157B2188 PIECE 7 — TRANSFORMER,POWER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

157B2188 PIECE 7: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include overall_width: 5.740 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, overall_height: 8.520 INCHES NOMINAL IN, overall_length: 5.400 INCHES NOMINAL IN, mounting_method: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP, frequency_rating: 60.0 HERTZ NOMINAL SINGLE COMPONENT. This part is cataloged in the U.S.

Government catalog under NSN 5950-00-434-3006, 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

157B2188 PIECE 7

NSN: 5950-00-434-3006
FSC: 5950 — Coils and Transformers
CAGE: 03497 — GENERAL ELECTRIC CO OUTDOOR BREAKER BUSINESS SECTION (USA)

SPECIFICATIONS

overall_width	5.740 INCHES NOMINAL IN
inclosure_type	FULLY INCLOSED
overall_height	8.520 INCHES NOMINAL IN
overall_length	5.400 INCHES NOMINAL IN
mounting_method	FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
frequency_rating	60.0 HERTZ NOMINAL SINGLE COMPONENT
reliability_indicator	NOT ESTABLISHED
mounting_hole_diameter	0.402 INCHES MINIMUM AND 0.410 INCHES MAXIMUM SINGLE GROUP IN
winding_operating_voltage	115.00 AC VOLTS NOMINAL SINGLE COMPONENT SINGLE SECONDARY
mounting_facility_quantity	4 SINGLE GROUP
terminal_type_and_quantity	4 THREADED STUD
winding_function_and_quantity	1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
NSN	5950-00-434-3006

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING FACILITY QUANTITY: 4 SINGLE GROUP

•

INCLOSURE TYPE: FULLY INCLOSED

•

CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 4.220 INCHES MINIMUM AND 4.280 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN

•

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

•

MOUNTING METHOD: FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP

•

MAXIMUM TRANSFORMER POWER RATING: 1.0 KILOVOLT-AMPERE SINGLE COMPONENT

•

MOUNTING HOLE DIAMETER: 0.402 INCHES MINIMUM AND 0.410 INCHES MAXIMUM SINGLE GROUP IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	8.520 INCHES NOMINAL IN
MOUNTING FACILITY QUANTITY	4 SINGLE GROUP
INCLOSURE TYPE	FULLY INCLOSED
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH	4.220 INCHES MINIMUM AND 4.280 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
INPUT-OUTPUT PHASE RELATIONSHIP	SINGLE PHASE TO SINGLE PHASE SINGLE COMPONENT
MOUNTING METHOD	FLANGE AND UNTHREADED HOLE(S) SINGLE GROUP
MAXIMUM TRANSFORMER POWER RATING	1.0 KILOVOLT-AMPERE SINGLE COMPONENT
MOUNTING HOLE DIAMETER	0.402 INCHES MINIMUM AND 0.410 INCHES MAXIMUM SINGLE GROUP IN
OVERALL LENGTH	5.400 INCHES NOMINAL IN
OVERALL WIDTH	5.740 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 7

42044-2Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

ST-2777Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

169112Reference document

Same NSN cross-reference

Reference document — Secondary reference

573A499FZP10Reference document

Same NSN cross-reference

Reference document — Secondary reference

9T53Y9078G2Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

573A499FNP10Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is 157B2188 PIECE 7?

157B2188 PIECE 7 is a TRANSFORMER,POWER.

What parts can replace 157B2188 PIECE 7?

There are 7 known substitutes for 157B2188 PIECE 7: 42044-2, ST-2777, 169112 and 4 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 157B2188 PIECE 7?

157B2188 PIECE 7 is cataloged in the U.S. Government catalog under NSN 5950-00-434-3006. This indicates validated use in U.S. government and defense supply chains.

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