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 6135-00-567-1322
NSN 6685-00-477-2892
NSN 6685-00-777-5731
NSN 6650-01-538-2259
NSN 6150-01-431-8617
NSN 5975-00-284-6662
NSN 6620-01-605-1465
NSN 5950-01-312-9095
NSN 6220-01-594-8773
NSN 6110-00-553-8816
NSN 6240-01-472-5577
NSN 6240-01-585-4516