Spherical and arc radius contact sealing ring for flared fittings used on 0.312 inch dia.Tube size
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 6110-01-461-2631
NSN 6220-01-649-1515
NSN 6320-00-468-3296
NSN 5990-00-067-6791
NSN 6620-01-028-6374
NSN 7035-01-590-7955
NSN 6650-00-111-1081
NSN 5935-01-491-4635
NSN 5985-00-063-4426
NSN 5920-00-185-9587
NSN 6150-00-874-3077
NSN 5990-00-436-9008