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 2925-01-583-5619
NSN 4140-01-351-3750
NSN 6320-01-355-3998
NSN 6320-00-422-9006
NSN 5975-00-099-9312
NSN 6145-01-535-8056
NSN 5960-01-226-7297
NSN 6685-00-642-0533
NSN 6135-01-443-7716
NSN 5999-01-351-4902
NSN 6645-01-398-9102
NSN 6145-00-170-7947