INCH-POUND
MIL-PRF-24751A(SH)
16 December 2004
SUPERSEDING
MIL-F-24751(SH)
1 November 1990
PERFORMANCE SPECIFICATION
FANS, VANEAXIAL GAS TURBINE ENCLOSURE COOLING
NAVAL SHIPBOARD
This specification if approved for use by the Department of the Navy and is available for use by all Departments
and Agencies of the Department of Defense.
1. SCOPE
1.1 Scope. This specification covers high pressure and HI shock, type TA vaneaxial fans for use in cooling the
gas turbine enclosures of ship propulsion/generator systems.
1.2 Classification. Type TA vaneaxial fans are of the following (see 6.2):
1.2.1 Sizes.
Sizes
PIN Code
TA4½
1
TA5
2
TA17
3
TA22½
4
1.2.2 Current.
Current
PIN Code
60 Hz a.c.
A
1.2.3 Voltage.
Voltage
PIN Code
3-phase, 440 V, 60 Hz
4
1.2.4 Enclosure.
Enclosure
PIN Code
Spraytight totally enclosed air over
W
Not applicable
N
Comments, suggestions, or questions on this document should be addressed to: Commander, Naval Sea Systems
Command, ATTN: SEA 05Q, 1333 Isaac Hull Avenue, SE, Stop 5160, Washington Navy Yard DC 20376-5160 or
emailed to commandstandards@navsea.navy.mil, with the subject line "Document Comment". 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 4140
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