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 6240-01-068-3491
NSN 4140-00-422-5101
NSN 6145-01-108-6401
NSN 5930-01-230-7105
NSN 6685-00-663-9000
NSN 6645-01-461-1542
NSN 5925-01-425-8689
NSN 6130-00-456-0206
NSN 5999-01-446-7248
NSN 5920-00-199-9514
NSN 6145-01-435-7152
NSN 5925-01-648-8151