BSPP G1/4″ thread gauge GO & NOGO
G1/4 x 19 BSPP thread ring gage & plug gage GO & NOGO
- Thread form: BSPP G
- DEC. : 0.25
- Frac.: 1/4″
- TPI: 19
In stock, can be sent out the next day.
Each G 1/4 BSP thread gage 100% calibrated with quality assurance.
RH= ring hand LH=left hand both available
if clients need BSPP G 1/4″ right hand thread gauge, then no need special notes.
if clients need G1/4 x 19 BSPP left hand thread gage, then need special notes.
For example: G1/4×19 BSPP-LH thread ring gage 1 pc
BSPP thread’s basic size
Diameter : 1/4 n=19 P=1.337 h=0.856 Major Dia.= 13.157 Pitch Dia.=12.301 Minor Dia.=11.445
G1/4″ BSPP thread gauge calibration certificate
If needed, one long form calibration certificate from professional third party testing lab accredited to ISO/IEC 17025 can be supplied. gaugesools also can provide UKAS certificates if needed.These calibration certificates need extra cost, if clients need them,please tell in advance.
gaugestools is a professional manufacturer and supplier of thread ring gages and thread plug gauges,including GO/NOGO, RH/LH(ring hand and left hand).We have rich ranges of thread gauges, including UN, Metric, ACME, stub-ACME,BSPP (G), BSPT (R), NPT, NPTF, Trapezoidal, and Whitworth etc.
Standard: ISO 228
Worldwide shipment , usually taking 3-4 days clients can receive goods.
How to use G 1/4 BSPP ring plug gage
- GO of plug gauge: it controls workpiece’s internal thread’s pitch diameter and major diameter’s maximum physical size. plug gage’s GO end should be screwed into the entire length of internal thread of workpiece, otherwise, the workpiece’s internal thread is unqualified.
- NOGO of thread plug gage: it controls workpiece’s internal thread’s single pitch diameter’s minimum physical size. plug gage’s NOGO can be screwed in, but it can’t be screwed in more than two turns. Otherwise, the interial thread is unqualified.
- GO of thread ring gage: it controls workpiece’s external thread’s pitch diameter and minor diameter’s maximum physical size. ring gage’s GO end should be screwed into the entire length of external thread of workpiece, otherwise, the workpiece’s external thread is unqualified.
- NOGO of thread ring gage: it controls workpiece’s external thread’s single pitch diameter’s minimum physical size. ring gage’s NOGO can be screwed in, but it can’t be screwed in more than two turns. Otherwise, the external thread is unqualified.
The pictures are just for reference. As too many items in stock, we haven’t taken pictures one by one, If clients need actual goods’s pictures, we are happy to take.
Check the full range of BSPP (G) thread gauge in stock
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