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UNF Machine Tap Spiral Flute 45°
Material ID: 5974167

Spiral flute tap with chamfer form C with a 2-3xP plug lead, for Unified National Fine thread UNF 5/16" with 24 TPI and 2B class of fit, dimensions according to DIN 2184-1 standard with 8.0mm shank and 6.2mm square drive, powder metallurgical HSS-E with steam tempered surface finish and 45° helix angle for 2.5xD blind hole threading in alloy steel

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Product Feature

Steam Tempered (Steam Oxide) Surface Treatment

Thread Form, Unified Fine

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 number7320760168462
Product number (SAP)86017739
Ordering code ANSIEX315/16
Threading length - millimeter (THL)12 mm
Gross weight - grams32.9
Thread diameter size (TDZ)5/16
Threads per inch (TPI)24
Connection diameter - millimeter (DCON MS)8 mm
Overall length - millimeter (OAL)90 mm
Thread diameter - millimeter (TD)7.938 mm
Flute count (NOF)3
Clamping width - millimeter (WSC)6.2 mm
Premachined hole diameter - millimeter (PHD)6.9 mm
Clamping Length - millimeter (LSC)9 mm
Usable Length - millimeter (LU)35 mm
Cutting Conditions