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 5935-01-181-5286
NSN 4140-01-415-4152
NSN 6320-01-600-5808
NSN 5998-00-463-4463
NSN 6320-01-352-8084
NSN 6685-01-534-4623
NSN 5895-00-827-0240
NSN 5915-01-448-5015
NSN 6220-01-369-9015
NSN 6620-01-231-9731
NSN 6110-00-236-4161
NSN 5990-01-309-5840