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 6145-01-431-7767
NSN 5905-01-258-5755
NSN 4140-00-763-6527
NSN 6620-00-658-6588
NSN 6240-01-060-6037
NSN 5996-00-296-9629
NSN 5930-01-267-2204
NSN 5855-00-491-7079
NSN 6650-01-046-7795
NSN 6685-00-585-9198
NSN 2925-01-197-7864
NSN 5920-00-570-6594