The Cartridge,impulse, cataloged under National Stock Number 1377-01-546-7638, is classified within Federal Supply Class 1377 (Cartridge and Propellant Actuated Devices and Components) of the Ammunition and Explosives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1377-01-546-7638 |
| Primary Part Number | 7546126 |
| Item Name | Cartridge,impulse |
| FSC / FSG | 1377 / 13 — Cartridge and Propellant Actuated Devices and Components |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Cartridge Model Number | MK236 MOD-1 |
| Dod Ammunition Code | 1377-JM91 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2-101700-4 | Pacific Scientific Energetic Materials Co California Llc (USA) |
| 7546126 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 1377-JM91 | 6/9 Informative reference only U.S. Government activity |
NSN 1377-01-546-7638 is a Cartridge,impulse, manufactured by Naval Sea Systems Command, classified under FSC 1377, Cartridge and Propellant Actuated Devices and Components. Status: active.
NSN 1377-01-546-7638 has 2 manufacturer part numbers on file: 2-101700-4 (Pacific Scientific Energetic Materials Co California Llc), 7546126 (Naval Sea Systems Command).
Key specifications for 7546126: Cartridge Model Number: MK236 MOD-1; Dod Ammunition Code: 1377-JM91; Part Name Assigned by Controlling Agency: CARTRIDGE,IMPULSE ASSEMBLY/CABLE.; End Item Identification: IGNITES MK7 EXPLOSIVE BOLT,COMPONENT OF MK21 CANISTER,PART OF THE MK41 VERTICAL LAUNCHING SYSTEM.. 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 1377-01-546-7638 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.