INCH-POUND
A-A-52510B
February 16, 2010
SUPERSEDING
A-A-52510A
09 June 2009
COMMERCIAL ITEM DESCRIPTION
GENERATOR, TACHOMETER
The General Services Administration has authorized the use of this commercial item
description (CID) for all Federal Agencies.
1. SCOPE
This CID covers requirements for a direct current (DC) generator, tachometer which is used to
measure rotational velocity/speed by converting mechanical rotation into a DC output voltage.
This item is used on, but is not limited to, the M901 TOW anti-tank combat vehicle.
2. SALIENT CHARACTERISTICS
2.1 Materials. The materials used in the manufacture of the generator, tachometer shall be in
accordance with the manufacturer s materials specifications as required to meet the salient
characteristics of this CID. The use of recovered material made in compliance with regulatory
requirements is acceptable providing that all requirements of this CID are met (see 5.4).
2.2 Design and construction. Unless otherwise specified in figure 1, the design and construction
of the generator, tachometer shall be in accordance with the manufacturer s specifications and
drawings. The major components of the generator, tachometer are: rotor, stator (field) with
keeper, and brush assembly. These components when supplied individually for assembly of the
generator, tachometer at installation, shall come only in matched sets (see 2.6.2).
Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data that
may improve this document should be sent to DAMI_STANDARDIZATION@conus.army.mil or
U.S. Army RDECOM, Tank Automotive Research, Development and Engineering Center,
ATTN: RDTA-EN/STND/TRANS MS #268, 6501 E. 11 Mile Road, Warren, MI 48397-5000.
Since contact information can change, you may want to verify the currency of this address
information using the ASSIST Online database at https://assist.daps.dla.mil.
AMSC N/A
FSC 6680
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