Material is disogrin and shall be procured from freudenberg-nok cage 91251
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 6240-01-030-1183
NSN 5915-01-023-8930
NSN 7035-00-064-7008
NSN 5920-01-517-1158
NSN 6610-01-169-9491
NSN 5945-00-114-3910
NSN 6650-01-441-7790
NSN 6320-01-160-8578
NSN 5965-01-105-1645
NSN 6240-01-440-7922
NSN 5998-00-131-2760
NSN 6220-00-969-4651