Northrop Grumman Approved Special Processors Listings - Supplier Report
Wolkerstorfer Co., Inc.: 90053884 - Independent Processor - NADCAP Approved
348 1st Street SW
New Brighton, MN 55112 United States
Phone: (651) 636-0720    Fax: (651) 636-3308
Selected sector: AS

Specification Process Description Category Limits
AMS 2700 Passivation Treatments for Corrosion-Resistant Steel Chemical Processing Limits: Method 1, Type 2, 6, 7, 8 & Method 2 only
AS5272 Lubricant, Solid Film, Heat Cured, Corrosion Inhibiting Procurement Specification. Superseding MIL-PRF-46010 for Types I & II only Chemical Processing Limits: None
ASTM B117 Standard Practice for Operating Salt Spray (Fog) Apparatus Non-Destructive Testing Limits: Limited to In-House Testing Only
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 4310 Application of Primer Coating, Epoxy Polyamide Chemical Processing Limits: Air Drying only
GT 23 A Fluorescent Penetrant Inspection Non-Destructive Testing Limits: None
MIL-DTL-5541 Chemical Conversion Coatings for Aluminum and Aluminum Alloy Chemical Processing Limits: None