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77
640 & 650 Series Transmission Assembly
Ref. Part Number Description
1. 1918377 Cover Housing
2. 619- 04013 Transmission Housing
3. 710-04048 Hex Head Flange Screw
4. 710-04049 Hex Head Flange Screw
5. 710-3008 Hex Screw
6. 711- 0 4 078 Tiller Shaft
7. 711- 0 4 4 8 6 Wheel Shaft
8. 711- 0 4 8 82 Drive Shaft
9. 714-04059 Hi-Pro Key
10. 716-04102 Retaining Ring
11. 716-04104 Retaining Ring
12. 717-04380 Worm Gear, 61T
13. 717- 04381 Worm Gear, 30T
14. 718-04008 Rear Bearing Cover
15. 721-04030 Oil Seal, .75 x 1.783
16. 721-04031 Oil Seal, 1.0 x 1.499
17. 721-04036 Oil Seal, 1.0 x 1.5
18. 721-04229 Gear Housing Gasket
19. 736 - 0119 Lock Washer
20. 736-04309 Flat Washer, 1.375 x 1.015 x .062*
— 736-04308 Flat Washer, 1.5 x 1.75 x .01*
— 736-04307 Flat Washer, 1.5 x 1.75 x .03*
— 736-04306 Flat Washer, 1.5 x 1.75 x .005*
— 736-04305 Flat Washer, 1.5 x 1.75 x .062*
— 736-04304 Flat Washer, 1.25 x .75 x .06*
— 736-04260 Flat Washer, 1.015 x 1.375 x .03*
— 736-04259 Flat Washer, 1.015 x 1.375 x .015*
— 736-04258 Flat Washer, 1.015 x 1.375 x .01*
— 736-04257 Flat Washer, 1.015 x 1.375 x .005*
21. 736-04310 Flat Washer, 1.015 x 1.234 x .062
22. 737-04202 Pipe Plug
23. 741- 04298 Cone Bearing
24. 741-04299 Cup Bearing
25. 741-04300 Bushing, 1.005 x 1.25 x 1.5
26. 786-04359 Transmission Cover
27. GW-1104 Woodru Key, .25 x 1.12
* — The at washers listed are used as required to obtain .005 to
.030 in allowable end play on the wheel shaft and tine shaft and
a .005 to .015 in end play on the drive shaft.