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 4140-00-980-0467
NSN 5910-01-313-5164
NSN 5925-01-584-0620
NSN 5905-00-430-9150
NSN 6220-01-250-0171
NSN 6240-01-123-9040
NSN 4140-01-247-7758
NSN 6220-01-207-8068
NSN 4140-01-029-4211
NSN 6130-01-577-9556
NSN 5925-00-837-9467
NSN 5990-00-160-1176