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 5925-00-699-8140
NSN 4140-00-331-0685
NSN 6645-01-623-8825
NSN 5905-00-836-1253
NSN 5910-01-298-4332
NSN 6620-01-327-4111
NSN 6685-01-423-4613
NSN 7035-01-385-3628
NSN 6105-00-246-7116
NSN 5950-01-484-3553
NSN 6650-00-256-5565
NSN 4140-01-195-4272