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 5925-01-072-3867
NSN 6610-01-232-4802
NSN 6650-00-950-4107
NSN 6645-00-181-1877
NSN 6620-01-169-9470
NSN 6145-01-646-1232
NSN 5920-01-170-5997
NSN 5835-00-986-5985
NSN 5915-00-841-9182
NSN 6645-01-097-9057
NSN 5990-00-249-7887
NSN 5996-01-028-6047