The Catapult,aircraft Ejection Seat, cataloged under National Stock Number 1377-00-992-0831, is classified within Federal Supply Class 1377 (Cartridge and Propellant Actuated Devices and Components) of the Ammunition and Explosives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1377-00-992-0831 |
| Item Name | Catapult,aircraft Ejection Seat |
| FSC / FSG | 1377 / 13 — Cartridge and Propellant Actuated Devices and Components |
| Status | ACTIVE |
| Actuation Method | ROCKET MOTOR |
| Model Number | MK 1 MOD 1 |
| Supplementary Features | UNIT PACKAGE QUANTITY IS 2 |
| Training Usage Feature | NOT INCLUDED |
| Dod Ammunition Code | 1377-M326 |
| Actuator | NOT INCLUDED |
| Hazardous Material Classification Code | II-B COAST GUARD CLASS AND 1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND J DEPARTMENT OF TRANSPORTATION CLASS AND III FIREFIGHTING GROUP AND (00) INHABITED BUILDING DISTANCE AND C STORAGE COMPATIBILITY GROUP |
| Reference Number Differentiating Characteristics | AGUC,AGXZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) II-B COAST GUARD CLASS AND 1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND J DEPARTMENT OF TRANSPORTATION CLASS AND III FIREFIGHTING GROUP AND (00) INHABITED BUILDING DISTANCE AND C STORAGE COMPATIBILITY GROUP |
| Criticality Code | N |
| Reference | Meaning |
|---|---|
| 1377-M326 | 6/9 Informative reference only U.S. Government activity |
| LD269397 | 3/1 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 1377-00-992-0831 is a Catapult,aircraft Ejection Seat, classified under FSC 1377, Cartridge and Propellant Actuated Devices and Components. Status: active.
Key specifications for 1377-00-992-0831: Actuation Method: ROCKET MOTOR; Model Number: MK 1 MOD 1; Supplementary Features: UNIT PACKAGE QUANTITY IS 2; Overall Length: 45.623 INCHES NOMINAL IN. 8 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 1377-00-992-0831 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.