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 5895-01-381-1976
NSN 6645-00-772-0532
NSN 5930-01-481-6744
NSN 5965-01-434-3464
NSN 4140-00-409-8298
NSN 6685-00-248-5820
NSN 5999-01-452-6989
NSN 6320-01-512-2031
NSN 5910-01-514-0041
NSN 5930-01-423-9264
NSN 5910-00-324-6415
NSN 6105-01-539-3344