The Decoy,infrared,countermeasure, cataloged under National Stock Number 1370-01-490-2432, is classified within Federal Supply Class 1370 (Pyrotechnics) of the Ammunition and Explosives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1370-01-490-2432 |
| Item Name | Decoy,infrared,countermeasure |
| FSC / FSG | 1370 / 13 — Pyrotechnics |
| Status | ACTIVE |
| Model Number | MJU-52/B |
| Dot Proper Shipping Name | PYROPHORIC METAL, N.O.S. |
| Dot Identification Number | UN1383 |
| Dod Ammunition Code | 1370-DWCO |
| Hazardous Material Classification Code | 4.2 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Reference Number Differentiating Characteristics | DIFFERENTIATED BY QTY PER PACK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) UN ID UN1383 · 4.2 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION · ships as PYROPHORIC METAL, N.O.S. |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3594AS100 | 3/1 Design control — primary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 1370-DWCO | 6/9 Informative reference only U.S. Government activity |
NSN 1370-01-490-2432 is a Decoy,infrared,countermeasure, classified under FSC 1370, Pyrotechnics. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1370-01-519-7838. Verify interchangeability with system specifications before substitution.
Key specifications for 1370-01-490-2432: Model Number: MJU-52/B; Dot Proper Shipping Name: PYROPHORIC METAL, N.O.S.; Dot Identification Number: UN1383; Dod Ammunition Code: 1370-DWCO. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). The government record also carries hazard data: DOT hazard class, UN number, or related classification fields. Special handling, storage, and shipping requirements apply per the cited government fields.
NSN 1370-01-490-2432 has DEMIL Code G. 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.