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 2925-00-413-2064
NSN 5915-00-476-1374
NSN 6620-01-107-9916
NSN 6130-01-161-3808
NSN 5945-01-227-5647
NSN 5990-01-282-0570
NSN 5999-01-506-4388
NSN 5925-01-535-0931
NSN 6685-01-277-9296
NSN 5895-00-233-5901
NSN 5920-01-176-4854
NSN 6220-01-224-6415