The Rocket,high Explosive,3.5 Inch, cataloged under National Stock Number 1340-00-028-6090, is classified within Federal Supply Class 1340 (Rockets, Rocket Ammunition and Rocket Components) of the Ammunition and Explosives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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 | 1340-00-028-6090 |
| Item Name | Rocket,high Explosive,3.5 Inch |
| FSC / FSG | 1340 / 13 — Rockets, Rocket Ammunition and Rocket Components |
| Status | ACTIVE |
| Model Number | M28A2 |
| Motor Propellant Grain Weight | 0.36 POUNDS LBS |
| Base Fuze | INCLUDED |
| Net Explosive Weight | 2.24 STORAGE POUNDS AND 2.24 TRANSPORTATION POUNDS |
| Head Load Type | EXPLOSIVE |
| Base Fuze Model Number | M404A1 |
| Dot Registration Code | EX1988030698 |
| Dod Ammunition Code | 1340-H600 |
| Filler Material Weight | 1.88 POUNDS LBS |
| Hazardous Material Classification Code | 1.1 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND E STORAGE COMPATIBILITY GROUP |
| Unable to Decode | UNABLE TO DECODE |
| Head to Motor Assembly | ASSEMBLED |
| Motor Propellant Grain Model Number | M7 |
| Material | STEEL HEAD |
| Motor Propellant Grain Quantity | 12 |
| Gross Weight | 56.3 SHIPPING CONTAINER POUNDS AND 1449.0 PALLET POUNDS |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY HEAD MATERIAL,FILLER MATERIAL,HEAD LOAD TYPE,HEAD TYPE,FILLER MATERIAL WEIGHT,BASE FUZE MDOEL NUMBER AND BASE FUZE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) 1.1 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND E STORAGE COMPATIBILITY GROUP |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 1340-H600 | 6/9 Informative reference only U.S. Government activity |
| 82-6-22 | 3/1 Design control — primary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament |
| MIL-R-12621 | 4/1 Identification reference U.S. Government activity |
NSN 1340-00-028-6090 is a Rocket,high Explosive,3.5 Inch, classified under FSC 1340, Rockets, Rocket Ammunition and Rocket Components. Status: active.
7 possible matches (shared part number, not a government interchangeability claim): 4820-00-050-7654, 5340-00-074-3218, 1340-00-143-7117. Verify interchangeability with system specifications before substitution.
Key specifications for 1340-00-028-6090: Model Number: M28A2; Motor Propellant Grain Weight: 0.36 POUNDS LBS; Base Fuze: INCLUDED; Net Explosive Weight: 2.24 STORAGE POUNDS AND 2.24 TRANSPORTATION POUNDS. 17 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 1340-00-028-6090 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.