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 4140-01-652-2931
NSN 5905-01-527-7320
NSN 6105-01-504-8764
NSN 6145-01-021-0636
NSN 5935-01-332-8078
NSN 5945-01-616-5244
NSN 6130-00-677-4085
NSN 5950-01-600-5247
NSN 5945-00-466-3748
NSN 6150-01-276-7901
NSN 5915-00-166-3515
NSN 6685-01-611-6964