768C TRACTOR & 769C TRUCK POWER TRAIN Caterpillar

(1) 5M9548 Spring:

Length under test force ... 21.3 mm (.84 in)

Test force ... 4.45 ± 0.6 N (1.00 ± .08 lb)

Free length after test ... 34.0 mm (1.34 in)

Outside diameter ... 12.2 mm (.48 in)

(2) 5M9622 Spacer thickness ... 1.57 mm (.062 in)

One spacer will change pressure ... 31 kPa (4.4 psi)

5M9623 Spacer thickness ... 0.91 mm (.036 in)

One spacer will change pressure ... 18 kPa (2.6 psi)

5M9624 Spacer thickness ... 0.25 mm (.010 in)

One spacer will change pressure ... 5.5 kPa (.8 psi)

(3) 8M8627 Spring:

Color code ... White stripe

Length under test force ... 53.6 mm (2.11 in)

Test force ... 395 ± 32 N (88.8 ± 7.1 lb)

Free length after test ... 78.7 mm (3.10 in)

Outside diameter ... 19.81 mm (.780 in)