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 5920-01-593-4923
NSN 5930-01-660-9089
NSN 5996-01-560-6587
NSN 5930-01-468-4514
NSN 6105-00-273-1106
NSN 5975-01-284-7047
NSN 5990-00-866-3694
NSN 5855-00-832-7316
NSN 5950-00-553-9439
NSN 6320-01-316-6864
NSN 5945-00-351-4706
NSN 5855-00-010-5231