200 psi working pressure
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 4140-01-163-4350
NSN 5935-00-407-1760
NSN 6145-01-182-6775
NSN 5985-01-596-7536
NSN 5915-01-247-8991
NSN 5965-00-424-9636
NSN 6220-00-900-8951
NSN 5999-01-653-9367
NSN 6220-01-444-3109
NSN 5895-01-508-7507
NSN 5999-01-563-3668
NSN 5998-01-392-8316