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 6645-00-763-1424
NSN 7035-00-500-7839
NSN 4140-00-423-6663
NSN 4140-00-677-3510
NSN 6650-01-446-1160
NSN 5905-01-338-6770
NSN 5945-01-399-0608
NSN 6320-01-350-5570
NSN 6645-00-914-2820
NSN 5975-01-549-2620
NSN 4140-01-609-2703
NSN 5975-01-476-3105