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 6240-01-383-7448
NSN 5915-00-192-3109
NSN 5950-01-188-7776
NSN 5999-01-415-1215
NSN 6645-01-012-5972
NSN 5835-01-219-0586
NSN 5945-01-620-9587
NSN 4140-00-621-9226
NSN 5915-00-843-2990
NSN 6145-01-505-0059
NSN 5985-01-470-2822
NSN 5999-00-764-3666