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.
NSN 5895-00-170-4568
NSN 5915-01-116-0964
NSN 6240-01-012-6953
NSN 5996-01-173-3202
NSN 6320-00-564-2772
NSN 5935-01-469-1088
NSN 5999-01-557-0172
NSN 6135-01-478-9316
NSN 6685-00-441-1362
NSN 5935-01-580-8047
NSN 5965-00-918-3950
NSN 6650-00-539-7298