2a single mounting facility thread class 0.410" single mounting facility thread length 2.290" overall length tap, circular, bushing mount unf single mounting facility thread series
Used on ita number 6. current sensing resistor; anodized alluminum housing; 2 mounting holes; 4 leads, 2-26 awg polytetrafluoroethylene coated 4 in. min, 2-20 awg copper tin coated terminals each end