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 5915-01-139-5441
NSN 5925-01-375-5384
NSN 6150-01-522-1330
NSN 5915-01-596-8573
NSN 6240-01-503-8717
NSN 6610-00-476-4402
NSN 5920-01-581-8770
NSN 6145-00-820-1029
NSN 6610-00-057-3601
NSN 2925-01-029-5300
NSN 5835-01-383-1313
NSN 4140-00-225-8586