1672239 Seal As-Buffer Fits Caterpillar Models
1672239 Seal As-Buffer Fits Caterpillar Models
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One New Aftermarket Replacement Buffer Seal for Caterpillar (Cat) Construction Equipment
This hydraulic rod buffer seal is installed in the cylinder rod sealing system of Caterpillar (Cat) construction equipment. The buffer seal absorbs pressure spikes that occur during heavy-duty hydraulic cylinder operation, protecting the primary rod seal from damage and extending the life of the entire sealing system. It is positioned in front of the primary rod seal and incorporates channels that allow controlled fluid flow under normal operating conditions while bottlenecking surge pressure to prevent it from reaching the rod seal.
Specifications
- Part Type: Rod Buffer Seal (Urethane)
- Inner Diameter: 8.000 in
- Outer Diameter: 8.830 in
- Width / Height: 0.302 in
- Material: Urethane (URE)
- Style: BR-92 profile
Compatible Models
Caterpillar (Cat): Verify exact model and serial number compatibility using the OEM part number 1672239 before ordering. This seal fits Caterpillar hydraulic cylinder applications requiring an 8.000 in inner diameter rod buffer seal.
Replaces Part Number(s):
1672239
New aftermarket replacement part - not remanufactured, not used.



