Item must comply with requirements of defense supply center philadelphiaproduction standard no. Po0289nrp
A deformable material which prevents the passage of matter through the joint formed when two faces are joined. It may be metallic or nonmetallic, lubricated or impregnated, solid or hollow cross section. It may be made to any predetermined dimension and shape. Excludes flat disks, items made of felt material and items having joints. For round metal and plastic items with an aperture and a solid rectangular cross section, see washer, flat; shim; bearing, washer, thrust; and spacer ring. Excludes disk, valve; seal, nonmetallic angle; seal, nonmetallic channel; seal, nonmetallic special shaped section; shielding gasket, electronic; and ring, sealing jar.
NSN 6150-01-281-9489
NSN 4140-00-475-5368
NSN 5910-00-901-4584
NSN 6105-01-421-5432
NSN 6645-01-495-5553
NSN 6650-01-510-9488
NSN 5996-01-165-3087
NSN 5930-00-106-6067
NSN 5915-01-394-5150
NSN 6610-01-132-1898
NSN 6130-00-941-3805
NSN 5960-00-875-5003