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 6240-00-178-9941
NSN 5835-00-606-7042
NSN 4140-00-170-5152
NSN 6685-01-214-0359
NSN 4140-01-521-4316
NSN 6150-01-630-5113
NSN 6220-00-146-3226
NSN 5999-01-222-8428
NSN 7035-00-535-8109
NSN 5855-01-277-1663
NSN 6320-01-246-4390
NSN 6145-01-176-9842