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 4140-00-995-1028
NSN 6145-01-342-9693
NSN 7035-01-440-8877
NSN 6650-01-376-6965
NSN 5905-01-087-8770
NSN 6645-00-230-4396
NSN 6620-00-986-0747
NSN 5950-00-939-1041
NSN 6150-01-322-3371
NSN 4140-01-012-2460
NSN 5930-01-248-4998
NSN 5999-00-186-8954