Used on fire extinguishing sys halon 1301. 2.500" overall length magnetic permeability shall not exceed 2.0 after fabrication passivate surface treated
2b thread class right-hand 12 thread quantity per inch thds coated with dry film lubricant to a thickness of .0003 to .0005 inch in accordance with mil-l-8937 anodize nutanodize washer surface treated