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Standard Flat Washers Manufacturer & Suppliers in Ghana & Africa

7 Eleven Baseline Bolts is a standard flat washers manufacturer and suppliers in Ghana, providing high-quality standard flat washers for construction, structural steel, engineering, machinery, automotive, and industrial applications across Ghana and Africa.
How we deliver:
  • Understanding your needs
  • Quoting with care
  • Exclusive Preparation Method
  • Production
  • Pack & Deliver, Your Way

Washers provide a smooth, stable bearing surface and are typically used beneath the head of a bolt or nut to distribute load and protect the joint surface. These washers are unhardened and intended for general-purpose use. Flat washers are manufactured in accordance with ASTM F844 specifications.

Stock

Diameters: 1/2″ – 3″

Origin: Domestic

Finish: Plain and hot-dip galvanized

Dimensions

 
Click table to show drawing
Bolt SizeABCWeight (lbs.) Per 100 PiecesPart numbers
Inside DiameterOutside DiameterThicknessDomesticImport
PlainGalvanizedPlainGalvanized
1⁄29⁄1613⁄80.109416408164091979419795
5⁄811⁄1613⁄40.134816410164111979619797
3⁄413⁄1620.1481116412164131979819799
7⁄815⁄1621⁄40.1651516414164151980019801
111⁄1621⁄20.1651916416164171980219803
11⁄811⁄423⁄40.1652216418164191980419805
11⁄413⁄830.1652616420164211980619807
13⁄811⁄231⁄40.1803316422164231980819809
11⁄215⁄831⁄20.1803816424164251981019811
15⁄813⁄433⁄40.180431642616427––
13⁄417⁄840.1805016428164291981219813
17⁄8241⁄40.180571643016431––
221⁄841⁄20.1806316432164331981419815
21⁄423⁄843⁄40.22083––1643416435
21⁄225⁄850.23896––1643616437
23⁄427⁄851⁄40.259110––1667016671
331⁄851⁄20.284130––1643816439

Dimensions per ASME B18.21.1