3/8" Chromoly Steel Black Oxide Hardened Ground Washer

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MPN: PCE321.1005 UPC: 840136542537
Available Extended Warranty Eligible
US $0.72 US $1.20
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Available: 1880


PCE flat washers are machined from tough 4130 chromoly steel, heat-treated to proper hardness, and parallel-ground so that stress loads are more evenly distributed and torque readings are more accurate. They can also be used on main bearing caps, rocker arm stands, and other engine components and can be used over and over again.


Brand: PCE
Part Number:PCE321.1005
Part Type:Washers
Washer Inside Diameter (in):0.375 in.
Washer Inside Diameter (mm):9.525 mm
Washer Thickness (in):0.120 in.
Washer Thickness (mm):3.048 mm
Washer Material:Chromoly
Washer Finish:Black oxide
Inside Diameter Chamfer:Yes
Quantity:Sold individually.

Brand Information

In 1979, the company was founded with Pete's Performance, which was a small speed workshop. It began by building engines for customers as a hobby, and it has now grown to include selling, assembling, manufacturing and racing high performance engine parts. Over the years, the company has grown into a worldwide high performance powerhouse. Growing from a one-man bricks-and-mortar business; to now a supply chain in which entails more than 400+ people all across the world. Today, Pete's Performance has evolved into the internationally known Speedmaster: which has distribution centres and offices is Sydney, Los Angeles and Shanghai.


Founded in Sydney Australia with one CNC Machine increasing to sixty 5-Axis CNC machines before being acquired in 2013. The Company's main focus has always been "Speed to Market", launching 1,200+ new products each year. Needing just one month to develop a new product and get it on to the shelf, compared to the six-month industry average. PCE has a policy of zero advertising, preferring to invest a percentage of revenues in new product development. These products being white-labeled to most of the biggest brands in the business.

Prop 65 Warning

This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

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