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 5985-01-645-0526
NSN 5915-01-529-0577
NSN 5975-01-536-7749
NSN 7035-01-192-2659
NSN 5990-00-222-9899
NSN 6650-00-171-4175
NSN 5960-00-180-8284
NSN 5935-00-400-2514
NSN 6145-01-260-1861
NSN 5950-00-163-6321
NSN 5945-01-033-5797
NSN 6320-01-366-5157