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 6645-01-432-0052
NSN 5905-01-224-8493
NSN 5905-01-339-0041
NSN 6105-00-262-2224
NSN 6240-00-143-6558
NSN 5945-01-619-2224
NSN 5895-01-181-3292
NSN 5960-01-434-5539
NSN 6645-01-653-7762
NSN 5910-00-565-2656
NSN 5915-00-278-5561
NSN 6220-01-634-0660