77C721395P001 — CIRCUIT BREAKER

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

77C721395P001: 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: 4.230 INCHES MAXIMUM IN, body_height: 3.120 INCHES NOMINAL IN, body_length: 6.000 INCHES NOMINAL IN, boss_height: 0.260 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-229-8656, 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→ 77C721395P001

NSN: 5925-01-229-8656
FSC: 5925 — Circuit Breakers
CAGE: 03538 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)

SPECIFICATIONS

material	PLASTIC CASE
body_style	MULTIPOLE-SINGLE ACTUATOR TYPE
body_width	4.230 INCHES MAXIMUM IN
body_height	3.120 INCHES NOMINAL IN
body_length	6.000 INCHES NOMINAL IN
boss_height	0.260 INCHES NOMINAL IN
reset_method	MANUAL
storage_type	GENERAL PURPOSE WAREHOUSE
pole_quantity	3
actuator_function	TRIP-RESET
frequency_in_hertz	50.0 OR 60.0 ALL LOCATIONS
mounting_slot_width	0.164 INCHES NOMINAL IN
NSN	5925-01-229-8656

COMPONENT DIAGRAM

KEY FEATURES

•

RESET METHOD: MANUAL

•

INTERNAL TRIP RELEASE CONFIGURATION: SERIES TRIP ALL LOCATIONS

•

OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS: 480.0 AC ALL LOCATIONS

•

MOUNTING FACILITY TYPE AND QUANTITY: 4 SLOT

•

ACTUATOR POSITION DESIGNATION: AT POLE TWO

•

FREQUENCY IN HERTZ: 50.0 OR 60.0 ALL LOCATIONS

•

UNPACKAGED UNIT WEIGHT: 3.300 POUNDS NOMINAL LBS

•

CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH: 1.380 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

RESET METHOD	MANUAL
INTERNAL TRIP RELEASE CONFIGURATION	SERIES TRIP ALL LOCATIONS
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	480.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY	4 SLOT
ACTUATOR POSITION DESIGNATION	AT POLE TWO
FREQUENCY IN HERTZ	50.0 OR 60.0 ALL LOCATIONS
UNPACKAGED UNIT WEIGHT	3.300 POUNDS NOMINAL LBS
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH	1.380 INCHES NOMINAL IN
BODY STYLE	MULTIPOLE-SINGLE ACTUATOR TYPE
SWITCH VOLTAGE RATING AND TYPE IN VOLTS	125.0 AC

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 2

GH3-Z81-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

GH3-G9G8G810048020Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 77C721395P001?

77C721395P001 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).

What parts can replace 77C721395P001?

There are 2 known substitutes for 77C721395P001: GH3-Z81-1, GH3-G9G8G810048020. Substitute compatibility should be verified for your specific system.

What is the NSN for 77C721395P001?

77C721395P001 is cataloged in the U.S. Government catalog under NSN 5925-01-229-8656. This indicates validated use in U.S. government and defense supply chains.

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