The Igniter,rocket Motor, cataloged under National Stock Number 1340-01-172-2789, 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 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1340-01-172-2789 |
| Primary Part Number | 778AS300 |
| Item Name | Igniter,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 |
| Squib Model Number | MK 1 MOD 1 |
| Model Number | MK 286 MOD 0 |
| Squib Quantity | 2 |
| Net Explosive Weight | 0.0441 STORAGE POUNDS AND 0.0441 TRANSPORTATION POUNDS |
| Dot Registration Code | EX1987110636 |
| Dod Ammunition Code | 1340-H431 |
| Hazardous Material Classification Code | 1.2.2 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Unable to Decode | UNABLE TO DECODE |
| Rocket Motor Model Number for Which Designed | MK 91 |
| Charge Material | MAGNESIUM |
| Material | PLASTIC CASE |
| Charge Material Weight in Grams | 20.0 |
| Gross Weight | 46.0 SHIPPING CONTAINER POUNDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) 1.2.2 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 778AS300 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1340-H431 | 6/9 Informative reference only U.S. Government activity |
NSN 1340-01-172-2789 is a Igniter,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 1340-01-172-2789 has 1 manufacturer part number on file: 778AS300 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 778AS300: Squib Model Number: MK 1 MOD 1; Model Number: MK 286 MOD 0; Squib Quantity: 2; Net Explosive Weight: 0.0441 STORAGE POUNDS AND 0.0441 TRANSPORTATION POUNDS. 13 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 1340-01-172-2789 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.