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 6220-00-011-5219
NSN 6110-00-771-4538
NSN 5998-00-523-7136
NSN 5915-00-492-1474
NSN 6685-00-981-7812
NSN 6240-00-086-6504
NSN 5935-00-677-8351
NSN 6650-01-555-8049
NSN 5960-01-044-4902
NSN 6320-01-516-3836
NSN 5965-01-239-4034
NSN 6685-00-948-8452