FH 4 API thread gauge-ring plug gage
4″ FH (full hole) API Spec 7-2 working gage
- Type: FH (full hole)
- Thread Form: V-0.065
- TPI: 4
- T.P.F: 1:6
- Pitch Diameter: 103.429
- Standoff Tolerance:15.875+_0.100
Each FH 4 full hole API thread gage 100% calibrated with quality assurance.
4″ FH (full hole) API thread gauge calibration certificate
If needed, one long form calibration certificate from professional third party testing lab can be supplied. These calibration certificates need extra cost, if clients need them,please tell in advance.
We are a professional API thread gauges supplier, we can provide API Spec 5B thread gages (CSG, LCSG, BTC/BCSG, TBG/NUE, UP/EUE, LP), API Spec 7-2 thread gauges (NC, REG, FH, IF).
Worldwide shipment , usually taking 3-4 days clients can receive goods.
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