Product Assurance (superseded)

The following standards can be downloaded in PDF or MS Word format.

The European Space Agency hereby disclaims any liability for use of these electronic documents and assumes no responsibility for any error or omission therein. See the License agreement – Disclaimer for more information.


  1. ECSS-Q-00A – Policy and Principles (19 April 1996)
  2. ECSS-Q-20-04A – Critical-item control (31 March 2005)
  3. ECSS-Q-20-07A Quality assurance for test centres (31July2002)
  4. ECSS-Q-20-09A – Nonconformance control sytsem (14 October 1997)
  5. ECSS-Q-20-09B – Nonconformance control system (8 March 2002)
  6. ECSS-Q-20A – Quality assurance (19 April 1996)
  7. ECSS-Q-20B – Quality assurance (8 March 2002)
  8. ECSS-Q-30-01A – Worst case circuit performance analysys (31 March 2005)
  9. ECSS-Q-30-02A Failure modes, effect and criticality analysis (FMECA) (7 September 2001)
  10. ECSS-Q-30-08A – Components reliability data sources and their use (16 January 2006)
  11. ECSS-Q-30-09A – Availability analysis (7 December 2005)
  12. ECSS-Q-30-11A – Derating – EEE components (24 April 2006)
  13. ECSS-Q-30A – Dependability (19 April 1996)
  14. ECSS-Q-30B -Dependability (8 March 2002)
  15. ECSS-Q-40-02A – Hazard analysis (14 February 2003)
  16. ECSS-Q-40-04A Part 1 – Sneak analysis – Part 1 Method and procedure (14 October 1997)
  17. ECSS-Q-40-04A Part 2 Sneak analysis – Part 2 Clue list (14 October 1997)
  18. ECSS-Q-40-12A Fault tree analysis (14 October 1997)
  19. ECSS-Q-40A – Safety (19 April 1996)
  20. ECSS-Q-40B Safety (17 May 2002)
  21. ECSS-Q-60-01A – European preferred parts list (EPPL) and its management (4 October 1999)
  22. ECSS-Q-60-02A – ASIC and FPGA development (17 July 2007)
  23. ECSS-Q-60-05A: Generic procurement requirements for hybrid microcircuits (7 April 2006)
  24. ECSS-Q-60-11A – Derating and end-of-life parameter drifts — EEE components (7 September 2004)
  25. ECSS-Q-60-12A: Space product assurance – Design, selection, procurement and use of die form monolithic microwave integrated circuits (MMICs) – (25 August 2006)
  26. ECSS-Q-60A – Electrical, Electronic and Electromechanical (EEE) Components (19 April 1996)
  27. ECSS-Q-60B: Electrical, electronic and electromechanical (EEE) components (17 July 2007)
  28. ECSS-Q-70-01A – Cleanliness and contamination control (11 December 2002)
  29. ECSS-Q-70-02A – Thermal vacuum outgassing test for the screening of space materials (26 May 2000)
  30. ECSS-Q-70-03A – Black-anodizing of metals with inorganic dyes (7 April 2006)
  31. ECSS-Q-70-04A – Thermal cycling test for the screening of space materials and processes (4 October 1999)
  32. ECSS-Q-70-05A: Detection of organic contamination of surfaces by infrared spectroscopy (31 August 2005)
  33. ECSS-Q-70-07A Verification and approval of automatic machine wave soldering (20 January 1998)
  34. ECSS-Q-70-08A The manual soldering of high-reliability electrical connections (06 August 1999)
  35. ECSS-Q-70-09A – Space product assurance – Measurements of thermo-optical properties of thermal control materials (29 August 2003)
  36. ECSS-Q-70-10A – Qualification of printed circuit boards (23 November 2001)
  37. ECSS-Q-70-11A – Procurement of printed circuit boards (23 November 2001)
  38. ECSS-Q-70-13A – Measurement of the peel and pull-off strength of coatings and finishes using pressure-sensitive tapes (4 October 1999)
  39. ECSS-Q-70-18A – Preparation, assembly and mounting of RF coaxial cables (31 August 2001)
  40. ECSS-Q-70-20A Determination of the susceptibility of silver-plated copper wire and cable to “red-plague” corrosion (19 December 2000)
  41. ECSS-Q-70-21A – Flammability testing for the screening of space materials (4 October 1999)
  42. ECSS-Q-70-22A – The control of limited shelf-life materials (21 January 2000)
  43. ECSS-Q-70-25A – The application of the black coating Aeroglaze Z306 (30 July 1999)
  44. ECSS-Q-70-26A – Crimping of high-reliability electrical connections (13 February 2001)
  45. ECSS-Q-70-28A – Repair and modification of printed circuit board assemblies for space use (21 June 2002)
  46. ECSS-Q-70-29A – The determination of off-gassing products from materials and assembled articles to be used in a manned space vehicle crew compartment (30 July 1999)
  47. ECSS-Q-70-30A – Wire-wrapping of high-reliability electrical connections (4 October 1999)
  48. ECSS-Q-70-33A – The application of the thermal control paint PYROLAC PSG 120FD (30 July 1999)
  49. ECSS-Q-70-34A – The application of the black electrically conductive coating Aeroglaze H322 (30 July 1999)
  50. ECSS-Q-70-35A – The application of the black electrically conductive coating Aeroglaze L300 (30 July 1999)
  51. ECSS-Q-70-36A – Material selection for controlling stress-corrosion cracking (20 January 1998)
  52. ECSS-Q-70-37A – Determination of the susceptibility of metals to stress-corrosion cracking (20 January 1998)
  53. ECSS-Q-70-38A – High-reliability soldering for surface-mount and mixed technology (26 October 2007)
  54. ECSS-Q-70-38A Rev.1 – High-reliability soldering for surface-mount and mixed technology (5 December 2007)
  55. ECSS-Q-70-45A – Standard methods for mechanical testing of metallic materials (29 August 2003)
  56. ECSS-Q-70-46A – Space product assurance – Requirements for manufacturing and procurement of threaded fasteners (13 February 2004)
  57. ECSS-Q-70-71A – Space product assurance – Data for selection of space materials and processes (27 February 2004)
  58. ECSS-Q-70-71A Rev.1 – Space product assurance – Data for selection of space materials and processes (18 June 2004)
  59. ECSS-Q-70A – Materials, Mechanical Parts & Processes (19 April 1996)
  60. ECSS-Q-70B – Materials, mechanical parts and processes (14 December 2004)
  61. ECSS-Q-80A – Software product assurance (19 April 1996)
  62. ECSS-Q-80B – Software product assurance (10 October 2003)
  63. ECSS-Q-ST-10-09C – Nonconformance control system (31 July 2008)
  64. ECSS-Q-ST-10C – Product assurance management (15 November 2008)
  65. ECSS-Q-ST-20C – Quality assurance (15 November 2008)
  66. ECSS-Q-ST-20C Rev.1 – Quality assurance (1 March 2013)
  67. ECSS-Q-ST-30-11C – Derating – EEE components (31 July 2008)
  68. ECSS-Q-ST-30-11C Rev.1 – Derating – EEE components (4 October 2011)
  69. ECSS-Q-ST-30C – Dependability (6 March 2009)
  70. ECSS-Q-ST-40C – Safety (6 March 2009)
  71. ECSS-Q-ST-60-02C – ASIC and FPGA development (31 July 2008)
  72. ECSS-Q-ST-60-05C – Generic requirements for hybrids (31 July 2008)
  73. ECSS-Q-ST-60-13C – Commercial electrical, electronic and electromechanical (EEE) components (21 October 2013)
  74. ECSS-Q-ST-60-14C – Relifing procedure – EEE components (15 November 2008)
  75. ECSS-Q-ST-60-14C Rev.1 – Relifing procedure – EEE components (1 August 2019)
  76. ECSS-Q-ST-60C – Electrical, electronic and electromechanical (EEE) components (31 July 2008)
  77. ECSS-Q-ST-60C Rev.1 – Electrical, electronic and electromechanical (EEE) components (6 March 2009)
  78. ECSS-Q-ST-60C Rev.2 – Electrical, electronic and electromechanical (EEE) components (21 October 2013)
  79. ECSS-Q-ST-70-05C – Detection of organic contamination surfaces by IR spectroscopy (6 March 2009)
  80. ECSS-Q-ST-70-07C – Verification and approval of automatic machine wave soldering (16 April 2010)
  81. ECSS-Q-ST-70-08C – Manual soldering of high-reliability electrical connections (6 March 2009)
  82. ECSS-Q-ST-70-10C – Qualification of printed circuit boards (15 November 2008)
  83. ECSS-Q-ST-70-11C – Procurement of printed circuit boards (15 November 2008)
  84. ECSS-Q-ST-70-13C – Measurement of the peel and pull-off strength of coatings and finishes using pressure-sensitive tapes (15 November 2008)
  85. ECSS-Q-ST-70-26C – Crimping of high-reliability electrical connections (31 July 2008)
  86. ECSS-Q-ST-70-31C – Application of paints on space hardware (15 November 2008)
  87. ECSS-Q-ST-70-38C – High-reliability soldering for surface mount and mixed technology (31 July 2008)
  88. ECSS-Q-ST-70-38C Rev.1 – High-reliability soldering for surface-mount and mixed technology (15 September 2017)
  89. ECSS-Q-ST-70-38C Rev.1 Corrigendum1 – High-reliability soldering for surface-mount and mixed technology (12 September 2018)
  90. ECSS-Q-ST-70-46C – Requirements for manufacturing and procurement of threaded fasteners (31 July 2008)
  91. ECSS-Q-ST-70-60C – Qualification and procurement of printed circuit boards (1 June 2018)
  92. ECSS-Q-ST-70-71C – Materials, processes and their data selection (15 October 2014)
  93. ECSS-Q-ST-70C – Materials, mechanical parts and processes (6 March 2009)
  94. ECSS-Q-ST-70C Rev.1 – Materials, mechanical parts and processes (15 October 2014)
  95. ECSS-Q-ST-80C – Software product assurance (6 March 2009)