7103048 Check Valve Spring, CAT

The 7103048 is a genuine OEM replacement bypass spring found in select CAT series pumps mounted to pressure washers produced by FNA Group. 

This 7103048 is constructed of 304 stainless steel, and replaces a spring inside the unloader integrated on multiple CAT series pumps.

7103048 bypass spring is used on the following CAT series pumps and unloaders:

• 2DX
• 2SF
• 4SF
• 4PPX
• 7500S
• 7600S