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 5960-00-958-0097
NSN 2925-01-062-2660
NSN 6610-01-443-4055
NSN 6685-00-638-9261
NSN 6220-01-245-9242
NSN 5935-00-246-2575
NSN 5910-01-275-5834
NSN 6320-00-450-7014
NSN 5998-00-832-6169
NSN 5975-00-660-5962
NSN 6145-01-008-3954
NSN 5996-00-356-0680