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 5915-01-428-6681
NSN 6685-00-139-0897
NSN 6240-01-495-9845
NSN 2925-00-866-2757
NSN 6110-00-937-4964
NSN 5990-01-467-7575
NSN 6610-01-157-0426
NSN 5920-00-291-1379
NSN 6105-00-923-1873
NSN 5935-00-293-1863
NSN 6135-01-494-3607
NSN 7035-00-205-1932