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 5998-00-673-2384
NSN 5945-01-170-4107
NSN 6220-00-350-2294
NSN 5895-01-585-3665
NSN 5945-01-113-0778
NSN 6645-01-483-3532
NSN 6150-00-613-3076
NSN 6650-01-378-6868
NSN 5975-01-072-2569
NSN 5895-01-100-3472
NSN 5910-01-512-1978
NSN 5930-01-096-7406