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 5950-00-727-3964
NSN 5855-00-482-9876
NSN 6240-00-068-0249
NSN 5910-01-540-9980
NSN 5915-01-294-2160
NSN 5996-01-195-8596
NSN 6110-01-483-9207
NSN 5985-00-062-3346
NSN 6685-00-227-0212
NSN 5998-01-050-3187
NSN 5998-01-227-7354
NSN 6610-01-018-7426