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E5151.1/4NO1E5151.1/4NO1

HSS Straight Flute Hand Tap, UNC, ISO Standard
Material ID: 5977215

Straight flute hand tap NO1 with a 6-8xP taper lead, for Unified National Coarse thread UNC 1.1/4" with 7 TPI and 2B class of fit, dimensions according to ISO 529 standard with 22.4mm shank and 18.0mm square drive, HSS with bright finish for 1.5xD through or blind hole threading in free machining steel and copper or copper alloys

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Product Feature

Bright (uncoated)

Thread Form, Unified Coarse

ISO 529 – Tap Standard

Internal Inch Thread Medium Class of Fit

Through or Blind Hole Application

1.5×D Usable Tool Depth to Diameter Ratio

High Speed Steel Tool Material

Straight Flute Geometry

Right Hand Rotation / Cutting

Product Detail
DescriptionValue
Product nameE5151.1/4NO1
Product number (SAP)86016719
EAN number7320760153819
Ordering code ANSIE5151.1/4NO1
Thread diameter size (TDZ)1.1/4
Thread diameter - millimeter (TD)31.75 mm
Threads per inch (TPI)7
Overall length - millimeter (OAL)151 mm
Overall length - inch (OAL)5.9449 inch
Threading length - millimeter (THL)41 mm
Threading length - inch (THL)1.6142 inch
Connection diameter - inch (DCON MS)0.8819 inch
Connection diameter - millimeter (DCON MS)22.4 mm
Flute count (NOF)4
Clamping width - inch (WSC)0.7087 inch
Clamping width - millimeter (WSC)18 mm
Clamping Length - inch (LCS)0.8661 inch
Clamping Length - millimeter (LSC)22 mm
Premachined hole diameter - inch (PHD)1.1024 inch
Premachined hole diameter - millimeter (PHD)28 mm
Gross weight - grams485.4
ISOE5151.1/4NO1
Cutting Conditions