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 6620-00-060-6801
NSN 6145-01-407-6431
NSN 5985-01-278-9385
NSN 5925-00-185-4020
NSN 6135-01-122-4448
NSN 6130-01-605-2047
NSN 5960-01-451-6993
NSN 5985-01-634-0635
NSN 6105-01-564-0635
NSN 5925-01-607-6563
NSN 5895-00-413-4535
NSN 6105-00-283-2849