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 6685-01-501-6699
NSN 6610-01-569-4084
NSN 6220-01-443-4553
NSN 6685-00-244-0642
NSN 5985-01-652-5866
NSN 5950-00-827-0884
NSN 6150-00-808-1134
NSN 6240-00-145-1182
NSN 5915-00-592-4125
NSN 6220-01-416-6324
NSN 5910-01-248-3452
NSN 6105-01-370-9639