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 5985-01-063-8181
NSN 6220-00-132-6854
NSN 7035-01-352-6235
NSN 2925-01-513-0720
NSN 5920-01-406-4154
NSN 5905-01-012-0953
NSN 4140-01-483-8040
NSN 5895-01-381-2532
NSN 5990-01-599-7106
NSN 5925-01-643-5412
NSN 6645-01-150-2039
NSN 5945-00-790-7073