No other part numbers with same form, fit, and function found.
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 4140-01-558-1018
NSN 4140-01-068-5772
NSN 5960-01-370-4285
NSN 5996-01-287-8311
NSN 5925-01-186-6738
NSN 4140-01-502-5601
NSN 5905-00-314-4602
NSN 5975-01-279-0370
NSN 6145-00-607-1892
NSN 5990-01-234-8646
NSN 5925-01-619-8852
NSN 5996-01-196-8541