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 5905-00-625-2421
NSN 5930-00-275-3129
NSN 5975-01-055-9756
NSN 5945-01-066-6889
NSN 5950-01-552-3668
NSN 6145-01-359-8028
NSN 5930-01-485-2114
NSN 6685-01-459-2188
NSN 5945-00-771-1551
NSN 6240-00-771-2263
NSN 6220-01-239-1391
NSN 6240-01-485-3116