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 5996-01-370-9886
NSN 6145-01-222-3172
NSN 4140-01-385-5636
NSN 6685-01-338-9170
NSN 6150-01-475-8481
NSN 5965-01-011-1228
NSN 5915-01-393-7291
NSN 6320-00-106-7259
NSN 6650-01-102-5171
NSN 5855-01-464-5084
NSN 5990-00-366-0112
NSN 6685-01-410-6970