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 6610-00-473-5046
NSN 5905-01-202-8489
NSN 6130-00-244-1406
NSN 6320-00-394-8458
NSN 6130-00-553-6199
NSN 5935-01-356-5697
NSN 5998-01-203-7402
NSN 6145-01-343-9854
NSN 5985-01-175-5793
NSN 5998-01-239-8241
NSN 6650-00-276-9838
NSN 4140-00-195-7336