1799634 Hydraulic Cylinder Seals Kit for Caterpillar Equipment

The 1799634 hydraulic cylinder seals kit is a replacement sealing kit used in hydraulic cylinder assemblies on Caterpillar equipment. It contains sealing rings, O-rings, a pressed wiper, buffer seal, U-packing, and piston seal. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The kit is identified by the Caterpillar-style part number formats 1799634 and 179-9634. The available product data identifies the equipment brand and hydraulic cylinder application, but does not specify individual Caterpillar machine models or series.

Cross-reference numbers

• 1799634
• 179-9634

Both number formats refer to the same hydraulic cylinder seals kit designation shown in the supplied product data. Confirm the part number against the hydraulic cylinder and equipment parts documentation before installation when several cylinder configurations are used on the machine.

Specifications

Kit contents

The set includes 11 listed sealing components. Each item is supplied in a quantity of one unless otherwise stated in the component listing.

• 1 × 087-5510 ring
• 1 × 095-1717 O-ring
• 1 × 143-8027 ring
• 1 × 143-8035 ring
• 1 × 147-5837 ring
• 1 × 165-9286 pressed wiper
• 1 × 170-9844 buffer seal
• 1 × 170-9860 U-packing
• 1 × 6I-6786 O-ring
• 1 × 7Y-5116 ring
• 1 × 9X-3592 piston seal

Component identification