M7 Rectangular Profile Spring Washers (DIN 127B) - Marine Stainless Steel (A4)


Key Features

  • M7 Metric Thread Size (7mm)
  • A4 Stainless Steel, also known as marine grade or 316 Stainless Steel. Details.
  • Size: M7 (7mm)
  • External Diameter (OD): 12.8mm
  • Uncompressed Height (L): 3.2mm
View Full Technical Specification.

Available In Other Materials & Finishes

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M7 Rectangular Profile Spring Washers (DIN 127B) - Marine Stainless Steel (A4) Technical Specification

M7 Rectangular Profile Spring Washers (DIN 127B) - Marine Stainless Steel (A4) Drawing
External Diameter (OD)12.8mm
General Tolerance+/- 0.13mm
Height (S)1.6mm
Internal Diameter (ID)7.1mm
Manufacturing StandardDIN 127B
MaterialMarine Stainless Steel (A4)
Material SpecificationMarine Stainless Steel (A4)
Metric or Imperial?Metric
SizeM7 (7mm)
Uncompressed Height (L)3.2mm

Product Certifications

Certificate of Conformity Included
Certificate of Conformity Included
RoHS Certified
RoHS Certified
REACH Certified
REACH Certified
Quality Approved

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M7 Rectangular Profile Spring Washers (DIN 127B) - Marine Stainless Steel (A4) Description

The M7 Rectangular Profile Spring Washers (DIN 127B) - Marine Stainless Steel (A4) has the following features:

  • DIN 127B Manufacturing Standard
  • 7.1mm Internal Diameter (ID)
  • 12.8mm External Diameter (OD)
  • Marine Stainless Steel (A4) Material
  • Marine Stainless Steel (A4) Material Specification
  • Natural Finish
  • +/- 0.13mm General Tolerance
  • Metric Metric or Imperial?
  • M7 (7mm) Size
  • 1.6mm Height (S)
  • 3.2mm Uncompressed Height (L)

Discover more about the Metric Rectangular Profile Spring Washers range

Metric Rectangular Profile Spring Washers are designed to provide a ductile spacing washer with light anti-vibration properties. These components are similar to AccuScrews’ standard range of Split Spring Washers, with a split in the washer for increased flexibility, and a rectangular profile.

USA Spring Washers are the imperial equivalent of this product. A square-profile variant of this component, Square Profile Spring Washers, is also available.


All components in this range are available in A2 and A4 Stainless Steel, with the option of Chemical Matte Blackening also available.

Metric Rectangular Profile Spring Washers

Metric components within this range are compliant with DIN 127B, and are available in internal diameters of between M1.6 and M20. Additional sizes can be made available on request.

Shipping Information

Shipping Destinations:Worldwide.
View delivery information.
Weight Band (100 items):Between 0.1kg and 0.25kg. Add to cart to calculate exact weights.

Component History

Product First Available:Sunday, June 28, 2015
Stock Last Updated:07:11 am
Wednesday, July 28, 2021
Specification Last Updated:Wednesday, July 28, 2021

APC / Barcodes

APC (Accu Product Code):HRSW-M7-A4
EAN13 (International Article No.):5054328319110
ASIN (Amazon Stock Identification No.):ASIN not defined.