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 5910-00-087-9607
NSN 5930-01-556-5342
NSN 6620-01-350-5103
NSN 5999-01-428-4401
NSN 7035-01-184-8905
NSN 5965-01-003-2641
NSN 5996-00-815-4650
NSN 5999-01-009-9114
NSN 6105-01-106-4157
NSN 5998-00-539-6342
NSN 6145-01-171-4011
NSN 5999-01-387-5985