258-8721 18 mm OD Rocker Arm Button

Cat® basic engine rocker arm buttons provide smooth contact between the rocker arm and the valve stem, enabling efficient valve actuation

Quantity

SKU: 258-8721 Category: Cylinder Head Parts

Description

The insert is an important component of the rocker arm, which opens and closes the valves to let fuel and air into and out of the combustion chamber

Cat® parts are built to exact specifications and are durable, reliable, efficient, environmentally friendly and reusable

Generator Sets: C9
Track Loaders: 826K, 824C, 990K, 824G, 826G, 982, 992, 993, 826H, 816F, 834H
Cold Planers: PM622, PM-200, PM620, PL87, PL83
Compactors: 834K, 824K, 825K, C13B, C-15
Engines: C32, C15, C13, C27, C11, C18, C12
Excavators: 3456, 349D2 L, 374F, 349D2, 374D L, 390F L, 349D, 390D L, 374, 349F L, 637E, 657G, 637K, 637G, 385C, 345B, 365B L, 352, 395, 349, 6015, 6030, 385B, 349E, 345C, 345C L, 349E L VG, 352F, 6020B, 6040, 385C L, 355, 621H, 345D L, 365C L, 390F, 345D, 349D L, 365B, 365C, 374F L, 349E L, 621K, 6015B, 3508B, 6018, 390D, 385C FS, 621G, 6015 FS, 3101
Asphalt Pavers: AD63, AD30, AD45
Skid Steer Loaders: 24
Motor Graders: 14, 16, 18, 16M, 14M, 140H, 16M3, 16H
Wheel Excavators: MD6250, MD6200, MD6310
Dozers: D7R II, D9T, D8T, D8N, D8R, D9, D10, D8, D10R, D6T, D11, D11T, D11R, D10N, D10T2, D10T
Wheel Loaders: 990H, 972H, 966H, RM500B, R1600H, R3000H, 988K, 980H, R2900G, R1700G, 980G, R1700K, 980L, 980, R2900 XE, 834, 836, 986H, 988G, 988H, R1700 II
Off-Highway Trucks: 735, 777D, 740, 730, 773F, 740 GC, 772G, 725, 740B, 770G, 775G, 745C, 777E, 745, 777, 773

Machine Model	14, 140H, 14M, 16, 16H, 16M, 16M3, 18, 24, 3101, 3456, 345B, 345C, 345C L, 345D, 345D L, 349, 349D, 349D L, 349D2, 349D2 L, 349E, 349E L, 349E L VG, 349F L, 3508B, 352, 352F, 355, 365B, 365B L, 365C, 365C L, 374, 374D L, 374F, 374F L, 385B, 385C, 385C FS, 385C L, 390D, 390D L, 390F, 390F L, 395, 6015, 6015 FS, 6015B, 6018, 6020B, 6030, 6040, 621G, 621H, 621K, 637E, 637G, 637K, 657G, 725, 730, 735, 740, 740 GC, 740B, 745, 745C, 770G, 772G, 773, 773F, 775G, 777, 777D, 777E, 816F, 824C, 824G, 824K, 825K, 826G, 826H, 826K, 834, 834H, 834K, 836, 966H, 972H, 980, 980G, 980H, 980L, 982, 986H, 988G, 988H, 988K, 990H, 990K, 992, 993, AD30, AD45, AD63, C-15, C11, C12, C13, C13B, C15, C18, C27, C32, C9, D10, D10N, D10R, D10T, D10T2, D11, D11R, D11T, D6T, D7R II, D8, D8N, D8R, D8T, D9, D9T, MD6200, MD6250, MD6310, PL83, PL87, PM-200, PM620, PM622, R1600H, R1700 II, R1700G, R1700K, R2900 XE, R2900G, R3000H, RM500B
Equipment Type	Excavators, Wheel Excavators, Wheel Loaders, Track Loaders, Skid Steer Loaders, Dozers, Motor Graders, Off-Highway Trucks, Compactors, Asphalt Pavers, Cold Planers, Engines, Generator Sets
Part Source	Genuine OEM