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 6150-01-265-1142
NSN 6610-01-495-2990
NSN 5935-01-437-6884
NSN 5905-01-253-0460
NSN 6135-01-548-1423
NSN 5835-00-443-1079
NSN 6110-01-380-4380
NSN 6610-01-237-5815
NSN 5905-01-428-3225
NSN 6135-01-512-8740
NSN 5920-01-391-6265
NSN 5855-01-258-5161