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 5935-01-121-1427
NSN 6150-01-639-8152
NSN 5915-01-283-6173
NSN 5998-01-581-9004
NSN 6685-00-625-7428
NSN 6130-01-497-7106
NSN 5935-00-905-7697
NSN 6135-00-170-8819
NSN 6645-01-221-1324
NSN 5910-00-410-0402
NSN 5915-00-992-6406
NSN 6105-00-359-9243