• Dorman Autograde Grade 5 Flat Washer 5/16 Inch for Automotive Applications 766-011N
  • Dorman Autograde Grade 5 Flat Washer 5/16 Inch for Automotive Applications 766-011N
  • Dorman Autograde Grade 5 Flat Washer 5/16 Inch for Automotive Applications 766-011N
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Dorman - Autograde

Dorman Autograde Grade 5 Flat Washer 5/16 Inch for Automotive Applications 766-011N

Dorman Autograde Grade 5 Flat Washer 5/16 Inch for Automotive Applications 766-011N

$13.05
$13.05 $13.05
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In-stock orders are processed within 48 hours; transit time is additional.

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Returns

Need help with a return? Request authorization within 30 days of delivery for eligible unused, uninstalled items. See details for exclusions and applicable fees.

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Return details & how to start

Request return authorization (RMA) within 30 days of delivery for eligible items. Keep items unused and uninstalled, with original packaging and accessories. Electronics, liquids, special orders and other categories are excluded.

Email sales@frsport.com with RETURN and your order number in the subject to request an RMA. Please wait for return authorization before sending your item back.

Wrong part/size or change of mind: a 20% return processing fee applies, plus applicable shipping costs.

Original shipping is non-refundable. For orders shipped free, the actual outbound shipping cost is deducted from the refund. Return shipping is prepaid by the customer.

After payment capture, cancellations and refunds generally incur a 5% processing fee, except for our error, confirmed defects or confirmed carrier loss. The 5% and 20% fees do not stack; only the greater applicable fee applies. Store credit waives the 5% fee, but applicable return fees remain.

Missing, incorrect or transit-damaged items: report within 3 business days of receipt with photos of the product and packaging.

For defective items, contact us for help with the manufacturer's warranty process. The manufacturer decides the claim.

Specifications

Product details shared across all variants.

Product type
Washer
Category
Motor Vehicle Parts
Item condition
New
Shipping weight
1.0 lb
Barcode
019495052081

Billable shipping weight; may include dimensional weight.

Grade 5 flat washers sized 5/16 inch used to replace worn or missing original equipment washers in automotive repair applications.

Built to meet the manufacturer's design intent for reliable service, this component is constructed from quality materials and has undergone extensive testing to ensure a precise fit and long service life.

Key Features

  • Grade 5 hardness rating for increased strength
  • Flat design distributes load evenly across fastened surfaces
  • 5/16 inch inner diameter matches standard hardware specifications
  • Direct replacement for original equipment washers
  • Quality tested for durability and consistent performance
  • Available in an 18-piece bulk pack for multiple repairs

Benefits

  • Restores proper clamping force to critical fasteners
  • Prevents damage to mating surfaces during tightening
  • Reduces the risk of fastener loosening due to vibration
  • Ensures a secure and reliable assembly in high-stress areas
  • Cost-effective solution for fleet maintenance or shop inventory
  • Minimizes downtime with ready-to-install replacement parts

Application

Ideal for mechanics and DIY enthusiasts performing general automotive repairs where Grade 5 hardware is specified, including suspension work, engine assembly, and chassis maintenance.

Fitment Notes

  • Universal automotive application for 5/16 inch bolts requiring Grade 5 washers
  • Consult vehicle service manual for specific fastener requirements

Why Choose Dorman?

  • Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
  • Built with quality materials and validated through testing to stand up to daily driving demands
  • Helps reduce the risk of repeat repairs with proven aftermarket solutions

What's in the Box

  • 18 Piece Bulk Pack of Flat Washers

Item Dimensions

  • 1.0in x 1.4in x 4.0in, 0.1lbs
View full details

Vehicle fitment