The Circuit Breaker, cataloged under National Stock Number 5925-00-280-2273, 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 Eaton Corp Heinemann Products Commercial Controls Div. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5925-00-280-2273 |
| Primary Part Number | 60CYCLE CURVE P |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — No Item Name Available |
| Manufacturer | Eaton Corp Heinemann Products Commercial Controls Div |
| Status | CANCELLED |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Reset Method | MANUAL |
| Nominal Thread Size | 0.164 INCHES IN |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Length | 3.052 INCHES MINIMUM AND 3.072 INCHES MAXIMUM IN |
| Maximum Continuous Load Current Rating Per Pole | 50.0 AMPERES AC ALL LOCATIONS |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent | 125.0 ALL LOCATIONS |
| Actuator Function | TRIP-RESET |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN |
| Manual Actuator Type and Quantity | 1 TOGGLE |
| Circuit Protection Type | OVERCURRENT ALL LOCATIONS |
| Terminal Type and Quantity | 4 THREADED STUD |
| Trip Delay Time in Seconds Per Rated Continuous Current | 35.000 MINIMUM AT 200 PCT AND 105.000 MAXIMUM AT 200 PCT ALL LOCATIONS |
| Actuator Position Designation | BETWEEN POLE ONE AND TWO |
| Unthreaded Mounting Hole Diameter | 0.190 INCHES NOMINAL IN |
| Storage Type | GENERAL PURPOSE WAREHOUSE |
| Center to Center Distance Between Terminals Parallel to Width | 0.974 INCHES MINIMUM AND 0.994 INCHES MAXIMUM IN |
| Pole Quantity | 2 |
| Center to Center Distance Between Terminals Parallel to Length | 4.349 INCHES MINIMUM AND 4.369 INCHES MAXIMUM IN |
| Boss Height | 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) AND 2 UNTHREADED HOLE(S) |
| Arc Quenching Method | MAGNETIC BLOWOUT |
| Fragility Factor | MODERATELY RUGGED |
| Body Length | 5.240 INCHES MINIMUM AND 5.260 INCHES MAXIMUM IN |
| Main Contact Tripping Mechanism Type | TRIP FREE |
| Internal Trip Release Configuration | SERIES TRIP ALL LOCATIONS |
| Trip Release Method | MAGNETIC-HYDRAULIC ALL LOCATIONS |
| Body Style | MULTIPOLE-SINGLE ACTUATOR TYPE |
| Body Width | 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 60CYCLE CURVE P | Eaton Corp Heinemann Products Commercial Controls Div (USA) |
| 2263 | Apemco Inc (USA) |
| 2263MG4-50-250VAC-60-1 | Eaton Corp Heinemann Products Commercial Controls Div (USA) |
| JA2A215A250VAC | Doers Associates Llc (USA) |
| A2460 | Aeronautical Communications Equipment Inc (USA) |
| 2263 | Eaton Corp Heinemann Products Commercial Controls Div (USA) |
NSN 5925-00-280-2273 is a Circuit Breaker, manufactured by Eaton Corp Heinemann Products Commercial Controls Div, classified under FSC 5925 (No Item Name Available). Status: cancelled.
NSN 5925-00-280-2273 has 6 cross-referenced part numbers: 60CYCLE CURVE P (Eaton Corp Heinemann Products Commercial Controls Div), 2263 (Apemco Inc), 2263MG4-50-250VAC-60-1 (Eaton Corp Heinemann Products Commercial Controls Div), JA2A215A250VAC (Doers Associates Llc), A2460 (Aeronautical Communications Equipment Inc) and 1 more.
There are 10 known substitutes for 5925-00-280-2273: 5905-00-109-0236, 5310-00-208-9515, 3040-00-348-9028 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 60CYCLE CURVE P: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Reset Method: MANUAL; Nominal Thread Size: 0.164 INCHES IN; Distance Between Centerlines of Mounting Facilities Parallel to Body Length: 3.052 INCHES MINIMUM AND 3.072 INCHES MAXIMUM IN. 30 total characteristics are documented in the Federal Logistics Information System.
NSN 5925-00-280-2273 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.