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 5925-00-286-8502
NSN 6620-01-068-4498
NSN 5920-01-116-1789
NSN 6620-01-346-6575
NSN 5999-01-102-1227
NSN 5960-00-630-6630
NSN 5990-01-378-7349
NSN 6110-00-466-1674
NSN 4140-01-492-1614
NSN 5950-01-601-4697
NSN 5998-01-365-2680
NSN 4140-01-391-3060