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 5950-01-211-8098
NSN 5996-01-537-0084
NSN 7035-01-157-0028
NSN 5990-00-660-8885
NSN 6150-01-159-2115
NSN 6320-01-141-3791
NSN 4140-01-400-3610
NSN 6320-00-925-0558
NSN 2925-00-580-4931
NSN 6610-01-352-6343
NSN 5915-00-773-8178
NSN 5835-01-270-7899