Marked with a nonpermanent orange stripe
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 6645-00-710-1352
NSN 6685-00-641-0189
NSN 6240-01-092-2185
NSN 5920-00-717-6839
NSN 6240-00-052-0786
NSN 5996-01-133-2478
NSN 5835-00-148-9719
NSN 5925-01-344-7489
NSN 5935-01-634-0668
NSN 6220-00-001-7006
NSN 5990-00-600-6151
NSN 5910-01-361-9106