CAT 167-2199: 55MM ROD DIAMETER PLASTIC BUFFER SEAL

The CAT 167-2199 is a 55 mm rod diameter plastic buffer seal for compatible Caterpillar hydraulic cylinder applications. Buffer seals help protect rod sealing systems by absorbing pressure spikes and supporting hydraulic cylinder sealing performance in demanding heavy equipment service.

Specifications

• Manufacturer: Caterpillar / CAT
• Part Number: 167-2199
• Part Type: Plastic buffer seal
• Rod Diameter: 55 mm per Cat product title
• System: Hydraulic cylinder rod sealing system
• Function: Helps buffer pressure and protect the rod seal in compatible cylinder assemblies
• Fitment: Must be verified by cylinder group, machine serial number, and seal kit requirements

Key Features

• Genuine Cat buffer seal for hydraulic cylinder service.
• Designed for 55 mm rod diameter applications where 167-2199 is specified.
• Helps reduce stress on the primary rod seal from hydraulic pressure spikes.
• Useful for cylinder reseal jobs and heavy equipment repair inventory.

Cross References

• Primary CAT part number: 167-2199.
• Confirm seal profile, dimensions, and kit relationship before replacing individual seals.

Machine Compatibility

• Compatibility depends on hydraulic cylinder group and machine serial number.
• Verify the 55 mm rod size and seal stack before installation.

Typical Applications

• Hydraulic cylinder resealing.
• Rod seal system repair.
• Construction and mining equipment maintenance.
• Caterpillar seal and hydraulic spare parts inventory.

Search Keywords

CAT 167-2199 buffer seal, Caterpillar 1672199 55mm rod seal, Cat plastic buffer seal, hydraulic cylinder buffer seal.

Caterpillar hydraulic seal, 55 mm rod diameter seal, heavy equipment cylinder seal, HRS Supplies.