Downloaded from https://www.everyspec.com ADS-39A (HDBK) APPENDIX A - Definitions Source Approval - Source Approval is the process used by ATCOM Engineering to determine if a candidate alternate source has the capability to provide a specific assembly or component. The requirements for Source Approval are specified in the Competition Advocates Shopping List (CASL) Instructions, and in this ADS. The Source Approval requirements must be met before Engineering Testing can begin. CASL instructions may be obtained by contacting the ATCOM Source Development Officer at (314)263-3999.
Engineering Test - Engineering Test is the process used by ATCOM Engineering to accomplish inspections and tests of assemblies and components provided by candidate alternate sources. These inspections and tests are used to substantiate that the assemblies or components meet minimum acceptable levels of function, durability, and service life. No candidate alternate source will be considered approved to bid on Army contracts for a specific assembly or component until they successfully complete the Engineering Testing required for that assembly or component. the requirements for Engineering Test are specified in this ADS.
Alternate Source - An alternate source is any source of drive system spare assemblies or components other than the prime or any source listed on a Source Control Drawing. A Candidate Alternate Source refers to the alternate source before they have successfully met the requirements of this ADS and of the CASL instructions. The alternate source may or may not be the actual manufacturer of the assembly or component. Alternate sources are responsible for insuring all requirements of this ADS have been met by all manufacturing sources and their subcontractors of the assembly or component they are providing to the Army. 13