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 4140-01-332-6904
NSN 5965-00-936-4428
NSN 6145-00-233-7473
NSN 6150-00-576-3964
NSN 6685-01-290-4378
NSN 7035-00-018-0350
NSN 5996-01-252-8275
NSN 5950-01-157-2222
NSN 5930-01-420-2797
NSN 5930-01-360-5912
NSN 6145-01-053-2969
NSN 6130-00-614-9961