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 5905-00-679-5923
NSN 6110-01-032-7570
NSN
NSN 6320-00-036-3688
NSN 5855-00-179-8588
NSN 6685-00-909-3404
NSN 6645-00-646-6631
NSN 5895-00-646-5568
NSN 6650-01-155-8182
NSN 5960-01-199-6953
NSN 7035-01-631-4095
NSN 2925-01-448-2880