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 4140-01-254-2739
NSN 5985-01-623-8905
NSN 6150-00-288-6245
NSN 5835-01-602-0311
NSN 5985-01-268-5297
NSN 5915-00-647-2312
NSN 5855-01-332-7594
NSN 6240-00-300-9883
NSN 5965-01-462-2291
NSN 6620-00-658-6588
NSN 7035-01-041-2754
NSN 5910-00-118-6240