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 6645-01-173-8841
NSN 6620-01-250-7445
NSN 5996-00-426-7370
NSN 6685-00-877-7164
NSN 6320-01-476-7702
NSN 5960-01-580-6360
NSN 5996-00-006-4284
NSN 6105-01-614-1310
NSN 4140-01-384-5267
NSN 5996-01-422-3087
NSN 4140-01-060-1438
NSN 6610-00-722-2795