The Initiator,cartridge Actuated, cataloged under National Stock Number 1377-00-433-9543, is classified within Federal Supply Class 1377 (Cartridge and Propellant Actuated Devices and Components) of the Ammunition and Explosives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1377-00-433-9543 |
| Item Name | Initiator,cartridge Actuated |
| FSC / FSG | 1377 / 13 — Cartridge and Propellant Actuated Devices and Components |
| Status | ACTIVE |
| Model Number | JAU1/B |
| Net Explosive Weight | 0.00101 STORAGE POUNDS AND 0.00101 TRANSPORTATION POUNDS |
| Package Model Number | NONE |
| Dot Proper Shipping Name | CARTRIDGES, POWER DEVICE |
| Dot Identification Number | UN0276 |
| Dot Registration Code | EX1988050756 |
| Cartridge Model Number | MK125 MOD 0 |
| Dod Ammunition Code | 1377-M723 |
| Detonation Initiation Method | GAS |
| Hazardous Material Classification Code | 1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Cartridge | INCLUDED |
| Cartridge Design Type | INSTANTANEOUS |
| Reference Number Differentiating Characteristics | AGUC AGXZ AJYJ |
| 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 |
|---|---|
| DL275AS100 | 3/1 Design control — primary reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 1377-M723 | 6/9 Informative reference only U.S. Government activity |
NSN 1377-00-433-9543 is a Initiator,cartridge Actuated, classified under FSC 1377, Cartridge and Propellant Actuated Devices and Components. Status: active.
Key specifications for 1377-00-433-9543: Model Number: JAU1/B; Net Explosive Weight: 0.00101 STORAGE POUNDS AND 0.00101 TRANSPORTATION POUNDS; Package Model Number: NONE; Dot Proper Shipping Name: CARTRIDGES, POWER DEVICE. 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 1377-00-433-9543 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.