Northrop Grumman Approved Special Processors Listings - Supplier Report
West Valley Plating: 90127518 - Independent Processor - NADCAP Approved
21061 Superior Street
Chatsworth, CA 91311 United States
Phone: 818-709-1684    Fax:
Selected sector: AS

Specification ProcessDescription Category SpecLimits
ACS-PRS-1053 Process Specification for Etching Prior to Penetrant Inspection Chemical Processing Limits: Alternate titanium etch solution approved by RCI 662234
ACS-PRS-2204 Cleaning and surface preparation of titanium and titanium alloys Chemical Processing Limits: This specification, ACS-PRS-2204 was originally withheld pending submission and approval of their internal procedure WI-522 and tied to RCI 662234, that was written against ACS-PRS-1053 to approve use of an alternate etch solution for titanium parts. Both documents have now been approved by NGC M&P.
ACS-PRS-7005 Penetrant Inspection Non-Destructive Testing Limits: Refer to ASPL for approved NDT procedure and/or technique approval
ACS-PRS-7010 Magnetic Particle Inspection Non-Destructive Testing Limits: Refer to ASPL for approved NDT procedure and/or technique approval
AMS 2700 Passivation Treatments for Corrosion-Resistant Steel Chemical Processing Limits: Type 2, 6
AMS-QQ-P-416 Plating, Cadmium (Electrodeposited). Chemical Processing Limits: None
ASTM A967 Chemical Passivation Treatments for Stainless Steel Parts Chemical Processing Limits: None
ASTM B117 Standard Practice for Operating Salt Spray (Fog) Apparatus Miscellaneous Limits: Approved for in-house testing only
ASTM E1417 Standard Practice for Liquid Penetrant Testing Non-Destructive Testing Limits: None
ASTM E1444 Standard Practice for Magnetic Particle Testing Non-Destructive Testing Limits: None
MIL-DTL-5541 Chemical Conversion Coatings for Aluminum and Aluminum Alloy Chemical Processing Limits: Limited to Type 1 only
MIL-PRF-8625 Anodic Coatings For Aluminum and Aluminum Alloys Chemical Processing Limits: 5% sodium dichromate seal is required when Mil-PRF-8625 anodize is called out on E2, F35 engineering drawings.