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 5915-00-177-6702
NSN 5835-01-225-3080
NSN 5950-00-450-8769
NSN 5855-01-079-8716
NSN 6135-01-059-0069
NSN 6685-01-463-6061
NSN 6150-00-735-1205
NSN 5950-00-548-7392
NSN 6135-00-728-9860
NSN 5935-01-390-0771
NSN 6220-00-908-1232
NSN 6150-01-422-8306