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 6240-01-576-7350
NSN 5925-01-496-8374
NSN 5996-00-503-3630
NSN 5915-00-233-5449
NSN 4140-01-337-0495
NSN 5895-01-013-8826
NSN 2925-01-633-4048
NSN 6220-01-549-6135
NSN 5905-01-184-0582
NSN 5925-00-932-3027
NSN 6240-00-306-9214
NSN 6240-00-505-6099