The Circuit Breaker, cataloged under National Stock Number 5925-01-017-8074, 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 Telemechanics Inc. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-017-8074 |
| Primary Part Number | 402026 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Telemechanics Inc |
| Status | ACTIVE |
| Body Width | 2.250 INCHES NOMINAL IN |
| Trip Release Characteristic | TIME DELAY SINGLE LOCATION |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Switch Location and Position Designation | INTERNAL AT POLE TWO |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Terminal Type and Quantity | 6 THREADED STUD |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 125.0 SINGLE LOCATION |
| Maximum Continuous Load Current Rating Per Pole | 15.0 AMPERES AC ALL LOCATIONS |
| Switch Terminal Type | TAB, SOLDER LUG |
| Trip Release Method | MAGNETIC ALL LOCATIONS |
| Trip Delay Time in Seconds Per Rated Continuous Current | 0.300 MINIMUM AT 200 PCT AND 0.600 MAXIMUM AT 200 PCT SINGLE LOCATION |
| Actuator Position Designation | AT EACH POLE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Unpackaged Unit Weight | 8.000 OUNCES NOMINAL OZ |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Switch Voltage Rating and Type in Volts | 250.0 AC |
| Auxiliary Switch Function and Quantity | 1 ALARM |
| Operating Voltage Type and Rating Per Pole in Volts | 250.0 AC ALL LOCATIONS |
| Material | PLASTIC CASE |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 1000.0 AC ALL LOCATIONS |
| Switch Current Rating and Type in Amps | 5.0 AC |
| Actuator Function | TRIP-RESET |
| Inclosure Protection Type for Which Designed | FUNGUS RESISTANT |
| Reset Method | MANUAL |
| Nominal Thread Size | 0.138 INCHES IN |
| Manual Actuator Type and Quantity | 2 TOGGLE |
| Internal Trip Release Configuration | SERIES TRIP SINGLE LOCATION |
| External Actuator Linkage Arrangement | ONE AND TWO LINKED |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 0.750 INCHES NOMINAL IN |
| Fragility Factor | MODERATELY RUGGED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 402026 | American Telephone and Telegraph Co (USA) |
| 402026 PRIMARY | Telemechanics Inc (USA) |
| 12MC2-105-15 | Texas Instruments Inc Metallurgical Materials Div (USA) |
| 12MC2-105-15 | Sensata Technologies, Inc. Div Sensata Attleboro (USA) |
NSN 5925-01-017-8074 is a Circuit Breaker, manufactured by Telemechanics Inc, classified under FSC 5925 (No Item Name Available). Status: active.
NSN 5925-01-017-8074 has 4 cross-referenced part numbers: 402026 (American Telephone and Telegraph Co), 402026 (Telemechanics Inc), 12MC2-105-15 (Texas Instruments Inc Metallurgical Materials Div), 12MC2-105-15 (Sensata Technologies, Inc. Div Sensata Attleboro).
There are 6 known substitutes for 5925-01-017-8074: 5310-00-193-7448, 5310-00-198-3725, 5310-00-524-5673 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 402026: Body Width: 2.250 INCHES NOMINAL IN; Trip Release Characteristic: TIME DELAY SINGLE LOCATION; Circuit Protection Type: OVERCURRENT ALL LOCATIONS; Switch Location and Position Designation: INTERNAL AT POLE TWO. 30 total characteristics are documented in the Federal Logistics Information System.