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 5855-01-311-6666
NSN 6685-01-431-7927
NSN 7035-01-458-1963
NSN 6220-01-525-0845
NSN 5910-01-355-7502
NSN 6105-01-548-3826
NSN 2925-01-483-2389
NSN 6650-01-120-4683
NSN 5905-00-659-3904
NSN 6145-01-246-3988
NSN 5930-01-044-6467
NSN 5915-01-184-0397