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 4140-01-371-8032
NSN 5935-00-196-6915
NSN 5905-01-408-0801
NSN 5996-01-145-4900
NSN 5945-01-006-3280
NSN 5996-00-243-6962
NSN 5998-01-262-0703
NSN 5910-00-660-9464
NSN 4140-01-368-4912
NSN 5935-00-802-7423
NSN 6645-01-271-0248
NSN 5999-01-616-1573