MB Modular Back-Up Ring | Polyurethane Hydraulic Back-Up Ring | HydraPak Seals, Inc
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HPSI P18-1.00MB

P18-1.00MB

Urethane Modular Back-up, 1 X 1-3/8 X 3/16

Part #:
P18-1.00MB
Min. Order Qty: 1

Brand: HPSI

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HPSI

The MB Modular Back-Up Ring is molded from hard polyurethane to help prevent seal extrusion in high-pressure hydraulic applications. Commonly used with U-seals, it provides reliable anti-extrusion support while extending sealing performance. For applications involving higher pressures or elevated temperatures, Hytrel® back-up rings are recommended.

Cross Section      :      3/16 in
Height      :      3/16 in
Inside Diameter      :      1 in
Material      :      55D & 65D Urethane/Hytrel
Outside Diameter      :      1-3/8 in
Part Number      :      (Prefix)(C/S)-(ID)-(H)
Temperature Range      :      -40° to 250°F
  • Hard polyurethane construction resists extrusion
  • Provides anti-extrusion support for U-seals
  • Suitable for high-pressure hydraulic applications
  • Helps extend seal performance in demanding conditions
  • Hytrel® recommended for higher pressure and temperature applications