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Stainless steel bodies are 303 material.
Steel bodies are 12L14 material.
Balls are 440 stainless.
Steel bodies are zinc plated.
To prevent possible spring damage, use of a Northwestern Wrench is recommended when installing from plunger end.
End pressures are given in Newtons.
Click here for our special plunger quotation request form.
** Plain Ends- Light Pressures, Green Ends- Medium Pressures, Yellow Ends- Heavy Pressures