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 4140-01-428-9426
NSN 5925-01-433-5323
NSN 6645-00-872-4784
NSN 6145-01-209-0842
NSN 6320-01-230-8444
NSN 5950-01-415-5752
NSN 6240-01-333-1427
NSN 5996-01-602-6953
NSN 6240-00-491-7191
NSN 5945-01-333-2156
NSN 5915-00-773-8178
NSN 5935-01-336-3982