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 5960-01-170-4057
NSN 5996-01-338-9739
NSN 6240-01-422-1356
NSN 6320-01-462-2295
NSN 5930-01-359-0436
NSN 5910-00-902-8512
NSN 6105-01-499-2430
NSN 5915-01-372-0599
NSN 7035-01-432-2424
NSN 5975-01-279-7544
NSN 6145-01-414-1493
NSN 6320-01-185-3857