E8087/16

DIN ANSI Machine Tap, Yellow Shark for Low Alloy Steels, Spiral Flute
Material ID: 7350517

Spiral flute tap Yellow Shark with chamfer form C with a 2-3xP plug lead, for Unified National Coarse thread UNC 7/16" with 14 TPI and 2B class of fit with H5 pitch diameter limits, dimensions according to DIN/ANSI standard with 0.3230" shank and 0.2400" square drive, powder metallurgical HSS-E with TiAlN-Top coating and 40° helix angle for 2xD blind hole threading in free machining and plain carbon steel and copper or copper alloys

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Product Feature

Titanium Aluminium Nitride (with smoothing process)

Thread Form, Unified Coarse

DIN/ANSI Standards

Internal Inch Thread Medium Class of Fit

Blind Hole Application

2×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

Right Hand Rotation / Cutting

40° Helix Angle (Flute)

Product Detail

Description	Value
Product name	E8087/16
EAN number	7320760753613
Product Line	SHARK
Thread diameter size (TDZ)	7/16
Threads per inch (TPI)	14
Overall length - millimeter (OAL)	100 mm
Overall length - inch (OAL)	3.937 inch
Threading length - millimeter (THL)	15.01 mm
Threading length - inch (THL)	0.591 inch
Connection diameter - inch (DCON MS)	0.323 inch
Connection diameter - millimeter (DCON MS)	8.2 mm
Flute count (NOF)	3
Tolerance limit	H5
Clamping width - inch (WSC)	0.24 inch
Clamping width - millimeter (WSC)	6.1 mm
Clamping Length - inch (LCS)	0.41 inch
Clamping Length - millimeter (LSC)	10.41 mm
Premachined hole diameter - imperial (PHD)	U
Premachined hole diameter - inch (PHD)	0.3701 inch
Premachined hole diameter - millimeter (PHD)	9.4 mm
Gross weight - grams	42.5
ISO	E8087/16

Cutting Conditions

P - Steel and cast steel (steels with alloy content ≤ 10% and a hardness of < 45HRC)

P1

P1 - Free machining steel (carbon steels with increased machinability)

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	Suitability	v_c
P1.1 - Free machining sulfurized carbon steel with a hardness of < 240HB	help_outline Primary use	31 m/min
P1.2 - Free machining sulfurized and phosphorized carbon steel with a hardness of < 180HB	help_outline Primary use	34 m/min
P1.3 - Free machining sulfurized/phosphorized and leaded carbon steel with a hardness of < 180HB	help_outline Primary use	35 m/min

P2

P2 - Plain carbon steel (steels comprised of mainly iron and carbon)

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	Suitability	v_c
P2.1 - Plain low carbon steel containing < 0.25%C with a hardness of < 180HB	help_outline Primary use	26 m/min
P2.2 - Plain medium carbon steel containing < 0.55%C with a hardness of < 240HB	help_outline Primary use	23 m/min
P2.3 - Plain high carbon steel containing > 0.55%C, with a hardness of < 300HB	help_outline Possible use	20 m/min

P3

P3 - Alloy steel (carbon steels with an alloying content ≤ 10%)

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	Suitability	v_c	f
P3.1 - Alloy steel with a hardness of < 180HB	help_outline Possible use	19 m/min
P3.2 - Alloy steel with a hardness of 180 - 260HB	help_outline Possible use	15 m/min

P4

P4 - Tool steel (special alloy steel for tools, dies and molds)

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	Suitability	v_c	f
P4.1 - Tool steel with a hardness of < 26HRC	help_outline Possible use	11 m/min

N - Non-ferrous metals (metals including alloys without an appreciable amount of iron)

N3

N3 - Copper or copper alloys

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	Suitability	v_c
N3.1 - Free-cutting copper-alloys materials with excellent machining properties	help_outline Primary use	51 m/min
N3.2 - Short-chip copper-alloys with good to moderate machining properties	help_outline Primary use	30 m/min
N3.3 - Electrolytic copper and long-chip copper-alloys with moderate to poor machining properties	help_outline Possible use	15 m/min