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M20 Form B Flat Washers (BS4320) - A4 Stainless Steel
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M20 Form B Flat Washers (BS4320) - A4 Stainless Steel

HTW-M20-A4

. Order within 14 hours, 48 minutes. Details. Find out when you will get it.
Deliverd To Get 16 pieces by:
Australia Thursday, May 4, 2017
Belgium Wednesday, May 3, 2017
Canada Thursday, May 4, 2017
Europe (EU) Wednesday, May 3, 2017
India Thursday, May 4, 2017
Ireland Wednesday, May 3, 2017
Mexico Thursday, May 4, 2017
Rest of World Thursday, May 4, 2017
United Kingdom Tuesday, May 2, 2017
United States Wednesday, May 3, 2017
United Kingdom (Saturday) Saturday, May 6, 2017

Available In Other Materials & Finishes


Key Features

  • M20 Metric Thread Size (20mm)
  • A4 Stainless Steel, also known as marine grade or 316 Stainless Steel. Details.
  • Size: M20 (20mm)
  • Internal Diameter (B): 21mm
  • External Diameter (D): 37mm
  • View the full product specification.

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

£0.33 / each.
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50 units£0.29 each12% Discount
100 units£0.26 each21% Discount
250 units£0.23 each30% Discount
500 units£0.20 each39% Discount
16 Express Stock
15,183 Additional Stock This item may take 1 additional day to dispatch. Confirm delivery date at checkout.
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M20 Form B Flat Washers (BS4320) - A4 Stainless Steel Technical Specification

M20 Form B Flat Washers (BS4320) - A4 Stainless Steel Drawing
External Diameter (D)37mm
FinishSelf Colour
General Tolerance+/- 0.13mm
Internal Diameter (B)21mm
Manufacturing StandardBS4320
MaterialA4 Stainless Steel
Material SpecificationA4-70 Stainless Steel
Metric or Imperial?Metric
SizeM20 (20mm)
Thickness (T)2mm

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M20 Form B Flat Washers (BS4320) - A4 Stainless Steel Description

The M20 Form B Flat Washers (BS4320) - A4 Stainless Steel has the following features:

  • BS4320 Manufacturing Standard
  • 2mm Thickness (T)
  • A4 Stainless Steel Material
  • A4-70 Stainless Steel Material Specification
  • Self Colour Finish
  • +/- 0.13mm General Tolerance
  • Metric Metric or Imperial?
  • 37mm External Diameter (D)
  • 21mm Internal Diameter (B)
  • M20 (20mm) Size

Other Key Information

Shipping Destinations:Worldwide.
View delivery information.
Weight Band (100 items):Over 5kg. Add to cart to calculcate exact weights.
Product First Available:Sunday, June 28, 2015
Stock Last Updated:01:11 AM
Sunday, April 30, 2017
Specification Last Updated:Sunday, April 16, 2017
APC (Accu Product Code):HTW-M20-A4
EAN13 (International Article No.):5054328318250
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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