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 5985-01-433-2833
NSN 6145-01-475-5410
NSN 7035-01-182-1086
NSN 5990-00-543-0234
NSN 5935-01-406-1807
NSN 6110-01-241-7398
NSN 5920-01-374-9244
NSN 6645-01-229-7749
NSN 5996-01-409-1860
NSN 2925-01-430-4206
NSN 5999-00-995-6349
NSN 6620-01-483-5247