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Circuit Breaker

NSN: 5925-00-109-9161 | Model: 72020

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 elemen (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
5925-00-109-9161
DEMIL
NO
Body Style
Multipole-single actuator type
Body Length
17.000 inches
Body Width
Between 8.000 inches and 8.500 inches
Unthreaded Mounting Hole Diameter
1.031 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length
14.750 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
2.750 inches
Pole Quantity
3
Mounting Facility Type And Quantity
4 unthreaded hole
Maximum Continuous Load Current Rating Per Pole
800.0 amperes ac all locations
Operating Voltage Type And Rating Per Pole In Volts
600.0 ac all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps
10000.0 ac all locations
Trip Release Characteristic
Time delay all locations
Reset Method
Manual
Manual Actuator Type And Quantity
1 toggle
Trip Delay Time In Seconds Per Rated Continuous Current
280.000 at 200 pct all locations and 950.000 at 200 pct all locations
Trip Release Ambient Tempurature Rating
40.0 degrees celsius all locations
Special Features
Main contacts protected by arcing contacts, arc barriers and magnetic blowouts; main contacts self-aligning, self-cleaning and removable
Frequency In Hertz
60.0 all locations
Special Test Features
Dielectric strength must pass equivalent of 1960v between live parts and ground and between poles for 1 second in both open and closed positions; must interrupt 350 percent at 60 hz of its rated current at 208v for 30 operations at 10 second intervals without undue burning of contacts

Pricing and Availability

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NSN 5925-00-109-9161 Datasheet

Supply Class (FSC):
Circuit Breakers
Cross Reference:
  • 72020
  • 66C41162
Cage Codes:
  • Lake Shore Electric Corporation (CAGE 00701)
  • Sacramento Air Logistics Center (CAGE 98749)
Schedule B & Trade:
  • Schedule B: 8536200040 (NAICS 335313)

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

  • SITC: 77252

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

  • End Use: 20005

    Electric apparatus

Identification:
HMIC

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.

PMIC

U - Precious metal content is unknown

CRITL

- 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)

  • LTL:

    P - 77.5

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Sms
  • AAC
    J
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    9b-----
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $4,634.46 to $7,724.09..
Does NSN 5925-00-109-9161 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy
What is the NIIN of NSN 5925-00-109-9161?
001099161 or 00-109-9161
Does NSN 5925-00-109-9161 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5925-00-109-9161?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Aug 02, 1968