The Spring Assembly,breaker Main, cataloged under National Stock Number 2925-00-442-0753, is classified within Federal Supply Class 2925 (Engine Electrical System Components, Aircraft Prime Moving) of the Engine Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 2925-00-442-0753 |
| Item Name | Spring Assembly,breaker Main |
| FSC / FSG | 2925 / 29 — Engine Electrical System Components, Aircraft Prime Moving |
| Status | ACTIVE |
| General Characteristics Item Description | PLATINUM,C/O P/N 10-2451,P/N 3418,U/O P/N 10-56900-4,MAGNETO,IGNITION,APPL R/820 ENGINE,ACFT,RECIPROCATING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 10-2977 | 5/9 Secondary reference Unison Industries Llc |
| 10-2977 | 5/9 Secondary reference Amphenol Corp Div Amphenol Aerospace Operations |
| 10-2977 | 3/9 Design control — primary reference Teledyne Industries Inc Teledyne Power Systems Div |
NSN 2925-00-442-0753 is a Spring Assembly,breaker Main, classified under FSC 2925, Engine Electrical System Components, Aircraft Prime Moving. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5340-00-513-0757, 5331-00-641-1450, 1650-00-803-2195. Verify interchangeability with system specifications before substitution.
Key specifications for 2925-00-442-0753: General Characteristics Item Description: PLATINUM,C/O P/N 10-2451,P/N 3418,U/O P/N 10-56900-4,MAGNETO,IGNITION,APPL R/820 ENGINE,ACFT,RECIPROCATING. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2925-00-442-0753 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.