4K4879 O-Ring Seal for Caterpillar Equipment

4K4879 is an O-ring seal used in fixed and some moving sealing points on Caterpillar equipment and engines. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

The 4K4879 O-ring is listed for the following Caterpillar equipment models and series:

• Road reclaimer: RM-350B.
• Wheel-type skidder: 120C, 508, 515, 518, 525, FB518.
• Asphalt paver: AP-1000, AP-1000B, AP-1000D, AP-1000E, AP-1000F, AP-500E, AP-900B, AP1000, AP400, AP500F, AP600F.
• Integrated toolcarrier: IT12, IT14G, IT14G2, IT18, IT18B, IT18F, IT24F, IT28, IT28B, IT28F, IT28G, IT38F, IT38G, IT38G II, IT38H.
• Wheel-type loader: 910, 910K, 910M, 914, 914G, 914G2, 914K, 914M, 916, 918F, 918M, 920, 920K, 924F, 924G, 924GZ, 924H, 924HZ, 924K, 926, 926E, 926M, 928F, 928G, 928H, 928HZ, 930, 930G, 930H, 930K, 930M, 930R, 930T, 936, 936E, 936F, 938F, 938G, 938G II, 938H, 938K, 938M, 950, 950B, 950B / 950E, 950E, 950F, 950F II, 960F, 966C, G926, G916, G936.
• Track-type skidder: 120C, 125C.
• Motor grader: 120K, 12M, 12M 2, 12M 3, 12E, 12F, 120H ES, 140H, 14, 135H, 140M, 14L, 14M, 14G, 14H, 14M3H, 163H Na, 160M 3, 160M, 163M 3 AWD, 163H, 163K, 163M, 16H NA, 163H NA, 163M NA, 14E.

Cross-reference numbers

• 4K-4879

Specifications