Used on nsn 2320-01-097-0260 hemtt (heavy expanded mobility tactical truck). bushing bottom id chamfered, 1/16 in.x 45 deg; weapon system essential N1 outside hexagon or octagon (partial or full thread optional)
Used on nsn 2320-01-097-0260 hemtt (heavy expanded mobility tactical truck). w/fusible metal plug in head end, 165 deg f melting point N1 outside hexagon or octagon (partial or full thread optional)