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 5915-01-656-8877
NSN 5985-01-179-7762
NSN 4140-01-010-8183
NSN 4140-00-912-1904
NSN 6645-01-213-1739
NSN 5960-01-199-1157
NSN 6145-01-582-2161
NSN 6320-00-456-0836
NSN 5915-01-040-1781
NSN 5990-01-533-1347
NSN 6105-01-338-2576
NSN 6685-01-432-4076