PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2912-30Circuit Breaker

Eaton Corp Heinemann Products Commercial Controls Div · NSN 5925-01-202-4332 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-202-4332 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-202-4332. Primary manufacturer part number: 2912-30.
Features
  • Circuit Breaker — FSC 5925
  • Body Length: 3.740 INCHES MINIMUM AND 3.760 INCHES MAXIMUM IN
  • Actuator Function: TRIP-RESET
  • Circuit Protection Type: OVERCURRENT ALL LOCATIONS
  • Reset Method: MANUAL
  • Trip Release Characteristic: TIME DELAY ALL LOCATIONS
  • Terminal Type and Quantity: 4 COMPRESSION
  • Material: PLASTIC CASE
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-202-4332, is classified within Federal Supply Class 5925 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Eaton Corp Heinemann Products Commercial Controls Div. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-01-202-4332
Primary Part Number2912-30
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerEaton Corp Heinemann Products Commercial Controls Div
StatusACTIVE
Body Length3.740 INCHES MINIMUM AND 3.760 INCHES MAXIMUM IN
Actuator FunctionTRIP-RESET
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Reset MethodMANUAL
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
Terminal Type and Quantity4 COMPRESSION
MaterialPLASTIC CASE
Inclosure Protection Type for Which DesignedDUSTPROOF AND FUNGUS PROOF
Actuator Position DesignationAT EACH POLE
Manual Actuator Type and Quantity2 TOGGLE
Trip Release MethodMAGNETIC-HYDRAULIC ALL LOCATIONS
Fragility FactorMODERATELY RUGGED
Mounting Facility Type and Quantity2 CLIP
Boss Height0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Center to Center Distance Between Terminals Parallel to Width0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
Storage TypeGENERAL PURPOSE WAREHOUSE
Arc Quenching MethodMAGNETIC BLOWOUT
Pole Quantity2
Maximum Continuous Load Current Rating Per Pole30.0 AMPERES AC ALL LOCATIONS
Body StyleMULTIPOLE-MULTIPLE ACTUATOR TYPE
Operating Voltage Type and Rating Per Pole in Volts240.0 AC ALL LOCATIONS
Body Width1.970 INCHES MINIMUM AND 1.990 INCHES MAXIMUM IN
Trip Delay Time in Seconds Per Rated Continuous Current1.000 MINIMUM AT 200 PCT AND 3.000 MAXIMUM AT 200 PCT ALL LOCATIONS
Main Contact Tripping Mechanism TypeTRIP FREE
Frequency in Hertz60.0 ALL LOCATIONS
External Actuator Linkage ArrangementONE AND TWO LINKED
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent125.0 ALL LOCATIONS
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps5000.0 AC ALL LOCATIONS
Body Height2.928 INCHES MINIMUM AND 2.948 INCHES MAXIMUM IN
Internal Trip Release ConfigurationSERIES TRIP ALL LOCATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2010-00-213-04903373414 INTERCHANGEABLE
Ring,thrust
Hatch & Kirk, Inc.
5950-01-017-07624747 INTERCHANGEABLE
Transformer,power
Precision Electronics, Inc
5320-01-067-708047-47 INTERCHANGEABLE
Rivet,solid
Cnh Industrial America Llc Dba Cnh America
5961-01-185-4251291230 INTERCHANGEABLE
Semiconductor Device,thyristor
Gould Instrument Systems Inc
5330-01-305-0911 INTERCHANGEABLE
Seal Ring,metal
Cross-Reference Index
Part NumberManufacturer
2912-30 Eaton Corp Heinemann Products Commercial Controls Div (USA)
2912 30AMP Eaton Corp Heinemann Products Commercial Controls Div (USA)
4747 Vulcan-Hart Corp (USA)
Related Parts
2010-00-213-0490INTERCHANGEABLE
RING,THRUST
3373414
5950-01-017-0762INTERCHANGEABLE
TRANSFORMER,POWER
4747
5320-01-067-7080INTERCHANGEABLE
RIVET,SOLID
47-47
5961-01-185-4251INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
291230
5330-01-305-0911INTERCHANGEABLE
SEAL RING,METAL

Frequently Asked Questions

What is NSN 5925-01-202-4332?

NSN 5925-01-202-4332 is a Circuit Breaker, manufactured by Eaton Corp Heinemann Products Commercial Controls Div, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-01-202-4332?

NSN 5925-01-202-4332 has 3 cross-referenced part numbers: 2912-30 (Eaton Corp Heinemann Products Commercial Controls Div), 2912 30AMP (Eaton Corp Heinemann Products Commercial Controls Div), 4747 (Vulcan-Hart Corp).

What NSN replaces 5925-01-202-4332?

There are 5 known substitutes for 5925-01-202-4332: 2010-00-213-0490, 5950-01-017-0762, 5320-01-067-7080 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2912-30?

Key specifications for 2912-30: Body Length: 3.740 INCHES MINIMUM AND 3.760 INCHES MAXIMUM IN; Actuator Function: TRIP-RESET; Circuit Protection Type: OVERCURRENT ALL LOCATIONS; Reset Method: MANUAL. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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