COAT
TT.c-520B
February p, 1973
SUPERSEDING
Fed. Spec. TT-C-520A
June G, 1963
FEDERAL SPECIFICATION
NG COMPOUND, BITUMINOUS,” SOLVENT
TYPE, UNDER60DY, (FOR MOTORVEHlcLEs)
This specification was approved by the Commissioner, Federal Supply
Service, General Services Administration,
for the use of all Federal
agencies.
1.
SCOPE AND CLASSIFICATION
1.1 Scope.
This specification covers an asphalt compound suitable
for
use as a protective coating and sound deadener on the underbody parts
of
automotive equipment.
It provides two compositions one of which is suitable
for use under AIR POLLUTION REGULATIONS (see
6.7).
1.2 Classification.
Coating compound
covered by this specification shall
be of the following composition as specified:
Composition G - General use.
Composition L -
Limited use (see
6.7).
2.
APPLICABLE DOCUMENTS
2.1
The following documents,
of the issues in effect on date of invitation for
bids or request for proposal,
form a part of this specification to the extent
specified herein:
Federal Specifications:
QQ-A-250/4 -
QQ-C-576 -
(IQ-s-698 -
PPP-C-96 -
PPP-D-729 -
PPP-P-704 -
Aluminum Alloy 2024 Plate and Sheet.
Copper, Flat Products (Plate, Bar, Sheet and Strip).
Steel,
Sheet and Strip, Low Carbon.
Cans;
Metal , 28
Gage and Lighter.
Drums: Metal, 55-Gallon (For Shipment of Noncorrosive”
Material).
Pails:
Shipping, Steel (1 through 12 Gallon).
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