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 6145-01-025-6514
NSN 4140-01-157-3700
NSN 5999-01-318-8393
NSN 6620-01-545-4845
NSN 6145-01-167-8366
NSN 5910-01-364-0317
NSN 6645-01-650-1860
NSN 4140-01-104-6353
NSN 5998-00-165-0554
NSN 5996-00-435-6033
NSN 6110-01-362-8191
NSN 5915-01-154-9807