PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CA30Circuit Breaker

Sensata Technologies, Inc. Div Sensata Attleboro · NSN 5925-00-279-5978 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-279-5978 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-279-5978. Primary manufacturer part number: CA30.
Features
  • Circuit Breaker — FSC 5925
  • Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent: 120.0 SINGLE LOCATION
  • Circuit Protection Type: OVERCURRENT SINGLE LOCATION
  • Maximum Continuous Load Current Rating Per Pole: 30.0 AMPERES AC AND 30.0 AMPERES DC SINGLE LOCATION
  • Material: PLASTIC CASE
  • Trip Release Ambient Temp Rating: 25.0 CELSIUS NOMINAL SINGLE LOCATION DEGC
  • Inclosure Protection Type for Which Designed: SHOCKPROOF AND VIBRATIONPROOF
  • Trip Release Characteristic: TIME DELAY SINGLE LOCATION
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-279-5978, 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 Sensata Technologies, Inc. Div Sensata Attleboro. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5925-00-279-5978
Primary Part NumberCA30
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerSensata Technologies, Inc. Div Sensata Attleboro
StatusCANCELLED
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent120.0 SINGLE LOCATION
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Maximum Continuous Load Current Rating Per Pole30.0 AMPERES AC AND 30.0 AMPERES DC SINGLE LOCATION
MaterialPLASTIC CASE
Trip Release Ambient Temp Rating25.0 CELSIUS NOMINAL SINGLE LOCATION DEGC
Inclosure Protection Type for Which DesignedSHOCKPROOF AND VIBRATIONPROOF
Trip Release CharacteristicTIME DELAY SINGLE LOCATION
Trip Delay Time in Seconds Per Rated Continuous Current100.000 NOMINAL AT 125 PCT AND 7.500 NOMINAL AT 200 PCT AND 1.900 NOMINAL AT 300 PCT SINGLE LOCATION
Operating Voltage Type and Rating Per Pole in Volts30.0 AC AND 30.0 DC SINGLE LOCATION
Terminal Type and Quantity2 SCREW
Unthreaded Mounting Hole Diameter0.188 INCHES NOMINAL IN
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Pole Quantity1
Trip Release MethodTHERMAL SINGLE LOCATION
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps600.0 AC AND 600.0 DC SINGLE LOCATION
Reset MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
2940-00-327-172142965 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5895-00-887-05527002819-701 INTERCHANGEABLE
Generator,digital Clock Pulse
Getronics Government Solutions Llc
5995-01-603-3145CA30 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Livorsi Marine Inc
Cross-Reference Index
Part NumberManufacturer
CA30 PRIMARY Sensata Technologies, Inc. Div Sensata Attleboro (USA)
Related Parts
2940-00-327-1721INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42965
5895-00-887-0552INTERCHANGEABLE
GENERATOR,DIGITAL CLOCK PULSE
7002819-701
5995-01-603-3145INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
CA30

Frequently Asked Questions

What is NSN 5925-00-279-5978?

NSN 5925-00-279-5978 is a Circuit Breaker, manufactured by Sensata Technologies, Inc. Div Sensata Attleboro, classified under FSC 5925 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5925-00-279-5978?

NSN 5925-00-279-5978 has 1 cross-referenced part number: CA30 (Sensata Technologies, Inc. Div Sensata Attleboro).

What NSN replaces 5925-00-279-5978?

There are 3 known substitutes for 5925-00-279-5978: 2940-00-327-1721, 5895-00-887-0552, 5995-01-603-3145. Verify interchangeability with system specifications before substitution.

What are the specifications of CA30?

Key specifications for CA30: Overall Width: 1.188 INCHES NOMINAL IN; Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent: 120.0 SINGLE LOCATION; Circuit Protection Type: OVERCURRENT SINGLE LOCATION; Maximum Continuous Load Current Rating Per Pole: 30.0 AMPERES AC AND 30.0 AMPERES DC SINGLE LOCATION. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5925-00-279-5978 still in active supply?

NSN 5925-00-279-5978 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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