Caterpillar® Specific Buffer Seals – U-Cup Style | Urethane Hydraulic Rod Buffer Seal | HydraPak Seals, Inc
Notice: 10% tariff fee now in effect.

CTC-1672200

CAT® U-Cup Buffer Seal, 2-1/4 X 2.891 X 0.220

Part #:
CTC-1672200
Min. Order Qty: 1

Brand: HPSI

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HPSI

Caterpillar® Specific Buffer Seals – U-Cup Style are upgraded lip-type rod buffer seals designed for replacement in Caterpillar® hydraulic cylinders. Made from urethane with a polyacetal back-up ring, they absorb pressure fluctuations while the flexible static lip helps prevent pressure trapping and the anti-extrusion ring supports high-pressure sealing performance.

Groove Diameter      :      2.891 in
Inside Diameter      :      2-1/4 in
Material      :      Urethane/Polyacetal
Pressure Range      :      0 TO 8,000 PSI
Temperature Range      :      -40° to 230°F
Width      :      0.220 in
  • Urethane construction provides durable buffer sealing performance
  • Polyacetal back-up ring improves resistance to extrusion
  • Lip-type design absorbs hydraulic pressure fluctuations
  • Anti-extrusion ring supports reliable high-pressure sealing
  • Flexible static lip helps prevent pressure trapping
  • Designed as replacement seals for Caterpillar® hydraulic cylinders

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