API SPEC 7-2 THREAD GAUGES

API SPEC 7-2 THREAD GAUGES

Northern Gauge manufactures API 7-2 REG, NC, I.F., F.H, PAC, HEF, MT/AMT, X.H, H90, AOH, SLH90, Wilson Flush WF,  plug and ring gages All working gages are manufactured in full compliance to API 7-2 and fully traceable to API reference masters.

ID - Product Name
218
-
NC50 / 4.5" IF / 5" XH RING GAUGE NIST
217
-
NC50 / 4.5" IF / 5" XH PLUG GAUGE NIST
216
-
NC46 / 4" IF / 4-1/2" XH RING GAUGE NIST
215
-
NC46 / 4" IF / 4-1/2" XH PLUG GAUGE NIST
214
-
NC44 RING GAUGE NIM
213
-
NC44 PLUG GAUGE NIM
210.2
-
NC40 4" FH RING GAUGE (FULL HOLE) NIST
210.1
-
NC40 4" FH PLUG GAUGE (FULL HOLE) NIST
210
-
NC38 3-1/2" IF RING GAUGE  NIST
209
-
NC38 3-1/2" IF PLUG GAUGE NIST
208
-
NC35 RING GAUGE NIM
207
-
NC35 PLUG GAUGE NIM
206
-
NC31 2-7/8" IF RING GAUGE NIST
205
-
NC31 2-7/8" IF PLUG GAUGE NIST
204
-
NC26 2-3/8" IF RING GAUGE NIST
203
-
NC26 2-3/8" IF PLUG GAUGE NIST
202.1
-
NC23 RING GAUGE NIM
201.1
-
NC16 RING GAUGE NON-NIST
201.01
-
NC16 PLUG GAUGE NON NIST
222.62
-
NC 77 RING GAUGE NON-NIST
222.61
-
NC 77 PLUG GAUGE NON-NIST
222.6
-
NC 70  RING GAUGE NON-NIST
222.5
-
NC 70  PLUG GAUGE NON-NIST
222.2
-
NC 61 RING GAUGE NIM
222.1
-
NC 61 PLUG GAUGE NIM
218.2
-
NC 56 RING GAUGE NIM
218.1
-
NC 56 PLUG GAUGE NIM
202
-
NC 23 PLUG GAUGE NIM
246
-
8-5/8" REGULAR ROTARY RING GAUGE NIST
245
-
8-5/8" REGULAR ROTARY PLUG GAUGE NIST
266.2
-
8-5/8" H90 RING GAUGE NON-NIST
266.1
-
8-5/8" H90 PLUG GAUGE NON-NIST
264
-
7" H90 RING GAUGE NON-NIST
263
-
7" H90 PLUG GAUGE NON-NIST
244
-
7-5/8" REGULAR ROTARY RING GAUGE NIST
243
-
7-5/8" REGULAR ROTARY PLUG GAUGE  NIST
266
-
7-5/8" H90 RING GAUGE NON-NIST
265
-
7-5/8" H90 PLUG GAUGE NON-NIST
242
-
6-5/8" REGULAR ROTARY RING GAUGE NIST
241
-
6-5/8" REGULAR ROTARY PLUG GAUGE NIST
242.6
-
6-5/8" LH REGULAR RING GAUGE
242.5
-
6-5/8" LH REGULAR PLUG GAUGE
222.8
-
6-5/8" IF (INTERNAL FLUSH) RING GAUGE NON-NIST
222.7
-
6-5/8" IF (INTERNAL FLUSH) PLUG GAUGE NON-NIST
262.4
-
6-5/8" H90 RING GAUGE NON-NIST
262.3
-
6-5/8" H90 PLUG GAUGE NON-NIST
250.6
-
6-5/8" FH RING GAUGE (FULL HOLE) NIST
250.5
-
6-5/8" FH PLUG GAUGE (FULL HOLE) NIST
220
-
5" IF RING GAUGE NON-NIST
219
-
5" IF PLUG GAUGE NON-NIST
262
-
5" H90 RING GAUGE NON-NIST
261
-
5" H90 PLUG GAUGE NON-NIST
252
-
5-1/2" XH RING GAUGE (EXTRA HOLE) NON-NIST
251
-
5-1/2" XH PLUG GAUGE (EXTRA HOLE) NON-NIST
237
-
5-1/2" REGULAR ROTARY RING GAUGE NIST
236
-
5-1/2" REGULAR ROTARY PLUG GAUGE NIST
222
-
5-1/2" IF RING GAUGE NIM
221
-
5-1/2" IF PLUG GAUGE NIM
262.2
-
5-1/2" H90 RING GAUGE NIM
262.1
-
5-1/2" H90 PLUG GAUGE NIM
250
-
5-1/2" FH RING GAUGE (FULL HOLE) NIST
249
-
5-1/2" FH PLUG GAUGE (FULL HOLE) NIST
258
-
4" H90 RING GAUGE NIM
257
-
4" H90 PLUG GAUGE NIM
260
-
4.5" H90 RING GAUGE NIM
259
-
4.5" H90 PLUG GAUGE NIM
234
-
4-1/2" REGULAR ROTARY RING GAUGE NIST
234.5
-
4-1/2" LH REGULAR PLUG GAUGE
248.7
-
4-1/2" FH RING GAUGE (FULL HOLE) NIST
248.6
-
4-1/2" FH PLUG GAUGE (FULL HOLE) NIST
277
-
4-1/2" AMERICAN OPEN HOLE 'AOH' SW RING NON-NIST
276
-
4-1/2" AMERICAN OPEN HOLE 'AOH' SW PLUG NON-NIST
233
-
4 -1/2" REGULAR ROTARY PLUG GAUGE NIST
250.8
-
3.5" XH RING GAUGE (EXTRA HOLE) NON-NIST
250.7
-
3.5" XH PLUG GAUGE (EXTRA HOLE) NON-NIST
256.2
-
3.5" H90 RING GAUGE NIM
256.1
-
3.5" H90 PLUG GAUGE NIM
293
-
3-1/2" SLIM LINE H90 RING GAUGE NON-NIST
292
-
3-1/2" SLIM LINE H90 PLUG GAUGE NON-NIST
232
-
3-1/2" REGULAR ROTARY RING GAUGE NIST
231
-
3-1/2" REGULAR ROTARY PLUG GAUGE NIST
269.2
-
3-1/2" PAC RING GAUGE NON-NIST
269.1
-
3-1/2" PAC PLUG GAUGE NON-NIST
248.3
-
3-1/2" FH RING GAUGE (FULL HOLE) NIM
248.2
-
3-1/2" FH PLUG GAUGE (FULL HOLE) NIM
275.3
-
3-1/2" AMERICAN OPEN HOLE 'AOH' SW RING NON-NIST
275.2
-
3-1/2" AMERICAN OPEN HOLE 'AOH' SW PLUG NON-NIST
291
-
2-7/8" SLIM LINE H90 RING GAUGE NIM
290
-
2-7/8" SLIM LINE H90 PLUG GAUGE NIM
230
-
2-7/8" REGULAR ROTARY RING GAUGE NIST
229
-
2-7/8" REGULAR ROTARY PLUG GAUGE NIST
269
-
2-7/8" PAC RING GAUGE NIM
268
-
2-7/8" PAC PLUG GAUGE NIM
281
-
2-7/8" HEF - HUGHES EXTERNAL FLUSH RING GAUGE NON-NIST
280
-
2-7/8" HEF - HUGHES EXTERNAL FLUSH PLUG GAUGE NON-NIST
248.1
-
2-7/8" FH RING GAUGE (FULL HOLE) NON-NIST
248
-
2-7/8" FH PLUG GAUGE (FULL HOLE) NON-NIST
275.1
-
2-7/8" AMERICAN OPEN HOLE 'AOH' SW RING NON-NIST
274.1
-
2-7/8" AMERICAN OPEN HOLE 'AOH' SW PLUG NON-NIST
275
-
2-7/8" AMERICAN OPEN HOLE 'AOH' LW RING NON-NIST