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 6645-01-521-3180
NSN 5930-00-959-1439
NSN 6620-01-127-7390
NSN 6130-00-212-4883
NSN 2925-00-564-1692
NSN 5975-01-545-0596
NSN 5855-00-100-9003
NSN 4140-01-562-0499
NSN 5990-01-242-9653
NSN 5910-01-221-1665
NSN 7035-01-456-4490
NSN 5999-01-440-8638