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 6110-01-068-3552
NSN 6145-01-564-6288
NSN 6610-00-079-1508
NSN 6220-01-580-1499
NSN 5910-01-284-6843
NSN 6105-01-158-0117
NSN 6105-01-276-2910
NSN 5990-00-285-1948
NSN 5930-00-004-2123
NSN 6620-01-514-2949
NSN 5945-01-230-5008
NSN 5985-00-880-9429