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 4140-01-097-6158
NSN 5895-00-569-3435
NSN 5915-01-185-0198
NSN 5930-01-365-3539
NSN 5950-01-113-3000
NSN 6130-00-604-7681
NSN 5920-01-383-0999
NSN 7035-01-413-6697
NSN 4140-01-320-1179
NSN 5965-01-442-0490
NSN 5935-01-447-2617
NSN 5935-01-459-4372