The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-00-549-4755, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Vertex Modernization and Sustainment Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-549-4755 |
| Primary Part Number | 402-0207 |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Vertex Modernization and Sustainment Llc |
| Status | ACTIVE |
| Input Shaft Quantity | 1 |
| Design Type | SINGLE REDUCTION |
| Lubrication System | PREGREASED |
| Input Shaft Type | STRAIGHT |
| Shaft Position | SHAFTS PARALLEL TO AXIS, PROTUDES FROM FRONT AND REAR |
| Total Ratio | 4 TO 1 |
| Output Shaft Type | STRAIGHT |
| Output Shaft Quantity | 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 402-0207 PRIMARY | Vertex Modernization and Sustainment Llc (USA) |
| Reference | Meaning |
|---|---|
| U9-2 | 5/9 Secondary reference Pioneer Industries, Llc |
| 402-0207 | 5/9 Secondary reference Raytheon E-Systems, Inc |
| U9-2 | 5/9 Secondary reference Roller Bearing Co of America, Inc Div Pic Design |
NSN 3010-00-549-4755 is a Gear Assembly,speed Decreaser, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-549-4755 has 1 manufacturer part number on file: 402-0207 (Vertex Modernization and Sustainment Llc).
Key specifications for 402-0207: Input Shaft Quantity: 1; Design Type: SINGLE REDUCTION; Lubrication System: PREGREASED; Input Shaft Type: STRAIGHT. 8 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.
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.