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 6645-01-454-3174
NSN 6645-01-176-3372
NSN 5975-01-390-0401
NSN 6620-01-488-6772
NSN 5905-01-391-7806
NSN 6685-01-655-9241
NSN 5950-00-248-6921
NSN 5990-01-364-0813
NSN 7035-01-250-4268
NSN 5998-01-391-9819
NSN 6610-00-958-0294
NSN 5999-01-536-4832