Machine tap 4-40

Article no.: 137860 4-40
plus VAT at the current rate Prices plus delivery costs
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In stock
63 pieces in stock

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UNC Unit price incl. VAT
  • Flank angle: 60
  • Tolerance class: 2B
  • Taper lead form: C
  • Helix angle: 20
  • Shank: Plain shank with h9

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Product details

Technical Data

Coating uncoated
Flank angle 60 degrees
Tolerance class 2B
Taper lead form C
Helix angle 20 degrees
Shank Plain shank with h9
Through-coolant no
Application for type of drilling up to 2×D for blind holes
Cutting direction right-hand
Type of threading tool Machine tap for conventional machining
Colour ring without
Type of product Tap

Identification numbers & Classifications

Article number 137860 4-40
EAN / GTIN 4045197080134
Manufacturer number 137860 4-40

Application Table

Aluminium (short chipping)
N
13
Steel < 500 N/mm²
P
15
Steel < 750 N/mm²
P
15
Oil
 
wet maximum
 

Description

Version:

Sturdy design, with 20° right-hand chip flutes.
HSS-E

Application:

For UNC uniform coarse threads ASME − B1.1.

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Taper lead form C B C B
Number of cutting edges Z 3 2
Colour ring without without without without
Threads per inch 40 40
Through-coolant no no no no
Shank ⌀ Ds 3.5 mm 3.5 mm
Type of product Tap Tap Taps Taps

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