82E7121 — CIRCUIT BREAKER

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

82E7121: CIRCUIT BREAKER.

The CIRCUIT BREAKER is a the manufacturer industrial component. Key specifications include reset_method: MANUAL, end_item_identification: CIRCUIT BREAKER NQB-A250, part_name_assigned_by_controlling_agency: (DRAWING)MASTER DWG FOR NABY TUPE AQB,NQB-A250(900J376), maximum_continuous_load_current_rating_per_pole: 250.0 AMPERES AC AND 125.0 AMPERES DC ALL LOCATIONS, operating_voltage_type_and_rating_per_pole_in_volts: 500.0 AC AND 250.0 DC ALL LOCATIONS. This part is cataloged in the U.S.

Government catalog under NSN 5925-01-472-4642, 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→ 82E7121

NSN: 5925-01-472-4642
FSC: 5925 — Circuit Breakers
CAGE: 89946 — EATON CORPORATION DBA EATON INOAC (USA)

SPECIFICATIONS

reset_method	MANUAL
pole_quantity	3
end_item_identification	CIRCUIT BREAKER NQB-A250
part_name_assigned_by_controlling_agency	(DRAWING)MASTER DWG FOR NABY TUPE AQB,NQB-A250(900J376)
maximum_continuous_load_current_rating_per_pole	250.0 AMPERES AC AND 125.0 AMPERES DC ALL LOCATIONS
operating_voltage_type_and_rating_per_pole_in_volts	500.0 AC AND 250.0 DC ALL LOCATIONS
NSN	5925-01-472-4642

COMPONENT DIAGRAM

KEY FEATURES

•

RESET METHOD: MANUAL

•

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

•

POLE QUANTITY: 3

•

MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE: 250.0 AMPERES AC AND 125.0 AMPERES DC ALL LOCATIONS

TECHNICAL CHARACTERISTICS

RESET METHOD	MANUAL
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS	500.0 AC AND 250.0 DC ALL LOCATIONS
POLE QUANTITY	3
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE	250.0 AMPERES AC AND 125.0 AMPERES DC ALL LOCATIONS
PART NAME ASSIGNED BY CONTROLLING AGENCY	(DRAWING)MASTER DWG FOR NABY TUPE AQB,NQB-A250(900J376)
END ITEM IDENTIFICATION	CIRCUIT BREAKER NQB-A250

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

CD82E7121Reference document

Same NSN cross-reference

Reference document — Secondary reference

900J376Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 82E7121?

82E7121 is a CIRCUIT BREAKER. It is classified as a MRO (MRO_GENERAL).

What parts can replace 82E7121?

There are 2 known substitutes for 82E7121: CD82E7121, 900J376. Substitute compatibility should be verified for your specific system.

What is the NSN for 82E7121?

82E7121 is cataloged in the U.S. Government catalog under NSN 5925-01-472-4642. This indicates validated use in U.S. government and defense supply chains.

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82E7121 — CIRCUIT BREAKER

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