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。