This SAE Aerospace Standard (AS) specifies scarf-cut polytetrafluoroethylene (PTFE) retainers (backup rings) for use in glands in accordance with AS4716. They are usually used in hydraulic and pneumatic system components as anti-extrusion devices in conjunction with O-rings and other seals for static and dynamic applications.
NOTE: This specification includes material tests but does not include hydraulic or pneumatic performance tests.
SAE AS5781B History
SAE AS5781C
$64.00 $129.00
SAE AS5781B
$57.00 $115.00
SAE AS5781A
$57.00 $115.00
SAE AS5781
$57.00 $115.00
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