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 5975-01-100-4896
NSN 5998-00-942-1943
NSN 2925-01-205-4584
NSN 5855-00-990-0701
NSN 6150-00-549-5073
NSN 5835-01-386-4027
NSN 5998-01-149-4146
NSN 5999-00-222-0910
NSN 5855-00-451-6155
NSN 6620-01-316-7907
NSN 6685-00-684-1030
NSN 6220-01-241-4625