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Circuit Breaker

NSN: 5925-00-556-3416 | Model: XAM33MG3
ITAR Registered seal

A device with means other than fuses for automatically opening the circuit in which it is installed when the current varies from the predetermined value for which the device is set. May include provisions for manual operation. At least one set of contacts must be in series with the actuating elem en (s). A combination of semiconductor and passive devices may be used in lieu of contacts. For automatically operated items in which the actuating (tripping) element and contacts are not in series, see relay (as modified). For items which are operated both manually and automatically but the actuating elements and contact are not in series, see relay-switch. Excludes circuit breaker box and magneto breaker assemblies. See also switch (as modified) ; and controller.

NSN Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
Body Length
2.500 inches
Body Width
1.500 inches
Case Material
Center To Center Distance Between Terminals Parallel To Length
1.938 inches
Center To Center Distance Between Terminals Parallel To Width
0.750 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length
2.060 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
0.750 inches
Fragility Factor
Moderately rugged
Boss Height
0.150 inches
Mounting Surface To Terminal End Distance
2.471 inches
Pole Quantity
Arc Quenching Method
Magnetic blowout
Mounting Facility Type And Quantity
4 threaded hole
Storage Type
General purpose warehouse
Special Handling Feature
Thready Qty Per Inch (tpi)
Maximum Continuous Load Current Rating Per Pole
35.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts
117.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps
1000.0 ac all locations
Circuit Protection Type
Overcurrent all locations
Trip Release Method
Magnetic-hydraulic all locations
Trip Release Characteristic
Time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent
125.0 all locations
Reset Method
Main Contact Tripping Mechanism Type
Trip free
Manual Actuator Type And Quantity
2 toggle
Actuator Function
Actuator Position Designation
At each pole
External Actuator Linkage Arrangement
One and two linked
Internal Trip Release Configuration
Series trip all locations
Thread Size
0.138 inches
Trip Delay Time In Seconds Per Rated Continuous Current
4.000 at 200 pct all locations and 1.000 at 200 pct all locations
Inclosure Protection Type For Which Designed
Dust proof
Frequency In Hertz
60.0 all locations
Thread Series Designator
Terminal Type And Quantity
4 threaded stud

Pricing and Availability

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NSN 5925-00-556-3416 Datasheet

Supply Class (FSC):
Circuit Breakers
Cross Reference:
  • XAM33MG3
  • AM33MG6-35-117VAC60C4
Cage Codes:
  • Eaton Corp (CAGE 74193)
Schedule B & Trade:
  • Schedule B: 8536200040 (NAICS 335313)

    Automatic circuit breakers, for a voltage not exceeding 1, 000 v, Nisei

  • SITC: 77252

    Automatic circuit breakers for a voltage not exceeding 1, 000 volts

  • End Use: 20005

    Electric apparatus


P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.


U - Precious metal content is unknown


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    061300 - Circuit breaker/switch noi

  • WCC:

    658 - Electrical appliances, small

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)

  • LCL:

    P - 77.5

  • LTL:

    P - 77.5

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
    No qup
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $70.88 to $118.13..
Does NSN 5925-00-556-3416 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Australia, Germany, Portugal, and Greece
What is the NIIN of NSN 5925-00-556-3416?
005563416 or 00-556-3416
Does NSN 5925-00-556-3416 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5925-00-556-3416?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963