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Pipe Thread Ring Gages - NPT - NPTF - ANPT

Starting at $144.00

Gages are Made to ANSI/ASME B1.20.1 (1983)

The small end of the ring gage is required to be flush with the small end of the pipe within a tolerance of plus or minus one turn.
  • Click HERE for Pitch Diameter Chart
Additional Information +
THREAD SIZE:
NPT, NPTF or ANPT:
Item No. THREAD SIZE NPT, NPTF or ANPT Material Our Price QTY
NPT L1 1/16" - 27 NPT - L1 NPT Basic Hardened Steel $164.00
NPTF L1 1/16" - 27 NPTF - L1 Basic Hardened Steel $165.00
NPTF L2 1/16" - 27 NPTF - L2 Basic Hardened Steel $253.00
NPTF 6 Step 1/16" - 27 NPTF 6 Step Crest Check Hardened Steel $294.00
L1 ANPT 1/16" - 27 ANPT - L1 Basic Hardened Steel $204.00
L2 ANPT 1/16" - 27 ANPT - L2 Basic Hardened Steel $249.00
ANPT 6 Step 1/16" - 27 ANPT - 6 Step Crest Check Hardened Steel $314.00
NPT L1 1/8" - 27 NPT - L1 NPT Basic Hardened Steel $114.00
NPTF L1 1/8" - 27 NPTF - L1 Basic Hardened Steel $104.00
NPTF L2 1/8" - 27 NPTF - L2 Basic Hardened Steel $232.00
NPTF 6 Step 1/8" - 27 NPTF 6 Step Crest Check Hardened Steel $294.00
L1 ANPT 1/8" - 27 ANPT - L1 Basic Hardened Steel $143.00
L2 ANPT 1/8" - 27 ANPT - L2 Basic Hardened Steel $224.00
ANPT 6 Step 1/8" - 27 ANPT - 6 Step Crest Check Hardened Steel $314.00
NPT L1 1/4" - 18 NPT - L1 NPT Basic Hardened Steel $121.00
NPTF L1 1/4" - 18 NPTF - L1 Basic Hardened Steel $133.00
NPTF L2 1/4" - 18 NPTF - L2 Basic Hardened Steel $250.00
NPTF 6 Step 1/4" - 18 NPTF 6 Step Crest Check Hardened Steel $294.00
L1 ANPT 1/4" - 18 ANPT - L1 Basic Hardened Steel $174.00
L2 ANPT 1/4" - 18 ANPT - L2 Basic Hardened Steel $238.00
ANPT 6 Step 1/4" - 18 ANPT - 6 Step Crest Check Hardened Steel $314.00
L1 NPT 3/8" - 18 NPT - L1 NPT Basic Hardened Steel $139.00
NPTF L1 3/8" - 18 NPTF - L1 Basic Hardened Steel $131.00
NPTF L2 3/8" - 18 NPTF - L2 Basic Hardened Steel $245.00
NPTF 6 Step 3/8" - 18 NPTF 6 Step Crest Check Hardened Steel $286.00
L1 ANPT 3/8" - 18 ANPT - L1 Basic Hardened Steel $186.00
L2 ANPT 3/8" - 18 ANPT - L2 Basic Hardened Steel $242.00
ANPT 6 Step 3/8" - 18 ANPT - 6 Step Crest Check Hardened Steel $314.00
NPT L1 1/2" - 14 NPT - L1 NPT Basic Hardened Steel $155.00
NPTF L1 1/2" - 14 NPTF - L1 Basic Hardened Steel $155.00
NPTF L2 1/2" - 14 NPTF - L2 Basic Hardened Steel $255.00
NPTF 6 Step 1/2" - 14 NPTF 6 Step Crest Check Hardened Steel $286.00
L1 ANPT 1/2" - 14 ANPT - L1 Basic Hardened Steel $179.00
L2 ANPT 1/2" - 14 ANPT - L2 Basic Hardened Steel $251.00
ANPT 6 Step 1/2" - 14 ANPT - 6 Step Crest Check Hardened Steel $314.00
NPT L1 3/4" - 14 NPT - L1 NPT Basic Hardened Steel $181.00
NPTF L1 3/4" - 14 NPTF - L1 Basic Hardened Steel $172.00
NPTF L2 3/4" - 14 NPTF - L2 Basic Hardened Steel $284.00
NPTF 6 Step 3/4" - 14 NPTF 6 Step Crest Check Hardened Steel $325.00
L1 ANPT 3/4" - 14 ANPT - L1 Basic Hardened Steel $195.00
L2 ANPT 3/4" - 14 ANPT - L2 Basic Hardened Steel $263.00
ANPT 6 Step 3/4" - 14 ANPT - 6 Step Crest Check Hardened Steel $350.00
NPT L1 1" - 11 1/2 NPT - L1 NPT Basic Hardened Steel $210.00
NPTF L1 1" - 11 1/2 NPTF - L1 Basic Hardened Steel $205.00
NPTF L-2 1" - 11 1/2 NPTF - L2 Basic Hardened Steel $303.00
NPTF 6 Step 1" - 11 1/2 NPTF 6 Step Crest Check Hardened Steel $343.00
L1 ANPT 1" - 11 1/2 ANPT - L1 Basic Hardened Steel $245.00
L2 ANPT 1" - 11 1/2 ANPT - L2 Basic Hardened Steel $283.00
ANPT 6 Step 1" - 11 1/2 ANPT - 6 Step Crest Check Hardened Steel $350.00
NPT L1 1 1/4" - 11 1/2 NPT - L1 NPT Basic Hardened Steel $216.00
NPTF L1 1 1/4" - 11 1/2 NPTF - L1 Basic Hardened Steel $195.00
NPTF L2 1 1/4" - 11 1/2 NPTF - L2 Basic Hardened Steel $320.00
NPTF 6 Step 1 1/4" - 11 1/2 NPTF 6 Step Crest Check Hardened Steel $353.00
L1 ANPT 1 1/4" - 11 1/2 ANPT - L1 Basic Hardened Steel $225.00
L-2 ANPT 1 1/4" - 11 1/2 ANPT - L2 Basic Hardened Steel $284.00
ANPT 6 Step 1 1/4" - 11 1/2 ANPT - 6 Step Crest Check Hardened Steel $316.00
NPT L1 1 1/2" - 11 1/2 NPT - L1 NPT Basic Hardened Steel $272.00
NPTF L1 1 1/2" - 11 1/2 NPTF - L1 Basic Hardened Steel $257.00
NPTF L2 1 1/2" - 11 1/2 NPTF - L2 Basic Hardened Steel $350.00
NPTF 6 Step 1 1/2" - 11 1/2 NPTF 6 Step Crest Check Hardened Steel $422.00
L1 ANPT 1 1/2" - 11 1/2 ANPT - L1 Basic Hardened Steel $269.00
L2 ANPT 1 1/2" - 11 1/2 ANPT - L2 Basic Hardened Steel $330.00
ANPT 6 Step 1 1/2" - 11 1/2 ANPT - 6 Step Crest Check Hardened Steel $387.00
NPT L1 2" 11 1/2 NPT - L1 NPT Basic Hardened Steel $316.00
NPTF L1 2" 11 1/2 NPTF - L1 Basic Hardened Steel $393.00
NPTF L2 2" 11 1/2 NPTF - L2 Basic Hardened Steel $393.00
NPTF 6 Step 2" 11 1/2 NPTF 6 Step Crest Check Hardened Steel $449.00
L1 ANPT 2" 11 1/2 ANPT - L1 Basic Hardened Steel $407.00
L2 ANPT 2" 11 1/2 ANPT - L2 Basic Hardened Steel $349.00
ANPT 6 Step 2" 11 1/2 ANPT - 6 Step Crest Check Hardened Steel $442.00
NPT L1 2 1/2" - 8 NPT - L1 NPT Basic Hardened Steel $370.00
NPTF L1 2 1/2" - 8 NPTF - L1 Basic Hardened Steel $410.00
NPTF L2 2 1/2" - 8 NPTF - L2 Basic Hardened Steel $470.00
NPTF 6 Step 2 1/2" - 8 NPTF 6 Step Crest Check Hardened Steel $511.00
L1 ANPT 2 1/2" - 8 ANPT - L1 Basic Hardened Steel $426.00
L2 ANPT 2 1/2" - 8 ANPT - L2 Basic Hardened Steel $422.00
ANPT 6 Step 2 1/2" - 8 ANPT - 6 Step Crest Check Hardened Steel $517.00
NPT L1 3" - 8 NPT - L1 NPT Basic Hardened Steel $476.00
NPTF L1 3" - 8 NPTF - L1 Basic Hardened Steel $444.00
NPTF L2 3" - 8 NPTF - L2 Basic Hardened Steel $549.00
NPTF 6 Step 3" - 8 NPTF 6 Step Crest Check Hardened Steel $627.00
L1 ANPT 3" - 8 ANPT - L1 Basic Hardened Steel $450.00
L2 ANPT 3" - 8 ANPT - L2 Basic Hardened Steel $487.00
ANPT 6 Step 3" - 8 ANPT - 6 Step Crest Check Hardened Steel $600.00

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