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 5835-00-660-4523
NSN 6645-00-735-1481
NSN 6145-01-280-6968
NSN 5960-01-462-1864
NSN 6610-01-584-4787
NSN 6685-00-540-9017
NSN 6620-01-468-0362
NSN 6105-01-581-8963
NSN 6220-01-603-1020
NSN 5990-01-360-0711
NSN 5930-01-350-2939
NSN 6240-00-275-1950