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 6150-01-468-1209
NSN 6145-01-532-3530
NSN 6135-01-361-3886
NSN 5905-01-554-7351
NSN 6650-01-626-2889
NSN 5960-01-179-4009
NSN 6150-01-131-6887
NSN 5996-01-505-0101
NSN 6240-00-801-8002
NSN 5990-00-492-5063
NSN 5960-00-274-4905
NSN 5998-01-204-8302