4284063-9/B2 — CIRCUIT BREAKER

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

4284063-9/B2: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include body_style: RECTANGULAR DIMENSIONAL ENVELOPE, reset_method: AUTOMATIC AND MANUAL, overall_width: 22.000 INCHES NOMINAL IN, overall_height: 19.688 INCHES NOMINAL IN, overall_length: 25.188 INCHES NOMINAL IN, frequency_in_hertz: 60.0 ALL LOCATIONS. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-337-0995, 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→ 4284063-9/B2

NSN: 5925-01-337-0995
FSC: 5925 — Circuit Breakers
CAGE: 39805 — WHIPP & BOURNE INC. (USA)

SPECIFICATIONS

body_style	RECTANGULAR DIMENSIONAL ENVELOPE
reset_method	AUTOMATIC AND MANUAL
overall_width	22.000 INCHES NOMINAL IN
pole_quantity	3
overall_height	19.688 INCHES NOMINAL IN
overall_length	25.188 INCHES NOMINAL IN
frequency_in_hertz	60.0 ALL LOCATIONS
mounting_slot_width	3.375 INCHES NOMINAL IN
trip_release_method	MAGNETIC ALL LOCATIONS
circuit_protection_type	OVERCURRENT ALL LOCATIONS
end_item_identification	MAIN SWITCHBOARD
terminal_type_and_quantity	1 BUS BAR
NSN	5925-01-337-0995

COMPONENT DIAGRAM

KEY FEATURES

•

RESET METHOD: AUTOMATIC AND 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: 1 SLOT

•

FREQUENCY IN HERTZ: 60.0 ALL LOCATIONS

•

BODY STYLE: RECTANGULAR DIMENSIONAL ENVELOPE

•

ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT: 4250.0 ALL LOCATIONS

TECHNICAL CHARACTERISTICS

RESET METHOD	AUTOMATIC AND 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	1 SLOT
OVERALL HEIGHT	19.688 INCHES NOMINAL IN
FREQUENCY IN HERTZ	60.0 ALL LOCATIONS
BODY STYLE	RECTANGULAR DIMENSIONAL ENVELOPE
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT	4250.0 ALL LOCATIONS
CIRCUIT PROTECTION TYPE	OVERCURRENT ALL LOCATIONS
POLE QUANTITY	3

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

419805Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 4284063-9/B2?

4284063-9/B2 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).

What parts can replace 4284063-9/B2?

There is 1 known substitute for 4284063-9/B2: 419805. Substitute compatibility should be verified for your specific system.

What is the NSN for 4284063-9/B2?

4284063-9/B2 is cataloged in the U.S. Government catalog under NSN 5925-01-337-0995. This indicates validated use in U.S. government and defense supply chains.

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