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 5905-01-453-6931
NSN 6645-01-142-6167
NSN 5998-00-249-1213
NSN 5910-00-729-4963
NSN 2925-00-221-4977
NSN 4140-01-493-9948
NSN 5925-01-619-8550
NSN 5925-01-281-7672
NSN 6645-01-449-0785
NSN 5925-01-596-2796
NSN 5895-00-739-4523
NSN 5930-01-027-1720