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HPSI 8-326ST

8-326ST

PTFE O-Ring Back-Up, 1.638 X 2.004 X 0.183, Dash# 326

Part #:
8-326ST
Min. Order Qty: 1

Brand: HPSI

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HPSI

PTFE O-ring Back-up Rings are designed to improve sealing performance in high-pressure and high-temperature applications. Sized according to standard ASTM 568 O-ring dash numbers, these back-ups feature a concave profile for superior support over 90A Buna rings. Ideal for preventing O-ring extrusion, they enhance sealing efficiency in demanding conditions. Available in solid (SOLT) and split (ST) designs, with spiral PTFE back-ups available upon request.

Construction      :      Split
Dash Number      :      -326
Inside Diameter      :      1.638 in
Material      :      PTFE
Outside Diameter      :      2.004 in
Part Number      :      (Prefix)-(O-Ring Dash#)(Construction)
Temperature Range      :      -40° to 500°F
Width      :      0.183 in
  • Enhances O-ring performance in high-pressure applications
  • Performs in elevated temperatures
  • Concave profile
  • Available in solid, split, and spiral styles
  • Compatible with standard AS568 O-ring dash numbers