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| TB 9-2320-280-35-13
Section XXVII. LOUDSPEAKER MOUNT INSTALLATION
27-1. Locate, mark, and drill one 0.391-in. diameter hole (1) in B-beam (3).
27-2. Using speaker mounting bracket (7) as template, locate, mark, and drill second 0.391-in. diameter
hole (2) in B-beam.
27-3. Install two inserts (8) in holes (1) and (2) in B-beam (3).
27-4. Install loudspeaker mounting bracket (7) on B-beam (3) with two capscrews (4), lockwashers (5),
and washers (6).
27-5. Install loudspeaker (11) on loudspeaker bracket (7) with existing lockwasher (10) and wing nut (9).
1
2
1.00
33.50
~
3
7
6
5
4
8
~
10
9
3
7
11
4.
CAPSCREW B1821BH025C088N QTY. 2
5.
LOCKWASHER MS35338-44 QTY. 2
6.
WASHER MS27183-10 QTY. 2
8.
INSERT 12446871-2 QTY. 2
11.
SPEAKER 10181-5180-01 QTY.1
Figure 5-103.
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