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 5895-01-151-9689
NSN 6645-00-004-8628
NSN 5925-01-614-5711
NSN 5920-01-417-1928
NSN 6150-01-623-7092
NSN 5920-00-187-0260
NSN 5855-01-355-8729
NSN 5990-01-439-4643
NSN 6320-01-233-5798
NSN 2925-01-223-9593
NSN 6220-01-467-2543
NSN 6130-00-432-6215