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 5990-01-073-1640
NSN 5960-00-921-5805
NSN 6645-01-073-5302
NSN 5930-01-634-0659
NSN 6220-01-366-6747
NSN 6110-00-245-4470
NSN 6130-01-537-1261
NSN 5950-00-965-5394
NSN 5996-01-087-3961
NSN 6620-01-632-2154
NSN 5965-01-324-0767
NSN 5935-01-622-9043