The Tube,extension,ejec, cataloged under National Stock Number 1680-01-059-4501, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 1680-01-059-4501 |
| Item Name | Tube,extension,ejec |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY 7075-T6511,QQ-A-200/11,7.135 IN. LG,1.094 IN. OD,EXT SPLINE 1.027 IN. DIA WITH 34 TEETH AND 30.0 DEG PRESSURE ANGLE,INTERNAL SPLINE WITH 0.737 IN. MAJOR DIA,27 TEETH AND A 30.0 DEG PRESSURE ANGLE,ONE END EXTERNALLY THD WITH 0.938 IN. DIA AND 28UN-2A THD,INTERNALLY THD MATING END 0.786 IN. ID WITH 32UN-2B THD A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 19565 | 3/9 Design control — primary reference Lucas Aerospace Power Equipment Corporation |
| 19565 | 5/9 Secondary reference Goodrich Corporation Dba Trw Lucas Aerospace |
NSN 1680-01-059-4501 is a Tube,extension,ejec, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
Key specifications for 1680-01-059-4501: General Characteristics Item Description: ALUMINUM ALLOY 7075-T6511,QQ-A-200/11,7.135 IN. LG,1.094 IN. OD,EXT SPLINE 1.027 IN. DIA WITH 34 TEETH AND 30.0 DEG PRESSURE ANGLE,INTERNAL SPLINE WITH 0.737 IN. MAJOR DIA,27 TEETH AND A 30.0 DEG PRESSURE ANGLE,ONE END EXTERNALLY THD WITH 0.938 IN. DIA AND 28UN-2A THD,INTERNALLY THD MATING END 0.786 IN. ID WITH 32UN-2B THD A; End Item Identification: ACFT EJECTION SEAT,T-38A A. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1680-01-059-4501 has DEMIL Code B. 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.