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 4140-01-034-1135
NSN 5999-01-377-2387
NSN 5920-01-629-1612
NSN 5990-00-518-3195
NSN 6240-01-401-5340
NSN 6320-01-119-3935
NSN 7035-00-390-6917
NSN 5855-01-268-6468
NSN 5895-00-283-5581
NSN 5855-00-014-5008
NSN 5905-01-581-1060
NSN 5998-01-523-6248