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 6130-01-262-0693
NSN 4140-01-502-5601
NSN 5920-01-142-1836
NSN 5996-01-215-5713
NSN 5990-01-013-8464
NSN 5925-00-066-6898
NSN 5835-01-213-0833
NSN 6105-00-758-9058
NSN 5965-00-644-0334
NSN 6320-00-886-9771
NSN 6135-01-485-3450
NSN 6645-00-241-3280