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| MIL-C-52437C
TABLE II. Trailer specification. (Cont'd)
VMRS No.
Feature/Requirements
TABULATION B. Electric foundation brake minimums,
both sizes and quantities (2 per axle).
Trailer VIN Plate
Min. Drum Size,
Min. Drum Size,
Min. Drum Size.
max. GVWR
7-1/4 in, dia.
10-in. dia.
12in. dia.
Up to 200 lb.
Min. 2 ea. size
Opt. 2 ea. size
Opt. 2 ea. size
7-1/4 x 1-1/4-in.
10 x 2-in.
12 x 2-in.
Up to 5000 lb.
Min. 6 ea. size
Min. 4 ea. size
Opt. 2 ea. size
7-1/4 x 1-1/4-in.
10 x 2-in.
12 x 2-in.
Min. 4 ea. size
10 x 2-1/4-in.
7-1/4 x 1-1/2-in.
Up to 7000 lb.
Min. 6 ea. size
Min. 4 ea. size
Min. 4 ea. size
7-1/4 x 1-1/4-in.
10 x 2-in.
12 x 2-in.
7-1/4 x 1-1/2-in.
10 x 2-1/4 in.
Min. 2 ea. size
12-1/4 x 3-1/2-in.
Up to 12,000 lb.
Min. 6 ea. size
Min. 6 ea. size
Min. 4 ea. size
7-1/4 x 1-1/2-in.
10 x 2-1/4 in.
12 x 2-in.
12-1/4 x 3-1/2-in.
Up to 15,000 lb.
Min. 6 ea. size
Note:
12 x 2-in.
All trailer sizes below these double
Min. 4 ea. size
lines provided with adequate
12-1/4 x 3-1/2-in.
electrohydraulic brake systems, if and
when electric brake systems are
Up to 20,000 lb.
Min. 6 ea. size
chosen by the trailer contractor or
12-1/4 x 3-1/2-in.
when electric brake systems are a
Gov't requirement mandatory in 6.2,
T-8.
Up to 30,000 lb.
VMRS 13 (Cont'd)
With the exception of wedge ramps, rollers,
and S-cams, apply a thin wipe of silicone high
temp compound on brake system bearing
surfaces.
Provides systems having ease-of-maintenance
features.
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