A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 4140-00-908-2763
NSN 5975-00-288-5877
NSN 6610-01-502-2456
NSN 6135-00-299-6918
NSN 5975-01-262-7330
NSN 5910-00-425-4432
NSN 5996-00-782-1365
NSN 5945-01-614-1713
NSN 5999-00-366-0080
NSN 5975-01-020-9860
NSN 5950-00-739-8103
NSN 5855-00-560-0110