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 5910-00-490-5078
NSN 5990-01-020-6841
NSN 6150-00-303-1565
NSN 5990-01-380-7815
NSN 6240-01-399-3009
NSN 5960-00-801-7431
NSN 5996-01-172-1469
NSN 5895-01-131-7723
NSN 5998-01-528-9403
NSN 6645-01-045-4088
NSN 6240-01-364-5110
NSN 5950-01-445-6556