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topic 10324

Military Specification QQ-N-290 class 1 for screw


Please let me know the requirement of Military Specification SAE-AMS-QQ-N-290 [link by ed. to spec at TechStreet] Class 1 for screw.


- China, Hong Kong


A. Hello Henry!

To get a copy of any US military or federal specification, such as QQ-N-290, go to: and type the appropriate number in the document ID box.

Good luck!

lee gearhart
Lee Gearhart

Ed. note 5/23/13: Make that


A. QQ-N-290 is the US Federal Specification for electrodeposited nickel. Class 1 is for corrosion protection but you will need to read the entire specification to understand the requirements.

Neil Bell
Red Sky Plating

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