PartsTable
Technical Data Sheet
21-0ALT3 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include body_width: 6.250 INCHES NOMINAL IN, body_height: 6.125 INCHES NOMINAL IN, body_length: 6.500 INCHES NOMINAL IN, inclosure_type: PARTIALLY INCLOSED, HALF SHELL, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-250-1708, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
21-0ALT3
NSN: 5950-00-250-1708
FSC: 5950
CAGE: 47496 — THE DEWEY ELECTRONICS CORPORATION DIV PITOMETER LOG DIVISION (USA)
SPECIFICATIONS
body_width6.250 INCHES NOMINAL IN
body_height6.125 INCHES NOMINAL IN
body_length6.500 INCHES NOMINAL IN
inclosure_typePARTIALLY INCLOSED, HALF SHELL
mounting_methodFLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating60.0 HERTZ NOMINAL SINGLE COMPONENT
winding_power_rating370.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT
reliability_indicatorNOT ESTABLISHED
winding_operating_current2.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
winding_operating_voltage115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
mounting_facility_quantity4 SINGLE GROUP
terminal_type_and_quantity3 THREADED STUD
NSN5950-00-250-1708
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER AUTOTRANSFORME TITLE COMPONENT PN 21-0ALT3 MFR TRANSFORMER,POWER AUTO
KEY FEATURES
BODY WIDTH: 6.250 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
WINDING OPERATING VOLTAGE: 115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
BODY HEIGHT: 6.125 INCHES NOMINAL IN
WINDING POWER RATING: 370.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT
WINDING FUNCTION AND QUANTITY: 1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT
TECHNICAL CHARACTERISTICS (FLIS)
BODY WIDTH6.250 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY4 SINGLE GROUP
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
WINDING OPERATING VOLTAGE115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE PRIMARY INPUT
BODY HEIGHT6.125 INCHES NOMINAL IN
WINDING POWER RATING370.0 VOLTS-AMPERES SINGLE COMPONENT SINGLE PRIMARY OUTPUT
WINDING OPERATING VOLTAGE0.00 AC VOLTS MINIMUM AND 185.00 AC VOLTS MAXIMUM SINGLE COMPONENT SINGLE PRIMARY OUTPUT
WINDING FUNCTION AND QUANTITY1 PRIMARY, VARIABLE AUTOTRANSFORMER TYPE SINGLE COMPONENT
INCLOSURE TYPEPARTIALLY INCLOSED, HALF SHELL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.500 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
29129Interchangeable
interchangeable cross-reference
interchangeable
42737Interchangeable
interchangeable cross-reference
interchangeable
29128Interchangeable
interchangeable cross-reference
interchangeable
02 09129Interchangeable
interchangeable cross-reference
interchangeable
S0689Interchangeable
interchangeable cross-reference
interchangeable
1393Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 21-0ALT3?
21-0ALT3 is a TRANSFORMER,POWER AUTOTRANSFORME.
What parts can replace 21-0ALT3?
There are 15 known substitutes for 21-0ALT3: 29129, 42737, 29128 and 12 more. Substitute compatibility should be verified for your specific system.
Is 21-0ALT3 still available?
21-0ALT3 is currently cancelled.
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