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 6240-01-311-1121
NSN 5925-01-277-7066
NSN 6240-01-644-3602
NSN 6645-00-527-7258
NSN 6110-00-205-1778
NSN 6685-01-197-8048
NSN 5920-01-631-4334
NSN 6130-00-432-3433
NSN 5985-01-381-2563
NSN 5960-01-036-3839
NSN 6620-00-761-8948
NSN 5915-00-823-8334