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 6130-00-369-6637
NSN 5935-01-435-7884
NSN 5965-01-615-8496
NSN 6685-01-152-2846
NSN 6685-01-268-3319
NSN 5945-01-413-1282
NSN 5950-01-339-4636
NSN 5950-01-634-0677
NSN 5975-00-054-6321
NSN 5950-00-886-6580
NSN 5915-01-009-8422
NSN 6685-01-599-4443