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 5996-00-863-6142
NSN 5910-00-959-0018
NSN 5930-01-519-3569
NSN 4140-01-393-7455
NSN 5835-01-116-2369
NSN 5965-01-446-2562
NSN 6610-01-324-7017
NSN 5985-00-135-3218
NSN 5895-01-007-1834
NSN 5835-00-632-8621
NSN 6685-00-254-7316
NSN 5895-01-298-2130