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 5935-00-163-1811
NSN 5975-01-178-3383
NSN 5996-00-552-1406
NSN 5855-01-491-0140
NSN 5935-01-605-3243
NSN 6650-01-629-9480
NSN 5950-01-026-1040
NSN 5950-00-378-9959
NSN 5998-00-807-4486
NSN 7035-01-423-8343
NSN 2925-01-265-2853
NSN 6135-01-647-5692