Material is ethylene propylene size is 11.984 i.D. X.139 w
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 5975-00-919-3715
NSN 6645-00-269-2764
NSN 5945-00-683-8334
NSN 6130-01-450-9915
NSN 5895-01-357-1262
NSN 6320-01-435-5991
NSN 5915-01-116-1897
NSN 6650-01-150-6599
NSN 4140-01-374-4673
NSN 5945-01-485-1464
NSN 5990-01-417-4402
NSN 6240-00-172-8451