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 6145-01-380-2530
NSN 5895-01-087-8298
NSN 5996-00-213-7121
NSN 5999-00-892-3872
NSN 6320-00-433-2773
NSN 6220-01-571-7526
NSN 6320-00-400-8042
NSN 6620-01-633-8443
NSN 5965-00-857-6622
NSN 5930-01-290-9959
NSN 5835-00-170-5238
NSN 4140-01-131-1110