The Nozzle,exhaust,rocket Motor, cataloged under National Stock Number 1338-01-198-9154, is classified within Federal Supply Class 1338 (Guided Missile and Space Vehicle Inert 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 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1338-01-198-9154 |
| Primary Part Number | 55691-01 |
| Item Name | Nozzle,exhaust,rocket Motor |
| FSC / FSG | 1338 / 13 — Guided Missile and Space Vehicle Inert Propulsion Units, Solid Fuel; and Components |
| Manufacturer | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory |
| Status | ACTIVE |
| Dod Ammunition Code | 1338-VN41 |
| Nuclear Hardness Critical Feature | HARDENED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | H |
| Part Number | Manufacturer |
|---|---|
| 55691-01 PRIMARY | Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory (USA) |
| Reference | Meaning |
|---|---|
| 1338-VN41 | 6/9 Informative reference only U.S. Government activity |
NSN 1338-01-198-9154 is a Nozzle,exhaust,rocket Motor, manufactured by Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory, classified under FSC 1338, Guided Missile and Space Vehicle Inert Propulsion Units, Solid Fuel; and Components. Status: active.
NSN 1338-01-198-9154 has 1 manufacturer part number on file: 55691-01 (Atk Launch Systems Llc Dba Atk Launch Systems-Promontory Div Propulsion Systems - Promontory).
Key specifications for 55691-01: Dod Ammunition Code: 1338-VN41; End Item Identification: STAGE I,MGM118A PEACEKEEPER; Nuclear Hardness Critical Feature: HARDENED. 2 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 1338-01-198-9154 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.