The Fuze,point Detonating, cataloged under National Stock Number 1390-00-028-4903, is classified within Federal Supply Class 1390 (Fuzes and Primers) of the Ammunition and Explosives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 1390-00-028-4903 |
| Item Name | Fuze,point Detonating |
| FSC / FSG | 1390 / 13 — Fuzes and Primers |
| Status | ACTIVE |
| Assembly Type | INTEGRAL |
| Net Explosive Weight | 0.0498100 TRANSPORTATION POUNDS AND 0.0498100 STORAGE POUNDS |
| Delay Time in Seconds | 0.05 NOMINAL |
| Fuze Model Number | M51A5 |
| Concrete Piercing Feature | NOT INCLUDED |
| Fuze Wrench | NOT INCLUDED |
| Unit Package Quantity | 15 |
| Unable to Decode | UNABLE TO DECODE |
| Dod Ammunition Code | 1390-N319 |
| Hazardous Material Classification Code | I FIREFIGHTING GROUP AND III COAST GUARD CLASS |
| Unable to Decode | UNABLE TO DECODE |
| Action Time Designation | TIME DELAY |
| Booster Model Number | M21A4 |
| Gross Weight | 50.0 SHIPPING CONTAINER POUNDS AND 3191.0 PALLET POUNDS |
| Booster | INCLUDED |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY DELAY TIME IN SECONDS,FUZE MODEL NUMBER,UNIT PACKAGE QUANTITY,AND UNIT PACKAGE TYPE REQUIREMENTS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) I FIREFIGHTING GROUP AND III COAST GUARD CLASS |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 73-2-146 | 3/1 Design control — primary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament |
| 1390-N319 | 6/9 Informative reference only U.S. Government activity |
| MIL-F-10373B | 4/1 Identification reference U.S. Government activity |
| 1390-602-0050 | 5/9 Secondary reference Sec Commission Interarmees Munitions Codes Annexes De Gestion |
NSN 1390-00-028-4903 is a Fuze,point Detonating, classified under FSC 1390, Fuzes and Primers. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 1390-00-028-4904, 1390-00-028-4905, 1390-00-301-2077. Verify interchangeability with system specifications before substitution.
Key specifications for 1390-00-028-4903: Assembly Type: INTEGRAL; Net Explosive Weight: 0.0498100 TRANSPORTATION POUNDS AND 0.0498100 STORAGE POUNDS; Delay Time in Seconds: 0.05 NOMINAL; Fuze Model Number: M51A5. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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 1390-00-028-4903 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.