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E2291/4
E2291/4
E2291/4
E2291/4
Main properties
Material ID: 5976128
ISO Code: E2291/4
AvailabilityIn stock
Availability in Distribution Centres
Americas Distribution Center(default): 0
Europe Distribution Center: 23
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Description

Straight flute tap with chamfer form C with a 2-3xP plug lead, for Unified National Fine thread UNF 1/4" with 28 TPI and 2B class of fit, dimensions according to DIN 371 standard with 7.0mm shank and 5.5mm square drive, powder metallurgical HSS-E with bright finish for 1.5xD through or blind hole threading in free machining and plain carbon steel


Product Feature

Bright (uncoated)
Thread Form, Unified Fine
Internal Inch Thread Medium Class of Fit
Through or Blind Hole Application
1.5×D Usable Tool Depth to Diameter Ratio
High Speed Cobalt Powder Metal Tool Material
Semi-Bottoming Tap Chamfer (2 – 3 Pitch Lead)

Product Detail

DescriptionValue
Product nameE2291/4
Ordering code ANSIE2291/4
EAN number7320760086315
Clamping Length - inch (LCS)0.315 inch
Clamping width - inch (WSC)0.2165 inch
Connection diameter - inch (DCON MS)0.2756 inch
Flute count (NOF)3
Overall length - inch (OAL)3.1496 inch
Premachined hole diameter - inch (PHD)0.2165 inch
Thread diameter - inch (TD)0.25 inch
Thread diameter size (TDZ)1/4
Threading length - inch (THL)0.5906 inch
Threads per inch (TPI)28
Usable Length - inch (LU)1.1811 inch
ISOE2291/4
ANSIE2291/4
Brand NameDormer Pramet
Net weight - grams24.3
Gross weight - grams24.3
Product number (SAP)86015689
EDP number0086315

Cutting Conditions