Contractor Approval List and Processes
K&L Plating partners with some of the largest and most respected contractors in the aerospace and defense industries, including Lockheed Martin and Northrop Grumman.
We are committed to quality metal plating and finishing services and professionalism in every project we do. We welcome the opportunity to become an approved metal finishing supplier for your products. You can contact us here.
Below is a sample list of our current approvals.
Approved Processes:
- Zinc plating, ASTM B633 (all types)
- Zinc phosphate, TT-C-490
- Electroless nickel, AMS-C-26074
- Chromate conversion, MIL-DTL-5541
Northrop Grumman Special Processor Listing »
Approved Processes:
- Chromate Conversion, MIL-DTL-5541
Approved Processes:
- Zinc phosphate, TT-C-490
- Zinc phosphate, MIL-DTL-16232
- Chromate conversion, MIL-DTL-5541
Approved Processes:
- Zinc phosphate, TT-C-490
- Zinc phosphate, MIL-DTL-16232
- Chromate conversion, MIL-DTL-5541
Approved Processes:
- Zinc plating, ASTM B633
