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 5996-01-568-8728
NSN 5960-00-715-9227
NSN 4140-01-442-9400
NSN 4140-01-512-9399
NSN 5945-01-371-4968
NSN 5855-01-010-4921
NSN 5935-01-400-1996
NSN 5950-00-888-3731
NSN 5915-01-222-0879
NSN 5965-01-043-9357
NSN 5996-00-583-9498
NSN 4140-01-592-3151