Operating temperature: -65 to 275 degrees fahrenheit
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 5985-00-300-2391
NSN 6320-01-445-0325
NSN 6650-01-581-6243
NSN 6620-01-154-7051
NSN 5855-01-232-6883
NSN 6135-00-334-4500
NSN 5950-00-553-9439
NSN 6610-01-353-6685
NSN 5930-00-867-9094
NSN 5950-01-446-7831
NSN 6610-01-135-7847
NSN 6110-00-233-8121