ETN4920 — CIRCUIT BREAKER

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

ETN4920: 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: 4.125 INCHES NOMINAL IN, body_height: 3.875 INCHES NOMINAL IN, body_length: 6.500 INCHES NOMINAL IN, boss_height: 0.188 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5925-00-988-5474, 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→ ETN4920

NSN: 5925-00-988-5474
NIINs: 009885474, 011878766
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	4.125 INCHES NOMINAL IN
body_height	3.875 INCHES NOMINAL IN
body_length	6.500 INCHES NOMINAL IN
boss_height	0.188 INCHES NOMINAL IN
reset_method	MANUAL
storage_type	GENERAL PURPOSE WAREHOUSE
pole_quantity	3
fragility_factor	MODERATELY RUGGED
actuator_function	TRIP-RESET
frequency_in_hertz	400.0 ALL LOCATIONS
NSN	5925-00-988-5474

COMPONENT DIAGRAM

KEY FEATURES

•

RESET METHOD: MANUAL

•

INTERNAL TRIP RELEASE CONFIGURATION: SERIES TRIP ALL LOCATIONS

•

OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 500.0 AC AND 250.0 DC ALL LOCATIONS

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 UNTHREADED HOLE(S)

•

ACTUATOR POSITION DESIGNATION: AT POLE TWO

•

FREQUENCY IN HERTZ: 400.0 ALL LOCATIONS

•

CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH: 1.675 INCHES NOMINAL IN

•

BODY STYLE: MULTIPOLE-SINGLE ACTUATOR TYPE

TECHNICAL CHARACTERISTICS

RESET METHOD	MANUAL
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	500.0 AC AND 250.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 UNTHREADED HOLE(S)
ACTUATOR POSITION DESIGNATION	AT POLE TWO
FREQUENCY IN HERTZ	400.0 ALL LOCATIONS
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	1.675 INCHES NOMINAL IN
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPE
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	125.0 ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH	8.750 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 3

609867PC69Reference document

Same NSN cross-reference

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

5222247-501Reference document

Same NSN cross-reference

Reference document — Secondary reference

AQBA100STYLE1764Reference document

Same NSN cross-reference

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

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is ETN4920?

ETN4920 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).

What parts can replace ETN4920?

There are 3 known substitutes for ETN4920: 609867PC69, 5222247-501, AQBA100STYLE1764. Substitute compatibility should be verified for your specific system.

What is the NSN for ETN4920?

ETN4920 is cataloged in the U.S. Government catalog under NSN 5925-00-988-5474. This indicates validated use in U.S. government and defense supply chains.

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