The Cartridge,impulse, cataloged under National Stock Number 1377-00-705-9494, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 23 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1377-00-705-9494 |
| Primary Part Number | LD491833 |
| Item Name | Cartridge,impulse |
| FSC / FSG | 1377 / 13 — Cartridge and Propellant Actuated Devices and Components |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Wrenching Facility | NOT INCLUDED |
| Body Diameter | 1.850 INCHES NOMINAL IN |
| Case Threaded Electrical Connection | NOT INCLUDED |
| Explosive Power Rating | 67100.000 FOOT-POUNDS FT |
| Net Explosive Weight | 0.22 STORAGE POUNDS AND 0.22 TRANSPORTATION POUNDS |
| Percussion Detonation Type | CENTER FIRE |
| Package Model Number | NOT ASSIGNED |
| Dot Proper Shipping Name | CARTRIDGES, POWER DEVICE |
| Dot Identification Number | UN0276 |
| Dot Registration Code | EX1989080017 |
| Diameter | 2.060 INCHES NOMINAL IN |
| Cartridge Model Number | MK 18 MOD 0,MODEL NO. OF CARTRIDGE |
| Dod Ammunition Code | 1377-M510 |
| Detonation Initiation Method | PERCUSSION |
| Case Mounting Thread | NOT INCLUDED |
| Hazardous Material Classification Code | 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Unable to Decode | UNABLE TO DECODE |
| Integral Cutting Punch | NOT INCLUDED |
| Color Coded Feature | NOT INCLUDED |
| Rim | INCLUDED |
| Material | ALUMINUM CASE |
| Gross Weight | 13.0 SHIPPING CONTAINER POUNDS |
| Case Model Number | NOT ASSIGNED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) UN ID UN0276 · 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION · ships as CARTRIDGES, POWER DEVICE |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| LD491833 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1377-M510 | 6/9 Informative reference only U.S. Government activity |
NSN 1377-00-705-9494 is a Cartridge,impulse, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 1377, Cartridge and Propellant Actuated Devices and Components. Status: active.
NSN 1377-00-705-9494 has 1 manufacturer part number on file: LD491833 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for LD491833: Wrenching Facility: NOT INCLUDED; Body Diameter: 1.850 INCHES NOMINAL IN; Case Threaded Electrical Connection: NOT INCLUDED; Explosive Power Rating: 67100.000 FOOT-POUNDS FT. 23 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 1377-00-705-9494 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.