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.

711-04078

Tiller Shaft

 

7.

711-04486

Wheel Shaft

 

8.

711-04882

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

Woodruff Key, .25 x 1.12

 

 

 

 

 

*— The flat 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.

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