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 6645-01-433-6999
NSN 5895-01-370-2060
NSN 5990-00-005-5215
NSN 5930-00-899-9154
NSN 6240-01-101-4413
NSN 5999-00-151-7264
NSN 5915-00-367-2854
NSN 5975-01-244-4636
NSN 5985-00-086-6262
NSN 6105-01-503-9487
NSN 6110-01-070-9602
NSN 6220-01-541-2564