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 6645-00-100-4931
NSN 5935-00-890-0540
NSN 5925-01-367-1395
NSN 5950-00-250-7738
NSN 6320-01-592-6248
NSN 5895-01-298-8943
NSN 6145-01-042-2958
NSN 5910-00-311-4312
NSN 5999-01-339-9596
NSN 5895-01-178-6402
NSN 4140-01-267-5137
NSN 2925-00-609-8180