Anodizing: MIL-A-8625
- Type II, Class 1, 2
- Colors: Black
- “Matte Finish”
- “Optical Matte Black Finish”
Chromate Conversion Coating: MIL-DTL-5541
- Type I, Class 1A, 3
- Type II (RoHS), Class 1A, 3
Passivation: AMS-2700E (Formerly QQ-P-35)
- Type 1,2,3, and 6
- ASTM A380
- ASTM A967, Nitric 1,2
Iron Phosphate Conversion Coating: TT-C-490
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