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 6620-00-286-5721
NSN 5910-00-960-3889
NSN 5910-01-499-0532
NSN 6110-00-054-2527
NSN 5990-00-099-0822
NSN 5925-00-283-8139
NSN 5895-01-167-9721
NSN 5905-00-170-8370
NSN 5935-01-519-1537
NSN 6145-01-260-2570
NSN 5920-00-296-9869
NSN 6220-00-185-6048