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Original price was: $3.10.$0.93Current price is: $0.93.
Backup Rings
Size#449 – 10 ID x 10-1/2 OD x 1/4 CS
Back-up rings are used in conjunction with O-ring for both static and dynamic sealing applications.
They prevent extrusion of the O-ring when it is subjected to high pressures, or when the extrusion gaps are excessive.
Wherever possible two Back-up rings should be used, one on each side of the O-ring.
90 Durometer Rubber Nitrile
Price is each
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