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 5998-01-474-8715
NSN 6320-01-243-2276
NSN 5910-01-158-2372
NSN 5996-01-446-0568
NSN 5855-01-653-7718
NSN 6220-00-900-5302
NSN 5999-00-809-9340
NSN 5930-00-170-7146
NSN 6620-00-593-5313
NSN 6135-01-416-8342
NSN 5960-01-251-5995
NSN 5895-01-386-1376