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 6130-01-623-0395
NSN 2925-01-543-0073
NSN 5895-00-596-8678
NSN 6610-01-038-9277
NSN 6240-00-689-6379
NSN 5915-00-263-0189
NSN 5930-00-269-4996
NSN 5895-00-170-4568
NSN 6135-01-265-1384
NSN 6220-00-379-4044
NSN 6110-00-462-6977
NSN 6650-01-121-6904