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 5998-01-647-7838
NSN 6610-01-102-2256
NSN 5915-00-167-0306
NSN 6240-00-466-0703
NSN 5975-01-417-6316
NSN 5960-01-399-4327
NSN 5975-00-491-6434
NSN 5950-00-087-0041
NSN 5998-01-436-6398
NSN 5835-00-226-6038
NSN 5985-01-270-1545
NSN 5950-00-869-8235