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 7035-01-216-4806
NSN 4140-00-104-6843
NSN 5930-01-555-8074
NSN 5960-00-730-3478
NSN 6105-00-769-8020
NSN 5930-01-274-6570
NSN 5990-01-147-5225
NSN 7035-01-309-6709
NSN 5895-00-719-7759
NSN 5960-01-312-1262
NSN 6620-01-128-3053
NSN 6650-01-051-2021