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 5990-01-195-3693
NSN 7035-00-529-3128
NSN 6240-01-599-0652
NSN 6620-01-050-2866
NSN 5990-01-175-2597
NSN 5999-00-351-6755
NSN 6130-01-022-7535
NSN 5990-00-807-3623
NSN 6685-00-880-4912
NSN 5998-01-412-3161
NSN 6145-00-763-6077
NSN 5925-01-066-1911