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 5950-01-382-2774
NSN 6620-01-528-7510
NSN 6110-01-329-3345
NSN 6320-00-405-2348
NSN 6130-00-183-6156
NSN 6105-01-388-1926
NSN 6105-00-975-4011
NSN 6645-01-056-3417
NSN 6645-00-616-1289
NSN 2925-01-326-0908
NSN 5895-00-292-2872
NSN 5895-01-463-9041