SAE AS8791B-2009
Hydraulic and Pneumatic Retainers (Back-Up Rings), Polytetrafluoroethylene (PTFE) Resin

Standard No.
SAE AS8791B-2009
Release Date
2009
Published By
Society of Automotive Engineers (SAE)
Status
 2014-10
Replace By
SAE AS8791C-2014
Latest
SAE AS8791D-2020
Scope
This specification and part standard covers polytetrafluoroethylene (PTFE) resin material and the dimensional requirements for retainers (back-up rings) previously covered by SAE AS 8791 and SAE AS 8791/1 which superseded MIL-R-8791 and MIL-R-8791/1. The retainers are intended for use in hydraulic and pneumatic system components as anti-extrusion devices in conjunctionwith packings and O-rings.

SAE AS8791B-2009 Referenced Document

  • SAE AMS3678-1999 Polytetrafluoroethylene (PTFE) Moldings and Extrusions Unfilled, Pigmented, and Filled Components
  • SAE AS4716-1993 Aerospace Standard, Gland Design, O-Ring and Other Elastomeric Seals
  • SAE AS5781-2007 Retainers (Backup Rings), Hydraulic and Pneumatic, Polytetrafluoroethylene Resin, Single Turn, Scarf-Cut, For Use in AS4716 Glands

SAE AS8791B-2009 history

  • 2020 SAE AS8791D-2020 Hydraulic and Pneumatic Retainers (Backup Rings), Polytetrafluoroethylene (PTFE) Resin
  • 2014 SAE AS8791C-2014 Hydraulic and Pneumatic Retainers (Back-Up Rings)@ Polytetrafluoroethylene (PTFE) Resin
  • 2009 SAE AS8791B-2009 Hydraulic and Pneumatic Retainers (Back-Up Rings), Polytetrafluoroethylene (PTFE) Resin
  • 2003 SAE AS8791A-2003 Hydraulic and Pneumatic Retainers (Back-Up Rings), Polytetrafluoroethylene (PTFE) Resin
  • 1997 SAE AS8791-1997 Retainer@ Packing@ Hydraulic and Pneumatic@ Tetrafluoroethylene Resin
Hydraulic and Pneumatic Retainers (Back-Up Rings), Polytetrafluoroethylene (PTFE) Resin



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