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 6650-01-151-5530
NSN 5920-01-144-7878
NSN 6620-00-992-5876
NSN 5999-01-469-5421
NSN 5950-01-255-0722
NSN 6645-00-309-0447
NSN 6685-00-256-2755
NSN 4140-00-353-5757
NSN 5915-01-048-1509
NSN 5950-01-034-6705
NSN 5855-01-439-1838
NSN 5950-00-527-6896