MJ30x2 thread ring gage plug gauge 4h6h 4g6g 4H6H 4H5H

MJ30x2 4h6h thread ring gage GO&NOGO（4g6g）

MJ 30x 2 4H5H thread plug gauge GO&NOGO (4H6H)

• Thread form: MJ
• Diameter: 30
• Pitch: 2
• Class of fit: 4h6h 4g6g 4H6H 4H5H

Each MJ30x2 gage 100% calibrated with quality assurance!

RH=right hand  LH=left hand both available

• MJ30x2 screw plug gage : Taperlock double end with handle
• MJ 30 x 2 screw ring gauge : Solid

MJ30x2 thread gage 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 certifications if needed. if clients need long form calibration certificate, please tell us. it need extra costs .Our assigned testing lab is authorized by State Administration of Science Technology and Industry for National Defence.

Custom production

All these MJ thread gages need custom production, plug gauges need one week to finish, ring gauges need  two weeks to finish.

About us

gaugestools is a professional manufacturer and supplier of thread ring gages and thread plug gauges,including GO/NOGO, RH/LH(right hand and left hand).We have rich ranges of thread gauges, including Metric, ACME, stub-ACME,BSPP, BSPT, NPT, NPTF, Trapezoidal, UN,UNJ,and MJ etc.

MJ thread’s limit size

How to use MJ30x2 ring plug gage

• GO of thread plug gage : 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.

Worldwide shipment , it need just 3-5 days by express.

The pictures are just for reference. As too many items in stock, we haven’t taken pictures one by one..

Check the full range of  MJ thread gage we can provide.

Standard

MJ Thread Standard

Payment 

We accept credit card, Paypal and bank transfer etc.