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 4140-01-645-6906
NSN 5915-01-462-2124
NSN 6650-01-197-4585
NSN 6685-01-487-6001
NSN 6110-00-097-8394
NSN 5999-00-351-3845
NSN 6150-01-302-8098
NSN 5935-00-835-9329
NSN 5930-01-535-0280
NSN 6650-01-459-8703
NSN 5930-00-153-1400
NSN 5855-01-381-7493