The Dummy Fuze,mechanical Time, cataloged under National Stock Number 1390-00-038-8541, is classified within Federal Supply Class 1390 (Fuzes and Primers) of the Ammunition and Explosives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1390-00-038-8541 |
| Item Name | Dummy Fuze,mechanical Time |
| FSC / FSG | 1390 / 13 — Fuzes and Primers |
| Status | ACTIVE |
| Delay Time in Seconds | 0.45 NOMINAL |
| Fuze Model Number | MK18 ALL MODS |
| Fuze Wrench | NOT INCLUDED |
| Dod Ammunition Code | 1390-N212 |
| Unable to Decode | UNABLE TO DECODE |
| Action Time Designation | TIME DELAY |
| Gross Weight | 84.0 SHIPPING CONTAINER POUNDS AND 84.0 PALLET POUNDS |
| Booster | NOT INCLUDED |
| Reference Number Differentiating Characteristics | EXPLOSIVE CAVITY EMPTY OR INERT LOADED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| LD109332 | 5/1 Secondary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 267597 | 3/1 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| 1390-N212 | 6/9 Informative reference only U.S. Government activity |
NSN 1390-00-038-8541 is a Dummy Fuze,mechanical Time, classified under FSC 1390, Fuzes and Primers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1390-00-038-8639. Verify interchangeability with system specifications before substitution.
Key specifications for 1390-00-038-8541: Delay Time in Seconds: 0.45 NOMINAL; Fuze Model Number: MK18 ALL MODS; Fuze Wrench: NOT INCLUDED; Dod Ammunition Code: 1390-N212. 9 specifications are 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 1390-00-038-8541 has DEMIL Code D. 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.