Size of packing is 4.000 in
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 6650-01-418-0790
NSN 6650-01-255-4046
NSN 6135-01-397-6564
NSN 5985-01-313-2432
NSN 6620-01-535-6925
NSN 6620-01-538-0061
NSN 5990-01-476-0722
NSN 5950-01-604-9435
NSN 6150-00-596-9882
NSN 6610-00-247-5200
NSN 5950-00-278-1201
NSN 6685-01-095-0278