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Alpha Thread Gage, Inc.

"Leading the pack in the thread gage industry!"                                                                                  

·680 Ajax Drive, Madison Heights, MI 48071-4214·

1-800-267-0181 (TOLL FREE) · (248) 589-9310 · FAX (248)589-9315 · E-MAIL

STANDARD PRODUCTS: • Metric Thread Gages • Taperlock Thread Plug Gages • Reversible Thread Plug Gages • Helical Coil Gages • Thread Ring Gages & Truncated Thread Setting Plug Gages • Pipe Thread Gages •

specifications

PIPE THREAD GAGES

TAPER PIPE THREAD GAGES   

SIZE NPT   NPTF-ANPT PLUGS   NPTF-ANPT RINGS   HANDLES
PLUG GAGE RING GAGE BASIC NPTF L-1 or L-3 3-STEP NPTF L-1 or L-3 6-STEP PLAIN NPTF   NPTF L-1 NPTF L-2 6 -STEP PLAIN NPTF   SIZE Price Each
1/16-27  62.00 133.00  82.00   96.00 118.00 127.00 173.00 224.00 1 8.00
1/8-27  39.00  80.00  55.00   73.00 121.00   79.00 161.00 201.00 2 8.00
1/4-18  44.00  86.00  66.00   81.00 121.00   95.00 166.00 201.00 3 8.00
3/8-18  51.00 102.00  77.00   89.00 125.00   99.00 174.00 201.00 3 8.00
1/2-14  57.00 115.00  90.00 108.00 125.00 110.00 182.00 201.00 4 9.00
3/4-14  66.00 129.00 100.00 118.00 125.00 127.00 196.00 227.00 4 9.00
1-11 1/2  73.00 146.00 112.00 133.00 132.00 145.00 219.00 227.00 5 9.00
1 1/4- 11 1/2  80.00 160.00 126.00 144.00 142.00 166.00 240.00 227.00 5 9.00
1 1/2- 11 1/2  91.00 192.00 144.00 158.00 162.00 201.00 254.00 268.00 5 9.00
2-11 1/2 110.00 210.00 168.00 190.00 226.00 245.00 301.00 327.00 5 9.00
2 1/2-8 132.00 249.00 230.00 259.00 331.00 289.00 384.00 390.00 6 13.00
3-8 170.00 309.00 281.00 313.00 365.00 358.00 472.00 472.00 6 13.00
3 1/2-8 296.00 460.00 QUOTED ON REQUEST QUOTED UPON REQUEST. 7 13.00
4-8 338.00 556.00 7 13.00
5-8 442.00 657.00 7 13.00
6-8 504.00 758.00 7 13.00

**Prices may change without notice.

OUR PIPE GAGES ARE MANUFACTURED TO FOLLOWING SPECIFICATIONS
NPT
ANSI/ASME B1.20.1
 
NPTF
ANSI B1.20.5
 
ANPT
MIL-P-7105
 
THREE STEP GAGES, SHOW THE PERMISSIBLE TOLERANCE FOR THE MAXIMUM, BASIC AND MINIMUM PITCH DIAMETER AND THESE ARE AVAILABLE UPON REQUEST.

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