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 4140-01-199-3213
NSN 5895-01-045-3201
NSN 5920-01-056-7603
NSN 5935-01-540-4757
NSN 6110-01-321-7683
NSN 5990-01-334-6416
NSN 4140-00-373-4833
NSN 6685-01-630-2490
NSN 5895-01-399-2761
NSN 5855-00-014-5008
NSN 5920-00-827-6017
NSN 6645-00-770-3742