The Catapult,aircraft Ejection Seat, cataloged under National Stock Number 1377-00-262-1679, is classified within Federal Supply Class 1377 (Cartridge and Propellant Actuated Devices and Components) of the Ammunition and Explosives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1377-00-262-1679 |
| Item Name | Catapult,aircraft Ejection Seat |
| FSC / FSG | 1377 / 13 — Cartridge and Propellant Actuated Devices and Components |
| Status | ACTIVE |
| Actuation Method | GAS AND ROCKET MOTOR |
| Model Number | CKU-5/A |
| Net Explosive Weight | 5.5 STORAGE POUNDS AND 5.5 TRANSPORTATION POUNDS |
| Dot Proper Shipping Name | ROCKET MOTORS |
| Actuator Model Number | MODEL NO.OF ACTUATOR NOT ASSIGNED |
| Criticality Code Justification | EXWT |
| Dot Identification Number | UN0186 |
| Dot Registration Code | EX1988090801 |
| Training Usage Feature | NOT INCLUDED |
| Dod Ammunition Code | 1377-M945 |
| Actuator | INCLUDED |
| Dot Hazard Class/division | 1.3 |
| Hazardous Material Classification Code | 1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION |
| Unable to Decode | UNABLE TO DECODE |
| Dot Warning Label Code | 1.3C |
| Gross Weight | 43.5 SHIPPING CONTAINER POUNDS |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY THE ACTUATED METHOD |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | Hazardous per DLA record (HMIC Y) DOT hazard class/division 1.3 · UN ID UN0186 · warning label 1.3C · 1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION · ships as ROCKET MOTORS |
| Criticality Code | F |
| Reference | Meaning |
|---|---|
| 11743975 | 3/1 Design control — primary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| CKU5A | 5/1 Secondary reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| CKU-5/A | 5/9 Secondary reference U.S. Government activity |
| 1377-M945 | 6/9 Informative reference only U.S. Government activity |
NSN 1377-00-262-1679 is a Catapult,aircraft Ejection Seat, classified under FSC 1377, Cartridge and Propellant Actuated Devices and Components. Status: active.
Key specifications for 1377-00-262-1679: Actuation Method: GAS AND ROCKET MOTOR; Model Number: CKU-5/A; Net Explosive Weight: 5.5 STORAGE POUNDS AND 5.5 TRANSPORTATION POUNDS; Dot Proper Shipping Name: ROCKET MOTORS. 17 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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 1377-00-262-1679 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.