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 5985-01-458-6102
NSN 5925-00-027-6353
NSN 5975-00-268-8231
NSN 5930-01-203-9140
NSN 5950-00-669-8565
NSN 6320-01-264-4563
NSN 6320-01-362-9518
NSN 5999-01-099-5187
NSN 5985-00-452-2228
NSN 7035-01-451-0143
NSN 5950-01-597-9612
NSN 6240-01-538-5525