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 6110-00-403-3580
NSN 5985-01-355-0316
NSN 6240-01-155-2959
NSN 5835-01-105-5399
NSN 5920-01-457-8115
NSN 5930-00-304-2553
NSN 5950-01-403-2852
NSN 5930-01-504-6941
NSN 6135-01-428-8821
NSN 5999-00-188-7973
NSN 5960-01-205-2604
NSN 5945-00-191-6136