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 6130-00-833-7763
NSN 6320-01-239-7647
NSN 6220-01-599-7462
NSN 6685-01-086-0246
NSN 6620-01-330-3917
NSN 5945-01-438-0598
NSN 6220-01-306-5610
NSN 5950-01-570-5389
NSN 5990-00-315-5955
NSN 6685-01-058-9048
NSN 6110-01-132-0163
NSN 5930-01-653-4127