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 5915-01-431-9235
NSN 6150-01-462-6162
NSN 5975-00-215-5971
NSN 5985-01-124-0980
NSN 4140-01-563-5245
NSN 6150-01-260-1665
NSN 5855-00-832-9341
NSN 4140-01-364-5579
NSN 5895-01-144-6359
NSN 5915-01-292-6574
NSN 5925-01-086-3310
NSN 5915-00-892-3011