S-SFT-251 — TRANSFORMER,CURRENT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

S-SFT-251: TRANSFORMER,CURRENT.

The TRANSFORMER,CURRENT is a the manufacturer industrial component. Key specifications include overall_width: 2.150 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, overall_height: 4.070 INCHES NOMINAL IN, overall_length: 3.500 INCHES NOMINAL IN, mounting_method: SLOT SINGLE GROUP, frequency_rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-01-247-3048, 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

S-SFT-251

NSN: 5950-01-247-3048
FSC: 5950 — Coils and Transformers
CAGE: 59138 — INSTRUMENT TRANSFORMERS INC (USA)

SPECIFICATIONS

overall_width	2.150 INCHES NOMINAL IN
inclosure_type	FULLY INCLOSED
overall_height	4.070 INCHES NOMINAL IN
overall_length	3.500 INCHES NOMINAL IN
mounting_method	SLOT SINGLE GROUP
frequency_rating	60.0 HERTZ NOMINAL SINGLE COMPONENT
special_features	PRIMARY RATED BUT NOT INCLUDED
mounting_slot_width	0.210 INCHES NOMINAL SINGLE GROUP IN
reliability_indicator	NOT ESTABLISHED
winding_operating_current	250.0 AMPERES AC MAXIMUM SINGLE COMPONENT SINGLE PRIMARY
mounting_facility_quantity	4 SINGLE GROUP
terminal_type_and_quantity	2 THREADED STUD
NSN	5950-01-247-3048

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 2.700 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

INPUT-OUTPUT PHASE RELATIONSHIP: SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT

•

MOUNTING METHOD: SLOT SINGLE GROUP

•

MAXIMUM TRANSFORMER POWER RATING: 12.5 VOLT-AMPERE SINGLE COMPONENT

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	4.070 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
INCLOSURE TYPE	FULLY INCLOSED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	2.700 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIP	SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING METHOD	SLOT SINGLE GROUP
MAXIMUM TRANSFORMER POWER RATING	12.5 VOLT-AMPERE SINGLE COMPONENT
OVERALL LENGTH	3.500 INCHES NOMINAL IN
OVERALL WIDTH	2.150 INCHES NOMINAL IN
WINDING FUNCTION AND QUANTITY	1 SECONDARY SINGLE COMPONENT

OTHER ITEMS IN FSC 5950 — Coils and Transformers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5950-00-000-0146 5950-00-001-1372 5950-00-001-1386 5950-00-001-1410 5950-00-001-1411 5950-00-001-1412 5950-00-001-1413 5950-00-001-1414

SUBSTITUTES & CROSS-REFERENCES 1

805-943U-RSLSSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is S-SFT-251?

S-SFT-251 is a TRANSFORMER,CURRENT.

What parts can replace S-SFT-251?

There is 1 known substitute for S-SFT-251: 805-943U-RSLS. Substitute compatibility should be verified for your specific system.

What is the NSN for S-SFT-251?

S-SFT-251 is cataloged in the U.S. Government catalog under NSN 5950-01-247-3048. This indicates validated use in U.S. government and defense supply chains.

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