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 5930-00-105-1509
NSN 5998-01-590-6971
NSN 6105-01-483-2102
NSN 6110-00-253-9523
NSN 6145-01-193-4568
NSN 5965-01-650-1764
NSN 5855-01-125-9167
NSN 5855-00-361-0167
NSN 5915-01-245-3403
NSN 6650-00-035-9297
NSN 7035-01-420-3238
NSN 5996-00-147-4120