The Fuze,mechanical Time, cataloged under National Stock Number 1390-00-889-2104, 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16 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1390-00-889-2104 |
| Item Name | Fuze,mechanical Time |
| FSC / FSG | 1390 / 13 — Fuzes and Primers |
| Status | ACTIVE |
| Net Explosive Weight | 0.00185 STORAGE POUNDS AND 0.00185 TRANSPORTATION POUNDS |
| Delay Time in Seconds | 0.20 MINIMUM AND 100.00 MAXIMUM |
| Fuze Model Number | XM565 |
| Dot Proper Shipping Name | FUZES, DETONATING |
| Unit Package Type | CAN, METAL AND BOX, WOOD |
| Dot Identification Number | UN0257 |
| Dot Registration Code | EX1988050950 |
| Fuze Wrench | INCLUDED |
| Unit Package Quantity | 1 AND 15 |
| Dod Ammunition Code | 1390-N248 |
| Hazardous Material Classification Code | 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Unable to Decode | UNABLE TO DECODE |
| Action Time Designation | SELECTIVE DELAY |
| Gross Weight | 40.0 SHIPPING CONTAINER POUNDS AND 1756.0 PALLET POUNDS |
| Booster | NOT INCLUDED |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY FUZE MODEL NUMBER,UNIT PACKAGE QUANTITY,AND UNIT PACKAGE TYPE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) UN ID UN0257 · 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION · ships as FUZES, DETONATING |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 1390-N248 | 6/9 Informative reference only U.S. Government activity |
| 10522991 | 3/1 Design control — primary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament |
NSN 1390-00-889-2104 is a Fuze,mechanical Time, classified under FSC 1390, Fuzes and Primers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1390-00-993-5691. Verify interchangeability with system specifications before substitution.
Key specifications for 1390-00-889-2104: Net Explosive Weight: 0.00185 STORAGE POUNDS AND 0.00185 TRANSPORTATION POUNDS; Delay Time in Seconds: 0.20 MINIMUM AND 100.00 MAXIMUM; Fuze Model Number: XM565; Dot Proper Shipping Name: FUZES, DETONATING. 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 1390-00-889-2104 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.