Specifications

Fabco
SERVICE BULLETIN
NO. 738 407
SUBJECT: FORMED-IN-PLACE-GASKETS FOR PRODUCTION AND SERVICE USE
AFFECTS: ALL FABCO AXLES
EFFECTIVE: JUNE 1985
I.
Formed-In-Place-Gasket compound has been phased-in as the standard gasket material on all Fabco
axles.
II.
The paper gaskets will not (and should not) be used.
Service gaskets will not be available.
Fabco offers gasket compound as a service replacement.
SIZE
FABCO NO.
6 ml. tube
728 232
001
50
ml. tube
728 232
002
300
ml. tube
728 232
003
LOCTITE PRODUCT NO.
51517
51531
51574
A. The advantages of this material in place of cut gaskets are:
1.
Eliminates gasket compression set.
2.
Reduces or eliminates bolt loosening.
3.
Improves structural integrity of the assembly.
4. Cures under pressure
— does not require absorption of moisture.
5.
Spreads over the mating surfaces at assembly forming a film that effectively leaves the joined parts
in metal-to-metal contact.
6.
Provides a reliable seal.
B. This anerobic compound (Loctite 515) must be used in the following places:
1.
Suspension yoke to axle housing (this is the same as steerable drive end to axle housing flange).
2.
Spindle to spindle yoke (or torque plate).
3.
Outer axle shaft (or drive flange) to wheel hub.
Fabco 151 Lawrence Drive, Livermore
, CA 94551
738 407
1 of 4
[phone] FAX[phone]
REVISION A
-22-