Chevrolet 10 1971 Series Chassis Service Manual page 127

SERIES 10 3300 AN D 3500 LB.
CAPACITY (SALISBURY-TYPE) AXLES
The 3300, and 3500 lb. capacity (Salisbury-Type) axle
(fig. 15) is a semifloating, fabricated constructed type
consisting of a cast carrier with large bosses on each
end into which two welded steel tubes are fitted. The
carrier contains an overhung hypoid pinion and ring gear.
The differential is a two pinion arrangement.
The axle housing is made up of two steel welded tubes
1. Companion Flange
2. Deflector
3. Pinion O il Seal
4. Pinion Front Bearing
5. Pinion Bearing Spacer
6. Differential Carrier
GENERAL DESCRIPTION
Fig.
15— Rear A xle Cross Section— 3300, 3500
7. Differential Case
8. Shim (A) with Service Shim
9. Gasket
10. Differential Bearing
11. " C " Lock
12. Pinion Shaft Lock Bolt
REAR SUSPENSION AND DRIVE LINE 4-7
pressed into the crossbore of the cast carrier--each tube
is puddle welded to the carrier. Welded-on brackets
provide attachment points for suspension components
such as spring seats, shock absorbers and control arms.
A welded flange is provided for brake flange plate
attachment.
An overhung hypoid drive pinion is supported by two
preloaded tapered roller bearings. The pinion shaft is
sealed by means of a molded, spring loaded, rubber seal.
lb. Capacity— Series 10
13. Cover
14. Pinion Shaft
15. Ring G ear
16. Side G ear
17. Bearing Cap
18. Axle Shaft
SHIM AND
SERVICE
SPACER
19 Thrust Washer
20 Differential Pinion
21 Shim
22,
Pinion Rear
Bearing
23.
Drive Pinion
10-30 CHEVROLET TRUCK SERVICE MANUAL