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 5999-01-632-7556
NSN 5990-01-486-2556
NSN 7035-01-376-0359
NSN 5975-01-303-5095
NSN 5895-01-543-3681
NSN 5935-01-468-6577
NSN 6130-01-127-9610
NSN 5835-00-789-1454
NSN 5920-00-113-6041
NSN 5905-01-200-6246
NSN 5965-00-400-6228
NSN 5998-01-043-4270