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 5905-01-227-1783
NSN 6135-01-606-8140
NSN 5999-01-642-0529
NSN 6135-00-228-8140
NSN 6130-01-390-8851
NSN 5950-01-552-5714
NSN 5985-01-412-0252
NSN 5945-00-151-4623
NSN 5998-01-545-0023
NSN 6220-01-191-7643
NSN 6130-00-156-7751
NSN 5930-01-648-2582