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 6110-01-426-0421
NSN 7035-00-865-9105
NSN 5855-01-223-0833
NSN 5910-01-310-1879
NSN 5855-00-821-7512
NSN 6240-01-485-6398
NSN 5935-01-403-2844
NSN 5990-00-015-3907
NSN 5935-00-683-3562
NSN 5990-00-188-6111
NSN 4140-01-494-6121
NSN 6620-00-590-9257