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 5965-00-564-2889
NSN 6150-00-067-5957
NSN 6220-01-381-6830
NSN 5950-00-970-9081
NSN 5915-00-488-7437
NSN 6320-01-622-5493
NSN 5990-00-304-7038
NSN 5930-00-171-0141
NSN 6685-01-412-9887
NSN 5975-01-502-9662
NSN 5975-01-396-2623
NSN 5950-01-634-0677