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 6645-01-400-2119
NSN 6645-01-361-8947
NSN 4140-00-140-9035
NSN 5985-01-288-3101
NSN 6110-01-182-6074
NSN 5905-01-436-9488
NSN 4140-01-464-3231
NSN 5945-01-102-5611
NSN 6220-01-018-0034
NSN 6220-01-230-0872
NSN 5950-01-127-6547
NSN 5905-01-345-6268