The Circuit Breaker, cataloged under National Stock Number 5925-01-345-8536, is classified within Federal Supply Class 5925 (Circuit Breakers) of the Electrical and Electronic Equipment Components group. The manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5925-01-345-8536 |
| Primary Part Number | 908242 |
| Item Name | Circuit Breaker |
| FSC / FSG | 5925 / 59 — Circuit Breakers |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Internal Trip Release Configuration | SERIES TRIP ALL LOCATIONS |
| Operating Voltage Type and Rating Per Pole in Volts | 240.0 AC ALL LOCATIONS |
| Frequency in Hertz | 60.0 ALL LOCATIONS |
| Pole Quantity | 2 |
| Maximum Continuous Load Current Rating Per Pole | 25.0 AMPERES AC ALL LOCATIONS |
| Trip Release Characteristic | TIME DELAY ALL LOCATIONS |
| Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps | 1000.0 AC ALL LOCATIONS |
| Specification/standard Data | 81349-MIL-C-55629/21B GOVERNMENT SPECIFICATION |
| Test Data Document | 81349-MIL-C-55629B 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", "NOMINAL", ETC.). |
| Terminal Type and Quantity | 4 TAB W/SCREW |
| Trip Release Method | MAGNETIC ALL LOCATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 908242 | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| MIL-PRF-55629/21 | 4/1 Identification reference U.S. Government activity |
| M55629A21TNTN | 5/9 Secondary reference U.S. Government activity |
| MIL-C-55629/21 | 5/9 Secondary reference U.S. Government activity |
| M55629/21TNTN | 2/2 Government specification standardization U.S. Government activity |
NSN 5925-01-345-8536 is a Circuit Breaker, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5925, Circuit Breakers. Status: active.
NSN 5925-01-345-8536 has 1 manufacturer part number on file: 908242 (L3 Technologies, Inc. Div L3 Keo).
3 possible matches (shared part number, not a government interchangeability claim): 5925-01-357-7024, 5925-01-359-9585, 5925-01-362-6653. Verify interchangeability with system specifications before substitution.
Key specifications for 908242: Internal Trip Release Configuration: SERIES TRIP ALL LOCATIONS; Operating Voltage Type and Rating Per Pole in Volts: 240.0 AC ALL LOCATIONS; Frequency in Hertz: 60.0 ALL LOCATIONS; Pole Quantity: 2. 11 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.