NHB 5300.4(3A-1), REQUIREMENTS FOR SOLDERED ELECTRICAL CONNECTIONS (DEC 1976)

NHB 5300.4(3A-1), REQUIREMENTS FOR SOLDERED ELECTRICAL CONNECTIONS (DEC 1976)., In order to maintain the high standards of the NASA soldering programs, this publication: Prescribes NASA's requirements for hand and machine soldering for reliable electrical connections. Describes and incorporates basic considerations necessary to ensure reliable soldered connections. Appendix C provides design guidelines to avoid solder cracking and solder-copper separation problems. Establishes the supplier's responsibility to train and certify personnel. Provides for supplier documentation of those fabrication and inspection procedures to be used for NASA work, including supplier innovations and changes in technology. Provides expanded and improved visual workmanship standards in Appendix B.