F. Sealed Splice Configurations for Shielded Wire and Cable - Two Shielded Wires to Two Shielded
Wires - Mechanical Ferrules, Tape, Ties
For the conditions that are applicable for:
• The repair of a wire or a cable with a splice, refer to Subject 20-10-13
• The selection of the correct sealed splice configuration, refer to Paragraph 1.C.
Refer to Figure 157.
(1) Make a selection of a Temperature Grade B shield sleeve material from Table 57.
Make sure that the shield sleeve material has the smallest diameter that can go on the folded
back shields of the two wires.
NOTE: For alternative shield sleeve materials, refer to Subject 20-00-11.
(2) Make a selection of two sets of Temperature Grade B or higher inner ferrules and outer ferrules.
Refer to:
• Figure 7 for the ferrule size
• Table 34 for the Temperature Grade
• Table 35 for the ferrule part numbers.
Make sure that:
• The inner ferrule is the smallest ferrule that can move freely on the two outer jackets
• The outer ferrule is the smallest ferrule that can move freely on the shields, the shield
sleeve material, and the inner ferrule.
(3) Make a selection of a ferrule crimp tool from Table 47.
CONFIGURATION OF THE SPLICE ASSEMBLY
Figure 157
ASSEMBLY OF SPLICES
707, 727-787
STANDARD WIRING PRACTICES MANUAL
20-30-12
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ECCN 9E991 BOEING PROPRIETARY - See title page for details