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 5950-01-234-5350
NSN 6320-01-388-1067
NSN 5855-00-482-9876
NSN 5930-01-204-2512
NSN 6320-01-607-1491
NSN 5905-01-379-7437
NSN 6150-01-060-5112
NSN 6620-01-610-5081
NSN 5990-00-483-0482
NSN 5915-01-475-8288
NSN 5965-01-646-2840
NSN 5985-01-536-6998