USS Carbon Steel Flat Washers, 5/16 in. ID x 3/4 in. OD, 500-Pack

SKU:
WBB3148443
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Product Specifications:
Country of Origin: China
Material: Steel
Product Depth: 3.7"
Product Height: 3.4"
Product Type: Flat Washers
Product Width: 3.5"
Quantity Included: 1
Shipping Weight: 4.165 lbs
Manufacturer Part Number: FWT14
Diameter: 0.749 - 0.727
Inner Diameter: 0.327 - 0.307
Size: 1/4
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Free Shipping on Qualifying Orders Over $99

Product Specifications:
Country of Origin: China
Material: Steel
Product Depth: 3.7"
Product Height: 3.4"
Product Type: Flat Washers
Product Width: 3.5"
Quantity Included: 1
Shipping Weight: 4.165 lbs
Manufacturer Part Number: FWT14
Diameter: 0.749 - 0.727
Inner Diameter: 0.327 - 0.307
Size: 1/4

These flat washers are for commercial buyers and maintenance teams assembling fastened connections. They increase the bearing surface beneath a bolt or screw to help distribute tightening force across the mounting surface.

Each USS flat washer has a 5/16 in. inside diameter and a 3/4 in. outside diameter. The washers are made of unhardened carbon steel with zinc plating and are manufactured to ASME B18.21.1.


Key Features:

  • Broad bearing surface: Helps spread fastening force over a larger area.
  • Vibration resistance: Helps reduce loosening caused by vibration.
  • Spacer function: Provides spacing where needed in an assembly.
  • 500-count pack: Supplies a larger quantity for ongoing fastening work.

Choose these 5/16 in. ID USS flat washers when a zinc-plated carbon steel washer is needed to distribute fastener load, provide spacing, and support vibration-resistant connections.

Country of Origin: China
Material: Steel
Product Depth: 3.7"
Product Height: 3.4"
Product Type: Flat Washers
Product Width: 3.5"
Quantity Included: 1
Shipping Weight: 4.165 lbs
Manufacturer Part Number: FWT14
Diameter: 0.749 - 0.727
Inner Diameter: 0.327 - 0.307
Size: 1/4
Thickness: .080 - .051
Unit of Measurement: Inch (Imperial)
Brand: L.H.Dottie
Description: 1/4" USS Flat Washer (Tuff Pack)
Finish: Zinc
Manufacturers Part Number: FWT14
Package Quantity: 500
Certifications: ASME B18.21.1-2009
Width: 3.70 in
Height: 3.40 in
Depth: 3.50 in