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 4140-01-471-3473
NSN 6220-01-020-8018
NSN 6685-01-605-1491
NSN 5965-00-807-9159
NSN 5855-01-252-5424
NSN 4140-01-512-4403
NSN 5920-00-008-1636
NSN 5960-01-640-6473
NSN 6645-01-489-5426
NSN 5905-01-354-0199
NSN 6220-00-960-5621
NSN 6610-00-961-7263