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 5920-00-065-3512
NSN 7035-01-336-0464
NSN 5975-01-513-5736
NSN 6220-00-935-6881
NSN 4140-00-038-7577
NSN 6650-01-399-8552
NSN 5950-01-440-3147
NSN 5945-00-249-1288
NSN 6130-01-276-1956
NSN 2925-00-845-1480
NSN 5905-00-203-2182
NSN 6240-00-478-3858