PG Threads are based on DIN standard and are used for checking threads of pipe fittings used for electrical wiring.
Specification:
Basic Dimensions: DIN 40430 : 1971
Gauging Practice: DIN 40431 (1 & 2 ) : 1972.
Manufacturing Range :
Pg sizes 7, 9, 11, 13.5, 16, 21, 29, 36, 42, 48.
Size | TPI | Type of Thread Gauges used | |||
PG7 | 20 | Thread Plug Gauges | Thread Ring Gauges Rings. |
Check Plug Gauges to check NEW Rings. | Wear Check Plug Gauges to check/ calibrate used |
PG9 | 18 | ||||
PG11 | 18 | ||||
PG13.5 | 18 | ||||
PG16 | 18 | ||||
PG21 | 16 | ||||
PG29 | 16 | ||||
PG36 | 16 | ||||
Pg42 | 16 | ||||
Pg48 | 16 |