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 5935-00-637-2643
NSN 5920-01-455-8068
NSN 5895-01-423-0532
NSN 6320-00-456-2092
NSN 5925-01-580-1154
NSN 5835-00-334-6556
NSN 5998-01-367-2272
NSN 5905-01-412-0743
NSN 5930-01-530-9843
NSN 6130-00-007-5751
NSN 6105-01-242-9210
NSN 5905-01-195-6291