E0718-36NO1

UNF Hand Tap Straight Flute
Ordering number: 5974198

Straight flute hand tap NO1 with a 6-8xP taper lead, for Unified National Fine thread UNF 8 with 36 TPI and 3B class of fit with H2 pitch diameter limits, dimensions according to ANSI standard with 0.1680" shank and 0.1310" square drive, HSS with bright finish for 1.5xD through or blind hole threading in free machining and plain carbon steel and copper or copper alloys

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Product Feature

Bright (uncoated)

Thread Form, Unified Fine

ANSI – Tap Standards

Thread tolerance class 2B-3B

Through or Blind Hole Application

1.5×D Usable Tool Depth to Diameter Ratio

High Speed Steel Tool Material

A 6-8

Straight Flute Geometry

Right Hand Rotation / Cutting

0° Helix Angle (Straight Flute)

Product Detail

Description	Value
Product name	E0718-36NO1
EDP number	0349465
EAN number	7320760349465
Thread diameter size (TDZ)	8
Threads per inch (TPI)	36
Overall length - millimeter (OAL)	53.98 mm
Overall length - inch (OAL)	2.125 inch
Overall length - fractional inch (OAL)	2.1/8
Threading length - millimeter (THL)	16.51 mm
Threading length - inch (THL)	0.65 inch
Connection diameter - inch (DCON MS)	0.168 inch
Connection diameter - millimeter (DCON MS)	4.27 mm
Flute count (NOF)	4
Tolerance limit	H2
Usable Length - inch (LU)	0.65 inch
Usable Length - millimeter (LU)	16.51 mm
Clamping width - inch (WSC)	0.131 inch
Clamping width - millimeter (WSC)	3.33 mm
Clamping Length - inch (LCS)	0.25 inch
Clamping Length - millimeter (LSC)	6.35 mm
Premachined hole diameter - imperial (PHD)	29
Premachined hole diameter - inch (PHD)	0.1378 inch
Premachined hole diameter - millimeter (PHD)	3.5 mm
Gross weight - grams	8.2
ANSI	E0718-36NO1
ISO	E0718-36NO1
Ordering code ANSI	E0718-36NO1

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	23 ft/min
P1.2 - Free machining sulfurized and phosphorized carbon steel with a hardness of < 180HB	help_outline Primary use	23 ft/min
P1.3 - Free machining sulfurized/phosphorized and leaded carbon steel with a hardness of < 180HB	help_outline Primary use	26 ft/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	20 ft/min
P2.2 - Plain medium carbon steel containing < 0.55%C with a hardness of < 240HB	help_outline Primary use	16 ft/min
P2.3 - Plain high carbon steel containing > 0.55%C, with a hardness of < 300HB	help_outline Possible use	13 ft/min

P3

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

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	Suitability	v_c
P3.1 - Alloy steel with a hardness of < 180HB	help_outline Primary use	13 ft/min
P3.2 - Alloy steel with a hardness of 180 - 260HB	help_outline Possible use	13 ft/min
P3.3 - Alloy steel with a hardness of 260 - 360HB	help_outline Possible use	10 ft/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	10 ft/min
P4.2 - Tool steel with a hardness of 26 - 39RC	help_outline Possible use	7 ft/min

M - Stainless steel (corrosion resistant steels with ≥ 11% chromium content)

M1

M1 - Ferritic stainless steel (straight chromium non-hardenable alloys)

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	Suitability	v_c	f
M1.1 - Stainless steel, ferritic with a hardness of < 160HB	help_outline Possible use	16 ft/min
M1.2 - Stainless steel, ferritic with a hardness of 160 - 220HB	help_outline Possible use	13 ft/min

M2

M2 - Martensitic stainless steel (straight chromium hardenable alloys)

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	Suitability	v_c	f
M2.1 - Stainless steel, martensitic with a hardness of < 200HB	help_outline Possible use	13 ft/min
M2.2 - Stainless steel, martensitic with a hardness of 200 - 280HB	help_outline Possible use	13 ft/min

K - Cast Iron (castings of iron and carbon alloys with > 2% carbon content)

K1

K1 - Gray iron (GG) (iron-carbon castings with a lamellar graphite microstructure)

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	Suitability	v_c
K1.1 - Gray iron, ferritic or ferritic-pearlitic with a hardness of < 180HB	help_outline Possible use	39 ft/min
K1.2 - Gray iron, ferritic-pearlitic or pearlitic with a hardness of 180 - 240HB	help_outline Possible use	30 ft/min
K1.3 - Gray iron, pearlitic with a hardness of 240 - 280HB	help_outline Possible use	23 ft/min

K2

K2 - Malleable iron (GTS/GTW) (heat-treated iron-carbon castings with a graphite-free microstructure)

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	Suitability	v_c
K2.1 - Malleable iron, ferritic with a hardness of < 160HB	help_outline Possible use	33 ft/min
K2.2 - Malleable iron, ferritic or pearlitic with a hardness of 160 - 200HB	help_outline Possible use	26 ft/min
K2.3 - Malleable iron, pearlitic with a hardness of 200 - 240HB	help_outline Possible use	20 ft/min

K3

K3 - Ductile iron (GGG) (iron-carbon castings with a nodular graphite microsturcture)

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	Suitability	v_c
K3.1 - Ductile (nodular/spheriodal) iron, ferritic with a hardness of < 180HB	help_outline Possible use	30 ft/min
K3.2 - Ductile (nodular/spheriodal) iron, ferritic or pearlitic with a hardness of 180 - 220HB	help_outline Possible use	23 ft/min
K3.3 - Ductile (nodular/spheriodal) iron, pearlitic with a hardness of 220 - 260HB	help_outline Possible use	16 ft/min

K4

K4 - Austenitic or austempered ductile iron (Ni-Resist/ADI) (iron-carbon alloy castings with an austenitic or ausferrite microstructure)

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	Suitability	v_c
K4.1 - Austenitic cast iron with a hardness of < 180HB	help_outline Possible use	26 ft/min
K4.2 - Austenitic cast iron with a hardness of 180 - 240HB	help_outline Possible use	20 ft/min
K4.3 - Austempered ductile iron with a hardness of 240 - 280HB	help_outline Possible use	13 ft/min
K4.4 - Austempered ductile iron with a hardness of 280 - 320HB	help_outline Possible use	13 ft/min
K4.5 - Austempered ductile iron with a hardness of 320 - 360HB	help_outline Possible use	10 ft/min

K5

K5 - Compacted graphite iron (CGI) (iron-carbon castings with a vermicular graphite structure)

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	Suitability	v_c
K5.1 - Vermicular, compacted graphite iron with a hardness of < 180HB	help_outline Possible use	30 ft/min
K5.2 - Vermicular, compacted graphite iron with a hardness of 180 - 220HB	help_outline Possible use	23 ft/min
K5.3 - Vermicular, compacted graphite iron with a hardness of 220 - 260HB	help_outline Possible use	16 ft/min

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

N1

N1 - Wrought aluminium

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	Suitability	v_c
N1.1 - Pure aluminium and wrought aluminium alloys with a hardness of < 60HB	help_outline Possible use	39 ft/min
N1.2 - Wrought aluminium alloys with a hardness of 60 - 100HB	help_outline Possible use	30 ft/min
N1.3 - Wrought aluminium alloys with a hardness of 100 - 150HB	help_outline Possible use	20 ft/min

N2

N2 - Cast aluminium

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	Suitability	v_c
N2.1 - Cast aluminium alloys with a hardness of < 75HB	help_outline Possible use	92 ft/min
N2.2 - Cast aluminium alloys with a hardness of 75 - 90HB	help_outline Possible use	82 ft/min
N2.3 - Cast aluminium alloys with a hardness of 90 < 140HB	help_outline Possible use	59 ft/min

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	112 ft/min
N3.2 - Short-chip copper-alloys with good to moderate machining properties	help_outline Primary use	66 ft/min
N3.3 - Electrolytic copper and long-chip copper-alloys with moderate to poor machining properties	help_outline Possible use	33 ft/min

N4

N4 - Polymers(synthetic or semi-synthetic materials)

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	Suitability	v_c
N4.1 - Thermoplastic polymers	help_outline Possible use	26 ft/min
N4.2 - Thermosetting polymers	help_outline Possible use	13 ft/min
N4.3 - Reinforced polymers or composites	help_outline Possible use	10 ft/min

Related Parts

Used as replacement

E0718-36NO1

Product Feature

Product Detail

Cutting Conditions

P1

P2

P3

P4

M1

M2

K1

K2

K3

K4

K5

N1

N2

N3

N4

Related Parts

1528(UNF)