23 to 27 degrees angle from od to id
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 5950-01-369-1509
NSN 6105-01-256-4989
NSN 5930-01-545-7816
NSN 6320-00-371-8335
NSN 5945-01-247-4635
NSN 5996-00-103-7124
NSN 5950-01-532-0260
NSN 6650-01-199-0570
NSN 4140-00-317-3443
NSN 5910-00-717-0647
NSN 5945-01-535-7037
NSN 6320-00-701-0437