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 6220-01-522-9115
NSN 5990-01-436-7191
NSN 6320-00-149-7570
NSN 5915-01-099-3676
NSN 6145-01-533-5559
NSN 6220-01-171-8383
NSN 6610-00-010-3085
NSN 4140-01-574-0676
NSN 5975-01-514-6589
NSN 5950-00-813-1808
NSN 6105-00-481-6880
NSN 6150-00-193-3226