HYH10-0068 - SHAFT SEAL

One New Aftermarket Replacement Shaft Seal for Caterpillar (Cat) Construction Equipment

This hydraulic pump shaft seal replaces Caterpillar (Cat) OEM part number 1660344. It seals the rotating shaft on hydraulic pump assemblies, preventing fluid leakage and protecting internal pump components from contamination. Keeping this seal in good condition is essential to maintaining hydraulic system pressure and preventing costly pump damage on heavy construction, compaction, and earthmoving equipment.

Specifications

• Length: 96.52 mm (3.80 in)
• Width: 71.12 mm (2.80 in)
• Height / Thickness: 7.62 mm (0.30 in)
• Application: Hydraulic pump shaft seal

Compatible Models

Caterpillar Wheel Tractor-Scrapers: 621K, 623K, 627K

Caterpillar Vibratory / Paving Compactors: CP-533C, CP-533D, CP-533E, CP-563C, CP-563D, CP-563E, CP-54, CP-56, CS-531C, CS-531D, CS-533C, CS-533D, CS-533E, CS-54, CS-56, CS-563C, CS-563D, CS-563E

Caterpillar Wheel Loaders: 966G II, 966H, 966K, 966K XE, 966L, 966M, 966M XE, 972G II, 972H, 972K, 972L, 972M, 972M XE, 980G, 980G II, 980H, 980K, 980K HLG, 980L, 980M, 982M, 988G, 988H

Caterpillar Wheel Dozers: 824C, 824G II, 824H, 824K, 825G II, 825H, 825K, 826G II, 826H, 826K, 834G, 834H, 836G, 836H

Caterpillar Motor Graders: 14M-3, 14M3, 16M3, 18M3

Caterpillar Underground Articulated Trucks: AD55B, AD60

Caterpillar Forest Products: 586C, 2864C

Caterpillar Challenger: 35, 45, 55

Caterpillar Mining Shovels: 5110B, 6015B, 6020B

Caterpillar Industrial Engines: C9, C9.3, C11, C13, C15, C18, C27, C32

Replaces Part Number(s):

1660344, 166-0344, M1660344

Aftermarket Interchange Numbers

1279471, 1481201

New aftermarket replacement part - not remanufactured, not used.