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 6320-01-052-2118
NSN 5935-00-244-0935
NSN 6645-01-140-0547
NSN 7035-01-594-6986
NSN 6150-01-363-1798
NSN 6145-01-387-1884
NSN 7035-00-763-6180
NSN 7035-01-157-0028
NSN 6645-01-093-5015
NSN 5998-01-400-2576
NSN 5998-01-381-1021
NSN 5985-01-498-1142