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UNC Machine Tap Spiral Flute 45°
Ordering number: 5973704

Spiral flute tap with chamfer form C with a 2-3xP plug lead, for Unified National Coarse thread UNC 4 with 40 TPI and 2B class of fit, dimensions according to DIN 2184-1 standard with 3.5mm shank and 2.7mm square drive, powder metallurgical HSS-E with bright finish and 45° helix angle for 2.5xD blind hole threading in free machining and plain carbon steel and wrought or cast aluminium

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Product Feature

Bright (uncoated)

Thread Form, Unified Coarse

DIN 2184-1 – Tap Standard

Internal Inch Thread Medium Class of Fit

Blind Hole Application

2.5×D Usable Tool Depth to Diameter Ratio

High Speed Cobalt Powder Metal Tool Material

Semi-Bottoming Tap Chamfer (2 – 3 Pitch Lead)

Spiral Flute Geometry

45° Helix Angle (Flute)

Right Hand Rotation / Cutting

Product Detail
EAN number7320760150269
Thread diameter size (TDZ)4
Product number (SAP)86017699
Ordering code ANSIEX204-40
Threading length - millimeter (THL)6 mm
Gross weight - grams6
Threads per inch (TPI)40
Connection diameter - millimeter (DCON MS)3.5 mm
Usable Length - millimeter (LU)18 mm
Thread diameter - millimeter (TD)2.845 mm
Overall length - millimeter (OAL)56 mm
Flute count (NOF)3
Clamping width - millimeter (WSC)2.7 mm
Clamping Length - millimeter (LSC)6 mm
Premachined hole diameter - millimeter (PHD)2.35 mm
Cutting Conditions