Shopping Cart

Your cart is empty.

Your cart is empty.

Aluminum Spacer 1/2' OD x 5/16' ID x Choose Your Length, Round Spacer Unthreaded Standoff Bushing Plain Finish, Fits Screws Bolts 5/16' or M8 by Metal Spacers Online (1-1/4' Length, 10 Pack)

Free shipping on orders over $29.99

$14.35

$ 6 .99 $6.99

In Stock

1.:10


2.Size:1 Length


  • Outside diameter: 1/2"/12.7mm
  • Inside diameter: 5/16"/8.1mm (fits 5/16" or M8 bolts)
  • Length: Varies-Choose Length
  • Shape: Round
  • Material Type: T-6061 Aluminum with tumbled aluminum finish
  • Material: All of our unthreaded aluminum spacers and standoffs are made from quality aluminum alloy, which provides excellent strength, durability, and corrosion resistance. Heat Dissipation: Aluminum Spacers/bushings have good thermal conductivity, allowing it to efficiently dissipate heat from electronic components.
  • Metal Spacers Online provides a number of aluminum spacer sizes and materials for home improvement, DIY, automotive, industrial and manufacturing applications. You are sure to find the metal spacer that you need from our Amazon Store.
  • Many Available Sizes: Our aluminum spacers come in various diameters and lengths to accommodate different application requirements, please select the correct option from the menu that will meet your requirements.
  • Other Metal Spacer Options: This aluminum spacer may also be available with a black anodized finish or in high quality mild steel material, please check our Amazon Store for other options.



Product Description

Product Information

AL-50-31

Specifications

  • Outside Diameter Inch/mm: 1/2"/12.7mm
  • Inside diameter: 5/16"/8.1mm
  • Length Inch/mm: Varies
  • Wall Thickness Inch/mm: 3/32"/2.3mm
  • Fits Metric Bolt M8
  • Fits Imperial Bolt 5/16"
  • Tolerance OD/ID Inch/mm +/-.005", +/-.15mm
  • Tolerance Length Inch/mm +/-.007", +/-.2mm
Aluminum Spacer 1/2" OD X 5/16" ID

This Diagram shows the measuring system we use on our products.

We use the same system on all spacers store wide.

Please be sure to select the correct length you are looking for.


Mike
2025-08-06 16:18:57
I bought these to attach fiberglass rods together. The dimensions are perfect and finish is very good. They are perfect for my need.
Greg Nemeth
2025-06-14 12:24:50
Bearings are exactly as described and fit what I need perfectly. Had a small hiccup with shipping and seller helped the whole time. Great customer support.
Thomas Rowe
2025-06-11 19:15:59
Exactly as advertised. No surprises. Good spacers!
Customer
2025-05-03 14:10:10
Great
DJ
2025-04-20 17:23:51
Used them to fabricate adaptor bushings for shock absorbers I installed on my SxS.
dave miller
2025-03-12 16:57:56
Excellent fit. Just what I was looking for. Received my product the day after I ordered it.
Apopleo
2025-02-27 15:20:03
Perfect standoffs for a variety of jobs - highly recommend.
PT
2025-01-05 16:12:07
Exact fit! Thanks.
Pierre Germain
2025-01-03 10:58:22
Good quality very satisfied
Recommended Products