1576AS666-2 — CIRCUIT BREAKER

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

1576AS666-2: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include body_style: SINGLE POLE TYPE, body_width: 0.625 INCHES MAXIMUM IN, body_length: 1.562 INCHES MAXIMUM IN, reset_method: MANUAL, bushing_length: 0.380 INCHES NOMINAL IN, actuator_function: TRIP-RESET. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-381-9403, 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→ 1576AS666-2

NSN: 5925-01-381-9403
FSC: 5925 — Circuit Breakers
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

body_style	SINGLE POLE TYPE
body_width	0.625 INCHES MAXIMUM IN
body_length	1.562 INCHES MAXIMUM IN
reset_method	MANUAL
pole_quantity	1
bushing_length	0.380 INCHES NOMINAL IN
actuator_function	TRIP-RESET
nominal_thread_size	0.375 INCHES IN
trip_release_method	MAGNETIC-HYDRAULIC ALL LOCATIONS
circuit_protection_type	OVERCURRENT ALL LOCATIONS
trip_release_duty_cycle	CONTINUOUS SINGLE LOCATION
thread_series_designator	UNEF
NSN	5925-01-381-9403

COMPONENT DIAGRAM

KEY FEATURES

•

BUSHING LENGTH: 0.380 INCHES NOMINAL IN

•

RESET METHOD: MANUAL

•

INTERNAL TRIP RELEASE CONFIGURATION: SERIES/RELAY TRIP SINGLE LOCATION

•

OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 240.0 AC AND 50.0 DC ALL LOCATIONS

•

MOUNTING FACILITY TYPE AND QUANTITY: 1 THREADED BUSHING WITH PANEL SEAL

•

ACTUATOR POSITION DESIGNATION: AT POLE ONE

•

BODY STYLE: SINGLE POLE TYPE

•

ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT: 135.0 ALL LOCATIONS

TECHNICAL CHARACTERISTICS

BUSHING LENGTH	0.380 INCHES NOMINAL IN
RESET METHOD	MANUAL
INTERNAL TRIP RELEASE CONFIGURATION	SERIES/RELAY TRIP SINGLE LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	240.0 AC AND 50.0 DC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	1 THREADED BUSHING WITH PANEL SEAL
ACTUATOR POSITION DESIGNATION	AT POLE ONE
BODY STYLE	SINGLE POLE TYPE
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	135.0 ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
BODY WIDTH	0.625 INCHES MAXIMUM IN

OTHER ITEMS IN FSC 5925 — Circuit Breakers

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

5925-00-001-1277 5925-00-001-2809 5925-00-001-3838 5925-00-001-5748 5925-00-001-5926 5925-00-001-5938 5925-00-001-5942 5925-00-001-5977

SUBSTITUTES & CROSS-REFERENCES 1

AP-1-1-72-702Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 1576AS666-2?

1576AS666-2 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).

What parts can replace 1576AS666-2?

There is 1 known substitute for 1576AS666-2: AP-1-1-72-702. Substitute compatibility should be verified for your specific system.

What is the NSN for 1576AS666-2?

1576AS666-2 is cataloged in the U.S. Government catalog under NSN 5925-01-381-9403. This indicates validated use in U.S. government and defense supply chains.

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