Certified free from mercury contamination
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 6130-01-387-7271
NSN 5998-01-556-8056
NSN 6130-01-104-4371
NSN 6320-00-905-0543
NSN 5965-01-435-6644
NSN 6240-00-174-8902
NSN 6220-01-084-8619
NSN 2925-01-445-4095
NSN 5895-00-286-2044
NSN 5930-01-398-8264
NSN 5915-01-509-0639
NSN 5990-01-462-9228