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 6645-01-238-2718
NSN 5990-01-434-7913
NSN 5996-01-546-6768
NSN 4140-01-536-5176
NSN 6130-01-133-7877
NSN 5930-01-511-9870
NSN 5999-00-275-8599
NSN 5905-01-541-4705
NSN 5990-00-908-4252
NSN 5855-01-463-6444
NSN 6645-01-179-0243
NSN 5985-00-606-5808