Operating temperature: -65 to 275 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 5895-00-378-5587
NSN 6220-00-383-7354
NSN 5975-00-907-2909
NSN 5960-00-009-8082
NSN 5935-00-543-2319
NSN 6135-01-377-5729
NSN 6145-01-646-3784
NSN 5835-00-034-4976
NSN 6130-00-793-9851
NSN 5985-00-537-5732
NSN 6320-00-483-0451
NSN 5920-00-951-5050