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 5945-01-592-2115
NSN 6110-01-462-0770
NSN 5975-01-478-4721
NSN 2925-01-616-9370
NSN 6130-01-519-0907
NSN 5990-00-583-9577
NSN 6145-01-054-0919
NSN 6685-01-607-8710
NSN 6240-00-702-6955
NSN 6135-01-499-6293
NSN 4140-00-089-0490
NSN 5998-00-245-2625