The Cartridge,impulse, cataloged under National Stock Number 1377-00-249-9433, is classified within Federal Supply Class 1377 (Cartridge and Propellant Actuated Devices and Components) of the Ammunition and Explosives group. Government technical data includes 22 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1377-00-249-9433 |
| Item Name | Cartridge,impulse |
| FSC / FSG | 1377 / 13 — Cartridge and Propellant Actuated Devices and Components |
| Status | ACTIVE |
| Wrenching Facility | NOT INCLUDED |
| Body Diameter | 0.625 INCHES NOMINAL IN |
| Case Threaded Electrical Connection | NOT INCLUDED |
| Terminal Type | PIN |
| Net Explosive Weight | 0.0005 STORAGE POUNDS AND 0.0005 TRANSPORTATION POUNDS |
| Package Model Number | NOT ASSIGNED |
| Dot Proper Shipping Name | CARTRIDGES, POWER DEVICE |
| Charged End Diameter | 0.625 INCHES NOMINAL IN |
| Dot Identification Number | UN0276 |
| Voltage in Volts | 12.0 |
| Dot Registration Code | EX1988010813 |
| Cartridge Model Number | MK131 MOD 0 |
| Dod Ammunition Code | 1377-M197 |
| Detonation Initiation Method | ELECTRIC |
| Case Mounting Thread | NOT INCLUDED |
| Hazardous Material Classification Code | 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Integral Cutting Punch | NOT INCLUDED |
| Color Coded Feature | NOT INCLUDED |
| Rim | NOT INCLUDED |
| Material | STEEL CASE |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY UNIT PACKAGE QUANTITY,UNIT PACKAGE TYPE |
| Current Rating in Amps | 5.0 |
| 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 | X |
| Reference | Meaning |
|---|---|
| 1377-M197 | 6/9 Informative reference only U.S. Government activity |
| 75AS100 | 3/1 Design control — primary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 1377-00-249-9433 is a Cartridge,impulse, classified under FSC 1377, Cartridge and Propellant Actuated Devices and Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1377-00-999-7462. Verify interchangeability with system specifications before substitution.
Key specifications for 1377-00-249-9433: Wrenching Facility: NOT INCLUDED; Body Diameter: 0.625 INCHES NOMINAL IN; Case Threaded Electrical Connection: NOT INCLUDED; Terminal Type: PIN. 22 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 1377-00-249-9433 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.