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 5905-01-224-5243
NSN 6650-01-163-3758
NSN 6320-01-409-1388
NSN 5910-01-551-1473
NSN 5999-00-201-4023
NSN 5925-00-056-8931
NSN 6620-00-079-0311
NSN 5920-00-962-0431
NSN 5960-01-224-7151
NSN 6650-01-338-9998
NSN 2925-00-261-5800
NSN 5920-01-159-3791