Northrop Grumman Approved Special Processors Listings - Supplier Report
Valco Manufacturing Company: 90053657 - Manufacturer - NADCAP Approved
925 Boren Road
Duncan, OK 73533 United States
Phone: (580) 255-4300    Fax: (580) 470-2033
Selected sector: AS

Specification Process Description Category Limits
AMS 2770 Heat Treatment of Wrought Aluminum Alloy Parts Heat Treat Limits: None
C-22 Cleaning After Forming Aluminum Chemical Processing Limits: Based on acceptance of in-house cleaning procedure VPM-024 as a substitute for the materials/procedures per RCI 137307
C-23 Cleaning Prior to Heat Treatment Aluminum Chemical Processing Limits: Based on acceptance of in-house cleaning procedure VPM-024 as a substitute for the materials/procedures per RCI 137180
GSS 22650 Adhesive Bonding of Metallic and Non-Metallic, General Purpose Composites Limits: Limited to Group C Adhesives only
GSS 5300 Forming and Straightening of Aluminum Alloys Miscellaneous Limits: Forming or straightening at ambient temperature in the “O” or “W” condition only
HT- 1 Heat Treatment of Aluminum Alloys Heat Treat Limits: None
QC-14 Thermal Equipment Control for the Processing and Storage of Materials Miscellaneous Limits: None