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 4140-01-644-7702
NSN 6150-01-567-5200
NSN 6110-01-566-3264
NSN 6240-00-311-6180
NSN 4140-01-511-0286
NSN 5915-01-268-6003
NSN 5998-01-395-2739
NSN 6650-01-254-0491
NSN 5935-01-457-0328
NSN 5990-00-457-8940
NSN 6685-00-269-6444
NSN 5975-01-152-8058