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 4140-01-413-9841
NSN 6110-01-459-2288
NSN 6145-01-163-0664
NSN 5895-00-436-2824
NSN 6320-01-245-5307
NSN 5999-01-630-5274
NSN 5905-01-125-9314
NSN 6240-00-174-1991
NSN 5990-00-350-2352
NSN 5960-01-174-4480
NSN 5999-01-025-6686
NSN 2925-01-415-0264