R radius x 2: 0.042in; 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 6130-00-505-1165
NSN 5975-01-182-5806
NSN 5915-01-470-6816
NSN 4140-01-525-7692
NSN 6240-01-659-8546
NSN 6135-00-027-3914
NSN 5996-00-146-3726
NSN 5945-00-676-0038
NSN 5945-01-632-3655
NSN 6620-01-446-6571
NSN 6150-00-562-7728
NSN 5910-01-553-4137