The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-00-159-9012, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Mtu Aero Engines Ag. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-159-9012 |
| Primary Part Number | 5009T21G02 |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Mtu Aero Engines Ag |
| Status | ACTIVE |
| Input Shaft Quantity | 1 |
| Design Type | DUAL REDUCTION |
| Gear Type | SPUR |
| Input Shaft Type | SPLINE |
| Shaft Position | INPUT AND OUTPUT SHAFTS EXTENDS RIGHT TO LEFT |
| Output Shaft Type | STEPPED |
| Output Shaft Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 5009T21G02 | Mtu Aero Engines Ag (DEU) |
| Reference | Meaning |
|---|---|
| 5009T21G02 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3010-00-159-9012 is a Gear Assembly,speed Decreaser, manufactured by Mtu Aero Engines Ag, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-159-9012 has 1 manufacturer part number on file: 5009T21G02 (Mtu Aero Engines Ag).
Key specifications for 5009T21G02: Input Shaft Quantity: 1; Design Type: DUAL REDUCTION; Gear Type: SPUR; Input Shaft Type: SPLINE. 7 specifications are 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 3010-00-159-9012 has DEMIL Code Q. 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.