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Circuit Breaker

Model / MPN: 118020 FIND 18 | NSN: 5925-00-876-9216
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 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.

Product Details
NATO Stock Number
5925-00-876-9216
Sold in multiples of
1 EA
DEMIL
DEMIL/MLI
Body Style
Multipole-single actuator type
Body Length
6.500 inches
Body Width
4.125 inches
Body Height
3.875 inches
Case Material
Plastic
Center To Center Distance Between Terminals Parallel To Length
Any acceptable
Center To Center Distance Between Terminals Parallel To Width
2.750 inches
Unthreaded Mounting Hole Diameter
0.281 inches
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length
Any acceptable
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
Any acceptable
Boss Height
0.188 inches
Pole Quantity
3
Arc Quenching Method
Air
Mounting Facility Type And Quantity
4 unthreaded hole
Storage Type
General purpose warehouse
Special Handling Feature
Magnetic
Thready Qty Per Inch (tpi)
24
Maximum Continuous Load Current Rating Per Pole
15.0 amperes ac all locations and 15.0 amperes dc all locations
Operating Voltage Type And Rating Per Pole In Volts
500.0 ac all locations and 250.0 dc all locations
Maximum Interrupting Capacity Current Type And Rating Per Pole In Amps
15000.0 ac all locations and 10000.0 dc all locations
Circuit Protection Type
Overcurrent all locations
Trip Release Method
Thermal-magnetic all locations
Trip Release Characteristic
Instantaneous all locations and time delay all locations
Ultimate Trip Rating Of Continuous Current Rating Per Pole In Percent
150.0 all locations
Reset Method
Manual
Main Contact Tripping Mechanism Type
Trip free
Manual Actuator Type And Quantity
1 toggle
Actuator Function
Trip-reset
Actuator Position Designation
At pole two
Thread Size
0.216 inches
Trip Delay Time In Seconds Per Rated Continuous Current
5.000 at 200 pct all locations and 15.000 at 200 pct all locations
Inclosure Protection Type For Which Designed
Shock resistant and vibration resistant
Trip Release Ambient Tempurature Rating
50.0 degrees celsius all locations
Frequency In Hertz
60.0 all locations
Test Data Document
81349-mil-c-17361 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Terminal Type And Quantity
6 compression
Specification Data
81349-mil-c-17361/4 government specification
Solicitations
Solicitation Description Qty UOM Close Date
SPE7M215Q0960 Circuit Breaker 113 EA 04/15/2015
SPE7M216T3871 Circuit Breaker 21 EA 06/10/2016
SPE7M218T0441 Circuit Breaker 31 EA 11/13/2017
SPE7M218T1581 Circuit Breaker 24 EA 02/05/2018
SPE7M218T3063 Circuit Breaker 25 EA 05/17/2018
SPE7M218T3597 Circuit Breaker 25 EA 06/11/2018
SPE7M218T4538 Circuit Breaker 29 EA 08/13/2018
SPE7M218T5243 Circuit Breaker 27 EA 09/17/2018
SPE7M219T0078 Circuit Breaker 32 EA 10/15/2018
SPE7M521T127Q Circuit Breaker 45 EA 04/12/2021

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118020 FIND 18 Cross Reference
  • 6150638 PIECE 7
  • 8584099-1
  • S458D509G11
  • ETN2750
  • 118100 IT99
  • AQB-A101-15
  • MIL-DTL-17361/4
  • 107.28-3
  • ETN286000S01
  • 231B234ASG1
  • 6977ED35PC2
  • 118270-1
  • 641D-4050-722 PIECE 83
  • 9709048
  • 321-7303507 ITEM NO 8
  • H5925-876-9216
  • ETN-2750-00501
  • 458D509G11
  • 4050-725 PIECE NO.55
  • 845799-1
  • 458D509G11
  • MIL-C-17361/4
  • ETN2750