The Gas Generator and V, cataloged under National Stock Number 1337-00-520-3540, is classified within Federal Supply Class 1337 (Guided Missile and Space Vehicle Explosive Propulsion Units, Solid Fuel; and Components) of the Ammunition and Explosives group. The manufacturer of record is Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1337-00-520-3540 |
| Primary Part Number | 1128070-11 |
| Item Name | Gas Generator and V |
| FSC / FSG | 1337 / 13 — Guided Missile and Space Vehicle Explosive Propulsion Units, Solid Fuel; and Components |
| Manufacturer | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory |
| Status | ACTIVE |
| Net Explosive Weight | 4.7 STORAGE POUNDS AND 4.7 TRANSPORTATION POUNDS |
| Dot Proper Shipping Name | ROCKET MOTORS |
| Criticality Code Justification | EXWT |
| Dot Identification Number | UN0186 |
| Dot Registration Code | EX1988090154 |
| Dod Ammunition Code | LARC-AY56 |
| Dot Hazard Class/division | 1.3 |
| Hazardous Material Classification Code | 1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | Hazardous per DLA record (HMIC Y) DOT hazard class/division 1.3 · UN ID UN0186 · 1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION · ships as ROCKET MOTORS |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 1128070-11 | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory (USA) |
| Reference | Meaning |
|---|---|
| 41-145F | 5/1 Secondary reference U.S. Government activity |
| LARC-AY56 | 6/9 Informative reference only U.S. Government activity |
| 1128070-11 | 5/9 Secondary reference Aerojet Rocketdyne Inc |
| 010-58846 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1337-00-520-3540 is a Gas Generator and V, manufactured by Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory, classified under FSC 1337, Guided Missile and Space Vehicle Explosive Propulsion Units, Solid Fuel; and Components. Status: active.
NSN 1337-00-520-3540 has 1 manufacturer part number on file: 1128070-11 (Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory).
Key specifications for 1128070-11: Net Explosive Weight: 4.7 STORAGE POUNDS AND 4.7 TRANSPORTATION POUNDS; Dot Proper Shipping Name: ROCKET MOTORS; Criticality Code Justification: EXWT; Dot Identification Number: UN0186. 8 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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 1337-00-520-3540 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.