The Rocket Motor, cataloged under National Stock Number 1340-01-177-2502, is classified within Federal Supply Class 1340 (Rockets, Rocket Ammunition and Rocket Components) of the Ammunition and Explosives group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1340-01-177-2502 |
| Primary Part Number | 1638AS120 |
| Item Name | Rocket Motor |
| FSC / FSG | 1340 / 13 — Rockets, Rocket Ammunition and Rocket Components |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Igniter Model Number | MK 304 |
| Nominal Thrust | 2500.000 POUNDS LBS |
| Propellant Inhibitor | NOT INCLUDED |
| Nominal Burning Time in Seconds | 1.50 |
| Model Number | MK 117 MOD 0 |
| Motor Propellant Grain Weight | 16.0 POUNDS LBS |
| Net Explosive Weight | 16.0534 STORAGE POUNDS AND 16.0534 TRANSPORTATION POUNDS |
| Straight Section Outside Diameter | 5.060 INCHES NOMINAL IN |
| Dot Registration Code | EX1987110637 |
| Dod Ammunition Code | 1340-H341 |
| Igniter | INCLUDED |
| Hazardous Material Classification Code | 1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Unable to Decode | UNABLE TO DECODE |
| Resonance Rod | NOT INCLUDED |
| Motor Propellant Grain Quantity | 1 |
| Gross Weight | 120.0 SHIPPING CONTAINER POUNDS |
| Igniter Installation | INSTALLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) 1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1638AS120 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| XSKR821201 | Naval Surface Warfare Center Indian Head (USA) |
| Reference | Meaning |
|---|---|
| 1340-H341 | 6/9 Informative reference only U.S. Government activity |
NSN 1340-01-177-2502 is a Rocket Motor, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 1340, Rockets, Rocket Ammunition and Rocket Components. Status: active.
NSN 1340-01-177-2502 has 2 manufacturer part numbers on file: 1638AS120 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), XSKR821201 (Naval Surface Warfare Center Indian Head).
Key specifications for 1638AS120: Igniter Model Number: MK 304; Nominal Thrust: 2500.000 POUNDS LBS; Propellant Inhibitor: NOT INCLUDED; Nominal Burning Time in Seconds: 1.50. 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 1340-01-177-2502 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.