Table 5-1. Repair and Replacement Standard Points of Measurement for Reverse Gear and Related Parts.

TM 9-2520-246-34

Figure 5-16. Repair and Replacement Standard Points of Measurement

for Reverse Gear and Related Parts.

Table 5-1. Repair and Replacement Standard Points of Measurement for Reverse Gear and Related Parts.

Size and Fit

Ref

Fig.

Wear Limits

Point of Measurement

of New Parts

Letter

No.

1.2510-1.2520

.001

Inside diameter of bearing

5-16

1.2495-1.2505

.003

Outside diameter of shaft

5-16

.004

0.0005L-0.0025L

Fit of bearing on shaft

A-B

5-16

Reverse gear to input drive

5-16

.016L

.006L-.009L

gear (backlash)

5-17

Reverse gear to output sliding

5-16

.018L

.008L-.011L

gear (backlash)

5-18

.061-.063

Thickness of thrust washer (a)

(*)

5-16

1.252-1.253

Inside diameter of reverse gear

(*)

5-16

.0055L

.0015L-.0035L

Fit of gear on shaft

B-F

5-16

(a) Replace when bronze facing is partially or entirely worn off.

5-8