manual Hook, Retainer