TRACK ADJUSTER & RECOIL GP 7T2539 - Caterpillar

(1) 4M5923 Spring; Earlier, Use with 7B4970 Spring: Length under test force ... 3.19 in.(81.03 mm)Test force ... 41.8 3.3 lb.(18.96 1.49 kg)Free length after test ... 4.38 in.(111.25 mm)Outside diameter ... .81 in.(20.6 mm)3N6690 Spring; Later, Use with 8M8597 Spring:Length under test force ... 3.33 in.(84.6 mm)Test force ... 29.7 2.5 lb.(13.47 1.14 kg)Free length after test ... 4.43 in.(12.5 mm)Outside diameter ... .81 in.(20.57 mm)(2) 7B4970 Spring; Earlier, Use with 4M5923 Spring: Length under test force ... 1.031 in.(26.18 mm)Test force ... 2.49 to 2.75 lb.(1.13 to 1.25 kg)Free length after test ... 2.188 in.(55.57 mm)Outside diameter ... .656 in.(16.66 mm)8M8597 Spring; Later, Use with 3N6690 Spring:Length under test force ... 1.38 in.(35.0 mm)Test force ... 3.61 .29 lb.(1.64 7.36 kg)Free length after test ... 2.55 in.(64.8 mm)Outside diameter ... .594 in.(15.09 mm)