crimping, interconnecting cables, harnesses, and wiring - NASA

Page 13 of 114
NASA-STD-8739.4 with Change 6
Figure 9-1. Starting Stitch ............................................................................................................ 41
Figure 9-2. Spot Tie (Typical) ..................................................................................................... 41
Figure 9-3. Closing Stitch and Single Tape--Illustration ............................................................. 42
Figure 9-4. Alternate Closing Stitch and Single Tape—Illustration ............................................ 42
Figure 9-5. Running Lockstitch ................................................................................................... 42
Figure 9-6. Flat Lacing Stitches ................................................................................................... 43
Figure 9-7. Securing Fabric Braid Sleeving ................................................................................ 44
Figure 9-8. Starting Lock ............................................................................................................. 45
Figure 9-9. Forming Ending Pigtail ............................................................................................. 45
Figure 9-10. Braiding at a Breakout or Y Intersection ................................................................ 45
Figure 9-11. Spiral Wrap Sleeving .............................................................................................. 46
Figure 9-12. Plastic Strap Orientation ......................................................................................... 47
Figure 9-13. Illustration of Shrink Sleeve Installation (Typical) ................................................. 49
Figure 9-14. Installation of Long Lengths of Sleeving to Achieve Controlled Dimensions ....... 50
Figure 9-15. Sleeving Installation (Typical) ................................................................................ 51
Figure 11-1. Terminating Overall Shield in RFI Adapter (Typical) ............................................ 55
Figure 11-2. Individual Shield Termination Using a Heat Shrinkable Solder Sleeve ................. 55
Figure 11-3. Individual Shield Termination Using a Two-Piece Crimp Ring ............................. 56
Figure 11-4. Group Grounding of Staggered Shields .................................................................. 57
Figure 11-5. Group-Grounding of Individual Shield Terminations............................................. 58
Figure 11-6. Large Compression Ring Grounding (Typical Applications) ................................. 58
Figure 11-7. Floating Shield Termination ................................................................................... 60
Figure 11-8. Conductor Exposure for Individual Shield Termination Types .............................. 61
Figure 12-1. Crimp Joint Tensile Failure Categories ................................................................... 64
Figure 13-1. Typical Push Test Tool ........................................................................................... 70
Figure 13-2. Application of Retention Tool for Gripping Wire (Typical) .................................. 70
Figure 15-1. Visual Examination Inside the Socket Contact for Flux Residue ........................... 74
Figure 19-1. Pre-Tinned Conductors ........................................................................................... 82
Figure 19-2. Soldered Conductors ............................................................................................... 82
Figure 19-3. Sleeving over Soldered Connection ....................................................................... 82
Figure 19-4. Double Sleeving over Soldered Connection ........................................................... 82
Figure 19-5. Pre-Tinned Conductors ........................................................................................... 82
Figure 19-6. Lashing of Pre-Tinned Conductors ........................................................................ 82
Figure 19-7. Soldered Connection ............................................................................................... 82
Figure 19-8. Pre-Lash End Type Splice ....................................................................................... 83
Figure 19-9. Lash End Type Splice ............................................................................................. 83
Figure 19-10. Soldered Lash Splice ............................................................................................. 83
Figure 19-11. Sleeved Lash Splice .............................................................................................. 83
Figure 19-12. Solder Sleeve Prior to Flow .................................................................................. 83
Figure 19-13. Fully Melted Solder Sleeve ................................................................................... 83
Figure 19-14. Western Union/Lineman Splice ............................................................................ 84
Figure 19-15. Initial Wrap for Western Union/Lineman Splice ................................................. 84
Figure 19-16. Completed Wrap for Western Union/Lineman Splice ......................................... 84
Figure 19-17. Soldered Western Union/Lineman Splice ............................................................. 84
Figure 19-18. Solder Ferrule ........................................................................................................ 85
Figure 19-19. Solder Ferrule ........................................................................................................ 85