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 6150-00-286-0827
NSN 5920-01-626-3711
NSN 4140-00-973-8185
NSN 6130-01-581-9747
NSN 6320-01-116-3980
NSN 5945-01-323-6743
NSN 5965-01-188-7267
NSN 6105-00-843-4503
NSN 5935-01-038-4347
NSN 5998-01-146-5780
NSN 5960-01-177-7406
NSN 5945-01-268-8138