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 5999-01-112-0422
NSN 6145-00-445-7839
NSN 6150-01-410-7638
NSN 6105-00-145-2607
NSN 4140-01-322-1179
NSN 5930-01-337-7917
NSN 6145-00-411-0813
NSN 5925-00-148-8241
NSN 5930-01-123-9688
NSN 6135-01-449-0625
NSN 6320-01-166-3602
NSN 6610-00-536-4977