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 5985-00-339-2318
NSN 6220-01-422-1429
NSN 5998-01-228-7633
NSN 5855-01-203-4719
NSN 6645-01-463-2198
NSN 6145-01-508-4095
NSN 5915-01-659-8571
NSN 5855-00-832-9341
NSN 6685-00-946-1036
NSN 6105-01-518-6140
NSN 5965-01-408-2624
NSN 5999-01-644-9851