Material rubber acryonitrile butadiene copolymer class nbr
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 5905-00-577-0767
NSN 6220-01-253-0380
NSN 5985-01-104-4324
NSN 6645-01-581-5214
NSN 5996-00-235-0823
NSN 5935-00-518-5027
NSN 4140-01-428-2509
NSN 5999-01-395-8685
NSN 5985-00-330-5237
NSN 5910-00-149-0678
NSN 6320-01-384-7079
NSN 5975-01-382-8486