1.800.348.2885

1IN-11-1/2NPTF PTT 5FL GP TAPER PIPE TAP

    General

  • Brand NameGreenfield Threading
  • Style #PTT
  • Item #385539
  • SetNo

    Dimensions

  • Tool Size1-11.5 NPTF
  • Diameter1.0000"
  • Tap Standard Projection0.6780"
  • Overall Length3.7500"
  • Overall Length (Metric)95.25mm

    Thread

  • Thread FormNPTF
  • Thread Pitch11.5
  • Thread Size1"
  • Thread CreationThread Cutting
  • Tap Interrupted ThreadNo
  • Thread Length (Metric)44.45mm
  • Thread Length1.7500"

    Specifications

  • Surface ConditionBright
  • Measurement SystemImperial
  • MaterialHSS
  • Tap TypePipe Tap
  • Tap StyleTapered Pipe Tap
  • Tap ConstructionMedium Hook Taper
  • Tap Spiral PointNo
  • Tap Blank ConstructionUSCTI Table 311
  • Tap Ground ThreadsYes
  • Tap HookMedium (5-10)
  • Tap ChamferSemi-Bottoming
  • Tap Truncated ThreadsNo
  • Flute TypeStraight
  • Number of Flutes5
  • Hand of CutRight
  • Net Weight388g

    Shank

  • Shank Size1.1250"
  • Shank Size (Metric)28.57mm
  • Shank ConfigurationStraight w/ Square
  • Shank End FeatureSquare
  • Shank End Feature Length0.8125"
  • Shank End Feature Length (Metric)20.64mm
  • Shank End Feature Width0.8430"
  • Shank End Feature Width (Metric)21.41mm
  • Shank Square Width0.8430"
  • Shank Square Width (Metric)21.41mm
  • Shank Square Length0.8125"
  • Shank Square Length (Metric)20.64mm

    Application

  • Material ApplicationK: Cast Iron, M: Stainless Steel, N: Non-ferrous (Aluminum), P: Steel
Literature:

Warnings:

This product contains Cobalt and/or Nickel and/or Lead a chemical known to the state of California to cause cancer, or birth defects or other reproductive harm. For more information: www.p65warnings.ca.gov

  • SKU: 385539
  • Category: Taps
  • Brand: Chicago-Latrobe
  • Pack Qty: 1
  • Min Qty: 1

Additional Information

Greenfield Industries, Inc.
2501 Davis Creek Road
Seneca, SC 29678
greenfield.information@gfii.com

Customer Service USA:
Voice 800.348.2885 • Fax 800.892.4290
International Sales:
Voice 864.653.3904
Greenfield Industries © 2026 Greenfield Industries, Inc. - All rights reserved.
Ecommerce & ERP Integration by Website Pipeline