Operating temperature: -65 to 276 degrees fahrenheit
A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.
Classification: Gaskets,washers & other seals
NSN 6105-00-423-7963
NSN 6105-01-438-9750
NSN 4140-01-562-8614
NSN 2925-01-606-3201
NSN 6130-01-428-3290
NSN 5990-01-160-6978
NSN 5998-00-869-2737
NSN 6320-01-443-3826
NSN 6240-01-211-4507
NSN 6135-01-562-3056
NSN 2925-00-939-1979
NSN 6645-00-851-6654