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      美国NPSM螺纹规
        
        NPSM螺纹规、NPSF螺纹规、NPSN螺纹规均为美标直螺纹,我司代理销售美国原装进口NPSM螺纹规,此类螺纹规分为通规与止规(GO/NOT GO),与常见的美标NPT螺纹规、NPTF锥度螺纹规是有区别的,NPT系列螺纹规主要用于检测螺纹规的旋合尺寸,而NPSM螺纹规直接是通与止,更易于检测和直观读值。

      THREADS PER INCH

      PITCH DIAMETER

      RING (N.P.S.M. 2A)

      WORK PLUG (N.P.S.M. 2B)

      MIN.

      MAX.

      GO MEMBER

      NOT GO MEMBER

      GO MEMBER

      NOT GO MEMBER

      1/8"-27

      0.3725

      0.3689

      W012527NMGK

      R0125272NMGK

      1/4"18

      0.4903

      0.4859

      W025018NMGK

      R0250182NMGK

      3/8"18

      0.6256

      0.6211

      W037518NMGK

      R0375182NMGK

      1/2"14

      0.7769

      0.7718

      W050014NMGK

      R0500142NMGK

      3/4"14

      0.9873

      0.982

      W075014NMGK

      R0750142NMGK

      1"-11-1/2

      1.2369

      1.2311

      W100099NMGK

      R1000992NMGK

      1-1/4"-11-1/2

      1.5816

      1.5756

      W125099NMGK

      R1250992NMGK

      1-1/2"-11-1/2

      1.8205

      1.8144

      W150099NMGK

      R1500992NMGK

      2"-11-1/2

      2.2944

      2.2882

      W200099NMGK

      R2000992NMGK

      2-1/2-"8

      2.76

      2.7526

      W250008NMGK

      R2500082NMGK

      3"-8

      3.3862

      3.3786

      W300008NMGK

      R3000082NMGK

           N.P.S.F. – National Pipe Straight Fuel 

          N.P.S.M. – National Straight Mechanical are available in stock and ready to ship to you. NPSC, NSPL, NPSH and many other Pipe Thread Gages are available as well as special sizes。

          苏州斯文克精密测量设备有限公司代理销售各类进口量规,包括threadcheck量规、API石油螺纹规、cameron ball球规等,欢迎前来选购。

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