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 5930-01-582-2140
NSN 4140-01-613-4492
NSN 5935-01-403-2844
NSN 5975-01-538-7884
NSN 6145-01-594-2389
NSN 6145-01-446-8268
NSN 5835-01-632-6627
NSN 6240-01-570-8070
NSN 5996-01-415-3901
NSN 5855-00-928-1912
NSN 6685-01-568-5274
NSN 6220-01-051-3865