STK2/4E-115A — CIRCUIT BREAKER

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

STK2/4E-115A: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: MULTIPOLE-SINGLE ACTUATOR TYPE, body_width: 9.000 INCHES NOMINAL IN, boss_height: 0.188 INCHES NOMINAL IN, reset_method: MANUAL, storage_type: UNIMPROVED OPEN. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-458-0353, 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

MRO→ MRO_GENERAL→ STK2/4E-115A

NSN: 5925-01-458-0353
FSC: 5925 — Circuit Breakers
CAGE: 30086 — L3HARRIS MARITIME POWER & ENERGY SOLUTIONS, INC. DBA SPD ELECTRICAL SYSTEMS, INC. (USA)

SPECIFICATIONS

material	PLASTIC CASE
body_style	MULTIPOLE-SINGLE ACTUATOR TYPE
body_width	9.000 INCHES NOMINAL IN
boss_height	0.188 INCHES NOMINAL IN
reset_method	MANUAL
storage_type	UNIMPROVED OPEN
pole_quantity	3
overall_height	10.156 INCHES NOMINAL IN
fragility_factor	MODERATELY RUGGED
actuator_function	TRIP-RESET
frequency_in_hertz	60.0 ALL LOCATIONS
nominal_thread_size	0.138 INCHES IN
NSN	5925-01-458-0353

COMPONENT DIAGRAM

KEY FEATURES

•

RESET METHOD: MANUAL

•

INTERNAL TRIP RELEASE CONFIGURATION: SHUNT TRIP ALL LOCATIONS

•

OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 500.0 AC ALL LOCATIONS

•

MOUNTING FACILITY TYPE AND QUANTITY: 6 THREADED STUD(S)

•

ACTUATOR POSITION DESIGNATION: AT POLE TWO

•

FREQUENCY IN HERTZ: 60.0 ALL LOCATIONS

•

CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH: 3.000 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

RESET METHOD	MANUAL
INTERNAL TRIP RELEASE CONFIGURATION	SHUNT TRIP ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	500.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	6 THREADED STUD(S)
OVERALL HEIGHT	10.156 INCHES NOMINAL IN
ACTUATOR POSITION DESIGNATION	AT POLE TWO
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	3.000 INCHES NOMINAL IN
FRAGILITY FACTOR	MODERATELY RUGGED
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPE

SUBSTITUTES & CROSS-REFERENCES 1

117588Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is STK2/4E-115A?

STK2/4E-115A is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).

What parts can replace STK2/4E-115A?

There is 1 known substitute for STK2/4E-115A: 117588. Substitute compatibility should be verified for your specific system.

What is the NSN for STK2/4E-115A?

STK2/4E-115A is cataloged in the U.S. Government catalog under NSN 5925-01-458-0353. This indicates validated use in U.S. government and defense supply chains.

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