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 6150-01-605-2807
NSN 5915-01-487-1441
NSN 5915-01-604-1320
NSN 5965-00-577-1242
NSN 2925-01-501-1104
NSN 5920-00-116-9368
NSN 5920-00-397-2212
NSN 6145-01-351-1935
NSN 5990-01-144-4674
NSN 5998-01-061-8027
NSN 5945-01-300-5597
NSN 6145-01-358-8521