Skip Content

M30x56.00mm O.D., Flat Washer, Steel, Through Hardened, Plain, EA1

  • Item # 5KEF4
  • My Part #
  • Mfr. Model # 5KEF4
  • Catalog Page # N/A
  • UNSPSC # 31161807
Flat Washer,M30 Bolt,Steel,56.00mm OD close

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

CAD Downloads

Web Price $1.20 / each
Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Please sign in or register to access Quote

Get Free Standard Shipping
  • Shipping Weight 0.14 lbs.
Country of Origin Taiwan Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • Item Flat Washer
  • Flat Washer Type Flat Washer
  • Washer Basic Material Steel
  • System of Measurement Metric
  • Washer Material Grade Through Hardened
  • Fastener Finish Plain
  • Fits Bolt Sizes M30
  • Washer Inside Dia. 31.00mm
  • Washer Outside Dia. 56.00mm
  • Thickness 5mm
  • Thickness Tolerance +/-0.600mm
  • Rockwell Hardness C29 to C36
  • Vickers Hardness 295/350
  • Application Build and Maintain Wind Towers, Turbines, and Blades
  • For Use With For Use with 10.9 Screws and Studs
  • Washer Standards DIN 6916
  • Package Quantity 1
How can we improve our Technical Specifications?

Compliance and Restrictions


Alternate Products

Alternate Products may not be identical in style or function to original selection. Please compare below for more information.

Customer Reviews

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.