Two grooves on flange 0.063 in. W by 0.031 in. Dp
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 5835-01-457-7951
NSN 6320-01-386-7396
NSN 5960-01-328-8248
NSN 5985-00-100-0140
NSN 6320-01-284-4508
NSN 5975-01-230-0254
NSN 5998-00-840-5463
NSN 5990-01-492-1114
NSN 5855-01-634-0259
NSN 5925-01-424-9720
NSN 5998-01-012-1749
NSN 6645-01-544-8874