Packing 0.250 in. Square by 18 inlong
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 5960-01-305-1874
NSN 6620-00-898-2744
NSN 6110-01-010-0905
NSN 4140-00-501-7833
NSN 6110-01-205-7617
NSN 6645-01-590-5534
NSN 6240-01-146-4839
NSN 6105-01-437-8161
NSN 6145-01-508-9242
NSN 5975-00-286-8506
NSN 5855-01-197-2774
NSN 5945-01-624-1854