Made from non-asbestos material
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 5975-01-634-0678
NSN 5925-00-578-4774
NSN 6130-00-505-1165
NSN 6110-00-916-4625
NSN 6620-01-398-8986
NSN 5855-01-458-8137
NSN 5965-01-338-4623
NSN 5996-00-168-7651
NSN 6145-01-132-2279
NSN 5935-01-344-3937
NSN 7035-01-387-0493
NSN 2925-00-917-2842