CATERPILLAR part description

Will it fit my equipment? Cat® Seal Assembly Description: Cat seal assemblies provide a pressure tight seal between the hydraulic piston and cylinder.
  • Bore Diameter (in): 4.00
  • Groove Diameter - B (+/- 0.003inch) (in): 3.21
  • Groove Width - A (+/- 0.002inch) (in): 0.19
  • Height (in): 0.1
  • Length (in): 6.8
  • Outer Diameter (in): 4.02
  • Overall Length (in): 0.24
  • Seal Shape: Type 1
earthmoving compactor 816, 815F, 815, 815B, 815K, 816B, 815F II challenger 65, 75, 75C, 65E, 65C, 85C, 70C, 65D, 65B, 75D, 75E Wheel-type Loader
910G, 924G, 924H, 920, 966C, 924GZ, 994K, 910E, 910, 966F, 966E, 914G, 930, 966D, 966R, 910F, 914G2, G910, 928G, 950, 930K, 994D, 970F, 924HZ, 994H, 994F, 994, 924K track type tractors D8T, D8RLRC wheel-type skidder 518, 120C, 518C off-highway truck 777C, 777, 772, 773B, 772B, 776, 773D, 773, 777D, 776B, 775B, 775D, 776D, 776C, 777B track-type loader 931B, 941, 943, 951C, 951B, 939C, 953C, 931C, 953, 931, 977 941B, 935B, 931C II 933, 939, 951, 933C, 955 953B, 935C II 935C, 977H, 955H, 955C articulated dump truck D20D, D300E, D250D, D250E work tool GH52 motor grader 14E, 140B, 24H, 12F, 120B, 16G, 140G, 163H NA 140H, 12H NA 12G, 16M3, 120, 160H, 12H ES 16H, 140, 16, 14G, 160M, 24M, 160K, 143H, 12H, 14M-3 12M, 130G, 140H ES 140H NA 12K, 14H NA 120M, 140K, 14H, 18M3, 163H, 16M, 14M, 140M, 16H NA 120K, 160H NA 140K 2 160H ES track-type skidder D4HTSK II 4P D5HTSK II 125C 54H 120C, D4HTSK III motor graders 160M, 14M3, 120M, 160MAWD wheel dozer 814, 814K, 814F II 814F, 814S 8A4K 814B excavator 322C FM 325B L integrated toolcarrier IT28G, IT18, IT24F, IT28F, IT12B, IT18F, IT18B, IT14B, IT14G2 pipelayer PL83, PL72, 572G, PL87, 583R, 583K, 583T wheel tractor-scraper 666B, 613C, 613B, 613, 660B, 613G, 613C II 650B track-type tractor D6D, 3P D7H, D5B, 143 8B D4C, D3, 163 5S 5A PAT 8D 8S D10N, 153 D4B, 7U 8SU 140, 4A D11T, D3B, 6S D6G2 LGP 10 6A D6E SR 8 7S 58 7S LGP 53 D4E, D4H, 59L D5C, 5A 11 D6C, D5C III 6 D9R, D8R II D8R D6E D5H, D9T, 4 10S D10, D6H XR D7R, D4C III 3 141 9D 9B 9SU 9S 10U 3S D3C, 5 4S 9 D10T2, 57H D4C II D3C III D8L, 7SU 4P 9U 5P D8T, 58L D5M D3C II 7 D6K2, 10SU D5, 59 8A 150 D5H XL D8N, D5C PAT D10T, D6F SR D5N D11R, D11N, D4H XL D6H II D5C PATLGP D9H, D9N, 151 D6G2 XL 55, 11SU D4H III D5E, D9L, D6G, D6H, 9C 11U D6D SR D10R, 10C 7A 57 8U 54 161 59N D6G SR D6K

Features & Benefits

  • Seal assembly consists of seal ring and expander ring
  • Fits 101.6 mm (4 in) diameter bore Application: Used as needed to service hydraulic cylinder components to keep your equipment leak free. Consult your owner's manual or contact your local Cat Dealer for more information.

When it comes to construction vehicles and equipment, no other brand is more highly respected than Caterpillar®. For over 95 years, Caterpillar has been the leading manufacturer of construction and mining vehicles and components. Its catalog is among the largest in the world, with more than 1.4 million parts in stock ranging from excavator attachments to air-conditioning kits. Each component is designed, manufactured, and assembled according to strict specifications to ensure reliable performance in rugged operating conditions and long-lasting service life. For customers with tighter budgets, Caterpiller also offers remanufactured parts for the drivetrain, air suspension, hydraulics, and other major systems that have the same degree of quality but at a more affordable cost.

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