Boeing 707 - Installation of Aluminum Terminals

B. Installation of Aluminum Terminals
Refer to Subject 20-20-14 for the installation of an aluminum terminal on a BACC13AU, BACC13AW or
a BACC13AY Current Return Network cable.
CAUTION
DO NOT USE ANODIZED WASHERS, DYED WASHERS, OR STEEL WASHERS
ON THE STUD OR FASTENER BETWEEN THE WIRE TERMINAL AND THE
EQUIPMENT SURFACE OR THE TERMINAL BOARD. UNSATISFACTORY
PERFORMANCE OF THE ELECTRICAL CONNECTION OCCURS.
Table 6
WASHERS FOR ALUMINUM TERMINALS
Wire Size
(AWG)
Stud Size
Washer
Standard or Specification Supplier
8
1/4
BACW10P-70 Boeing
MS25440-4 QPL
3/8
BACW10P-12 Boeing
MS25440-6 QPL
5/16
BACW10P-14 Boeing
MS25440-5 QPL
6
1/4
BACW10P-70 Boeing
MS25440-4 QPL
3/8
BACW10P-12 Boeing
MS25440-6 QPL
5/16
BACW10P-14 Boeing
MS25440-5 QPL
4
1/4
BACW10P-70 Boeing
MS25440-4 QPL
3/8
BACW10P-12 Boeing
MS25440-6 QPL
5/16
BACW10P-14 Boeing
MS25440-5 QPL
2
1/2
BACW10P-14 Boeing
MS25440-8 QPL
1/4
BACW10P-70 Boeing
MS25440-4A QPL
3/8
BACW10P-12 Boeing
MS25440-6 QPL
5/16
BACW10P-14 Boeing
MS25440-5 QPL
ELECTRICAL CONNECTION OF EQUIPMENT AND INSTALLATION OF TERMINAL LUGS
707, 727-787
STANDARD WIRING PRACTICES MANUAL
20-30-00
Page 14
Oct 15/2017D6-54446
ECCN 9E991 BOEING PROPRIETARY - See title page for details