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Technical Data Sheet
5N251 ✓ 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

The TRANSFORMER,CURRENT is a the manufacturer industrial component. Key specifications include phase: THREE INPUT, duty_cycle: CONTINUOUS, body_length: 1.063 INCHES NOMINAL IN, power_rating: 7.500 HORSEPOWER INPUT, inclosure_type: OPEN, mounting_method: TERMINAL AND UNTHREADED HOLE(S) SINGLE GROUP. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-138-9219, 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
5N251
NSN: 5950-01-138-9219
FSC: 5950
CAGE: 12670 — SQUARE D CO ELECTROMAGNETIC INDUSTRIES DIV (USA)
SPECIFICATIONS
phaseTHREE INPUT
duty_cycleCONTINUOUS
body_length1.063 INCHES NOMINAL IN
power_rating7.500 HORSEPOWER INPUT
inclosure_typeOPEN
mounting_methodTERMINAL AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
special_featuresMEETS OR EXCEEDS NEMA MG1 LATEST REVISION FOR ENERGY EFFICIENT GENERAL PURPOSE DUTY
enclosure_featureTOTALLY ENCLOSED
frequency_in_hertz60.0 INPUT
body_outside_diameter3.500 INCHES NOMINAL IN
reliability_indicatorNOT ESTABLISHED
NSN5950-01-138-9219
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,CURRENT TITLE COMPONENT PN 5N251 MFR TRANSFORMER,CURRENT
KEY FEATURES
WINDING FUNCTION AND QUANTITY: 1 SECONDARY SINGLE COMPONENT
MOUNTING FACILITY QUANTITY: 1 SINGLE GROUP
TERMINAL TYPE AND QUANTITY: 2 WIRE LEAD
FREQUENCY RATING: 50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
BODY LENGTH: 1.063 INCHES NOMINAL IN
INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING HOLE DIAMETER: 1.562 INCHES NOMINAL SINGLE GROUP IN
BODY OUTSIDE DIAMETER: 3.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
WINDING FUNCTION AND QUANTITY1 SECONDARY SINGLE COMPONENT
MOUNTING FACILITY QUANTITY1 SINGLE GROUP
TERMINAL TYPE AND QUANTITY2 WIRE LEAD
FREQUENCY RATING50.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
BODY LENGTH1.063 INCHES NOMINAL IN
INPUT-OUTPUT PHASE RELATIONSHIPSINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING HOLE DIAMETER1.562 INCHES NOMINAL SINGLE GROUP IN
BODY OUTSIDE DIAMETER3.500 INCHES NOMINAL IN
WINDING OPERATING CURRENT600.0 MILLIAMPERES AC MAXIMUM SINGLE COMPONENT SINGLE SECONDARY
RELIABILITY INDICATORNOT ESTABLISHED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
5N251Interchangeable
interchangeable cross-reference
interchangeable
PIDTEFC7.5Interchangeable
interchangeable cross-reference
interchangeable
5NR251Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5N251?
5N251 is a TRANSFORMER,CURRENT.
What parts can replace 5N251?
There are 3 known substitutes for 5N251: 5N251, PIDTEFC7.5, 5NR251. Substitute compatibility should be verified for your specific system.
What is the NSN for 5N251?
5N251 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-01-138-9219. This indicates validated use in U.S. government and defense supply chains.
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