Skip Content

Please Upgrade Your Browser Grainger will no longer support Internet Explorer 8 as of 07/2018. Please upgrade your browser or contact your System Administrator for support.


5/16"x7/8" O.D., Large OD Flat Washer, Stainless Steel, 316, Plain, PK1950

  • Item # 42KV42
  • My Part #
  • Mfr. Model # B55420.031.0001
  • Catalog Page # N/A
  • UNSPSC # 31161807
5/16"x7/8" O.D., Large OD Flat Washer, Stainless Steel, 316, Plain, PK1950 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 $438.50 / pkg. of 1,950
Activate Now

to save with

Select AdvantageSM

Please sign in or register to access lists

Please sign in or register to access Quote

Want to Get Free Shipping?

  • Shipping Weight 21.93 lbs.
Country of Origin Varies 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

Product Details

Fabory Large O.D. Flat Washers feature 2 flat surfaces that distribute force and stress over a wider surface area, help to reduce friction and heat when tightening a nut, bolt, or other most other threaded fasteners, and can help to cover oversized holes. Stock up now and make sure that you have plenty on-hand to keep your operations up and running.

View More

Technical Specs

  • Item Flat Washer
  • Flat Washer Type Large OD Flat Washer
  • Washer Basic Material Stainless Steel
  • System of Measurement Inch
  • Washer Material Grade 316
  • Fastener Finish Plain
  • Fits Bolt Sizes 5/16"
  • Washer Inside Dia. 3/8"
  • Washer Outside Dia. 7/8"
  • Thickness 0.083"
  • Temp. (F) -58 Degrees to 302 Degrees
  • Color Silver
  • Application General Purpose
  • Washer Standards ASME B18.22.1
  • Package Weight 21.93
  • Approx. Pkg. Qty. 1950
  • Package Quantity 1950
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.