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 4140-01-364-9797
NSN 6135-00-973-5632
NSN 5990-01-065-0492
NSN 5950-00-288-0208
NSN 5915-00-304-8195
NSN 5920-00-781-7191
NSN 6650-00-170-5095
NSN 5950-01-444-5530
NSN 5905-01-366-5311
NSN 6135-01-657-0554
NSN 2925-00-203-8735
NSN 5996-01-250-1644