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 5998-01-509-0150
NSN 5930-01-249-5166
NSN 5915-01-066-8367
NSN 6610-00-984-6528
NSN 5925-01-236-8070
NSN 5930-01-214-6928
NSN 5920-00-081-9156
NSN 5960-01-023-8037
NSN 6135-00-803-3012
NSN 6610-01-023-6073
NSN 5935-00-555-2633
NSN 6105-01-141-7727