Northrop Grumman Approved Special Processors Listings - Supplier Report
Valence Seattle: 90051536 - Independent Processor - NADCAP Approved
8135 1st Avenue South
Seattle, WA 98108 United States
Phone: (206) 762-5855    Fax: (206) 763-1641
Selected sector: AS

Specification ProcessDescription Category SpecLimits
2ZZP00001 Finish Specification for F-35 Weapon System. Note* Approval for this specification is required in conjunction with MIL-PRF-8625 for appropriate anodize seal requirements Limits: This spec shall be used in conjunction with MIL-PRF-8625 for appropriate anodize and sealing types
ACS-PRS-1053 Process Specification for Etching Prior to Penetrant Inspection Chemical Processing Limits: Limited to Aluminum and Titanium processing only
ACS-PRS-2204 Cleaning and surface preparation of titanium and titanium alloys Chemical Processing Limits: Limited to Type I; Grit Blasting and Acid Etching only
ACS-PRS-7005 Penetrant Inspection Non-Destructive Testing Limits: Limitation: Not Approved for Appendix B
AMS 2430 Shot Peening, Automatic Miscellaneous Limits: None
AMS 2700 Passivation Treatments for Corrosion-Resistant Steel Chemical Processing Limits: Method 1, Type 2 & 6 only
ASTM B600 Descaling & Cleaning Titanium and Titanium Alloy Surfaces Chemical Processing Limits: None
ASTM E1417 Standard Practice for Liquid Penetrant Testing Non-Destructive Testing Limits: None
GP 17 G Procedure, Etching prior to Penetrant Inspection Chemical Processing Limits: Limited to Aluminum Only
GSS 4306 Integral Fuel Tank Coating (MILC27725) Application of Chemical Processing Limits: Air-cure only
GSS 4310 Application of Primer Coating, Epoxy Polyamide Chemical Processing Limits: Air-cure only
GSS 7021 Acid Cleaning of Ferrous Alloys Chemical Processing Limits: None
GT 23 A Fluorescent Penetrant Inspection Non-Destructive Testing Limits: None
LMA-PC201 Fluorescent Penetrant Inspection of Metallic Parts & Materials Non-Destructive Testing Limits: Includes fracture critical hardware. Facility qualification was conducted 11/19-20/2024. Based on the requirements called out in LMA-PC201, Appendix A. The following personnel successfully completed qualification demonstration: Kirk Davis..stamp # 4 Steven Penne…stamp # P28, Vany Nann..stamp # P24 This task was accomplished using procedure PI-26, Revision 12/30/2021, and PI-26M Lockheed Addendum, Revision 1/27/2022. .Expires 11/2027.Next Requalification: 11/19/2027
LMA-PG001 Etch/Cleaning Prior to Penetrant Inspection Chemical Processing Limits: Titanium only per RCI #916938
LMA-PH016 Conversion Coating of Titanium Alloys Chemical Processing Limits: None
LMA-PJ264 Application and Control of Organic Finishes Chemical Processing 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: Not approved for Type I; 5% sodium or potassium dichromate seal is required when Mil-PRF-8625, Type II anodize is called out on C-2, E-2C/D, EA-6B, EA-18G or E-8 (Jstars) engineering drawings