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 6135-01-026-9960
NSN 5920-01-294-6623
NSN 5999-00-564-3836
NSN 5990-01-115-5859
NSN 6240-01-083-6266
NSN 2925-01-469-8229
NSN 6135-00-643-4843
NSN 5999-00-186-9314
NSN 6685-01-519-6746
NSN 5999-00-960-4308
NSN 5930-01-135-6441
NSN 6135-00-284-1406