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 5985-00-489-0726
NSN 6130-01-259-4661
NSN 6145-01-367-6503
NSN 5985-01-055-2236
NSN 6240-01-212-3529
NSN 5915-00-340-1135
NSN 6320-00-284-1524
NSN 5895-00-482-2742
NSN 6320-01-274-8886
NSN 2925-00-109-4694
NSN 5905-01-465-9039
NSN 6105-00-531-4690