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 5920-01-278-9239
NSN 5945-00-076-3031
NSN 5960-01-148-5214
NSN 6645-01-511-3272
NSN 5915-00-752-4458
NSN 5999-00-232-5140
NSN 5990-01-538-6115
NSN 5930-01-026-2343
NSN 5996-01-247-2986
NSN 5920-01-190-6424
NSN 5975-01-593-9612
NSN 5990-01-209-3955