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 5975-01-313-6344
NSN 5945-01-557-4769
NSN 6645-00-144-4868
NSN 2925-00-147-8150
NSN 5999-00-290-5898
NSN 6610-01-112-2345
NSN 5855-01-394-7125
NSN 5895-01-310-9033
NSN 6220-01-119-0742
NSN 5930-01-179-1185
NSN 5915-01-642-1670
NSN 5925-01-510-0055