5 1/2 BTC / BCSG API thread gauge-ring plug gage
Buttress Thread Casing 5 1/2″ API Spec 5B working/master gage
- Type: BTC / BCSG
- Size: 5 1/2
- TPI: 5
- TPF: 3/4
- Taper: 1:16
Out Diameter: 140.11 Pitch Diameter: 138.532 L4=97.16 S=5.080+/-0.381
Each 5 1/2 BTC thread gage 100% calibrated with quality assurance.
BTC 5 1/2″ 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.
Check the full range of API thread gauges
We accept payment of T/T(bank transfer), Paypal, Credit Cards, and West Union etc.