MAX-LOC Strain Relief Cord-Sealing Grip, 1/2" NPT, Straight Female with O-Ring, Cable Diameter 12.70-14.27mm (.500-.562")MAX- LOC应力消除线缆密封夹具, 1/2“ NPT ,直女与O型圈,电缆直径12.70-14.27mm ( 0.500 - .562 ” )