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 5996-01-411-6195
NSN 5998-01-409-1174
NSN 6135-01-270-8601
NSN 2925-01-503-3430
NSN 6110-01-630-4961
NSN 5990-01-362-7532
NSN 5915-00-229-8310
NSN 7035-01-506-2143
NSN 5990-00-613-2279
NSN 5945-01-643-4005
NSN 5965-00-252-6014
NSN 5905-01-441-3809