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 5925-00-185-4020
NSN 5920-01-167-5029
NSN 5996-01-629-4855
NSN 5930-01-073-0699
NSN 5915-00-014-3277
NSN 5990-00-518-0684
NSN 5855-01-448-6658
NSN 5990-00-122-8698
NSN 5930-01-400-1681
NSN 6320-00-284-1524
NSN 5920-00-296-0454
NSN 6220-01-413-8387