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 2925-00-436-9837
NSN 5905-00-407-5029
NSN 4140-00-813-1420
NSN 7035-01-204-7481
NSN 5835-01-135-2601
NSN 6150-01-286-7768
NSN 6650-01-084-9726
NSN 5925-00-913-8026
NSN 7035-01-012-0286
NSN 5990-01-568-5565
NSN 5985-01-571-5218
NSN 6145-01-248-6285