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 5915-00-104-9960
NSN 2925-01-100-3694
NSN 5999-01-475-8926
NSN 7035-01-353-6861
NSN 5965-01-254-6527
NSN 5910-01-588-3912
NSN 5990-00-939-8230
NSN 5930-00-633-8008
NSN 5965-00-452-0967
NSN 6320-00-433-2773
NSN 4140-00-914-7949
NSN 5945-01-451-4305