what is difference between 1/2"NPT & M20 x 1.5 cable gland?

Answer Posted / rizwan ahmed

adding into Ramesh Point....
1. Check / Lock Nut option available for both Metric & NPT
thread system so we can use both NPT & Metric System Glands
with Lock Nuts when we have blank holes on device (control
station/light/Junction Boxes, etc etc.)

2. But; Metric based cable galnds are Manufacture with
lock nuts and being used videly.

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