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4 MOD - 21 Teeth - 40mm Face Width, B-Type Precision Spur Gears - Steel EN8
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AccuGears Components Official AccuGears Product.

4 MOD - 21 Teeth - 40mm Face Width, B-Type Precision Spur Gears - Steel EN8

GS-4MOD-21-40-EN8-B

. Order within 1 days, 19 hours, 55 minutes. Details. Find out when you will get it.
Deliverd To Get it by
Australia Monday, June 5, 2017
Belgium Friday, June 2, 2017
Canada Monday, June 5, 2017
Europe (EU) Friday, June 2, 2017
India Monday, June 5, 2017
Ireland Friday, June 2, 2017
Mexico Monday, June 5, 2017
Rest of World Monday, June 5, 2017
United Kingdom Thursday, June 1, 2017
United States Friday, June 2, 2017
United Kingdom (Saturday) Saturday, June 3, 2017

Key Features


Not available online. Talk to our engineers.
Eligible for 30 day returns. Details.

£36.05 / each.
Buy more & save
2 units£34.72 each4% Discount
4 units£33.48 each7% Discount
6 units£32.32 each10% Discount
10 units£31.24 each13% Discount
20 units£30.24 each16% Discount
40 units£29.29 each19% Discount
Manufactured to your order. Allow 2 working days to dispatch.
Buy online and we'll manufacture your components within 2 working days.
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4 MOD - 21 Teeth - 40mm Face Width, B-Type Precision Spur Gears - Steel EN8 Technical Specification

4 MOD - 21 Teeth - 40mm Face Width, B-Type Precision Spur Gears - Steel EN8 Drawing
Bore Diamater (B)20mm
Face Width (FW)40mm
FinishSelf Colour
Grade9gs
Hub Diameter (H)70mm
MaterialSteel EN8
Material SpecificationSteel EN8, 080M40/080M46
Number of teeth21
Outside Diamater (OD)92mm
Pitch4 MOD
Pitch Circle Dia. (PCD)84mm
Pressure Angle20 degrees
StandardDIN 867, DIN3962, DIN 3963
Width (W)60mm

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4 MOD - 21 Teeth - 40mm Face Width, B-Type Precision Spur Gears - Steel EN8 Description

The 4 MOD - 21 Teeth - 40mm Face Width, B-Type Precision Spur Gears - Steel EN8 has the following features:

  • Steel EN8 Material
  • Steel EN8, 080M40/080M46 Material Specification
  • 4 MOD Pitch
  • 60mm Width (W)
  • 21 Number of teeth
  • 40mm Face Width (FW)
  • 20 degrees Pressure Angle
  • 84mm Pitch Circle Dia. (PCD)
  • 92mm Outside Diamater (OD)
  • 20mm Bore Diamater (B)
  • 70mm Hub Diameter (H)
  • Self Colour Finish
  • DIN 867, DIN3962, DIN 3963 Standard
  • 9gs Grade

Other Key Information

Shipping Destinations:Worldwide.
View delivery information.
Weight: Not defined.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:08:04 PM
Sunday, May 28, 2017
Specification Last Updated:Thursday, August 18, 2016
APC (Accu Product Code):GS-4MOD-21-40-EN8-B
EAN13 (International Article No.):5054328301337
ASIN (Amazon Stock Identification No.):ASIN not defined.

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Product Certifications

Signed Certificate of Conformity
Signed Certificate of Conformity
RoHS Compliant
RoHS Compliant
REACH Compliant
REACH Compliant


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