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 6610-00-244-2816
NSN 5950-00-624-1990
NSN 5920-01-595-5850
NSN 5930-00-516-1217
NSN 7035-01-398-3494
NSN 5915-01-241-7647
NSN 5950-01-392-7508
NSN 5895-01-322-5563
NSN 5925-01-487-6830
NSN 5965-01-642-3616
NSN 6685-01-391-6790
NSN 4140-01-142-3192