The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-00-373-9646, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Cae Usa Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-373-9646 |
| Primary Part Number | 88149 |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Cae Usa Inc. |
| Status | ACTIVE |
| Input Shaft Quantity | 1 |
| Design Type | QUINTUPLE REDUCTION |
| Gear Type | SPUR |
| Input Shaft Type | STRAIGHT |
| Shaft Position | OUTPUT SHAFT EXTENDS FROM BACK AS VIEWED FROM DRIVER |
| Total Ratio | 3125 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 |
|---|---|
| 88149 PRIMARY | Cae Usa Inc. (USA) |
| Reference | Meaning |
|---|---|
| 88149 | 5/9 Secondary reference Raytheon Technical Services Company |
NSN 3010-00-373-9646 is a Gear Assembly,speed Decreaser, manufactured by Cae Usa Inc., classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-373-9646 has 1 manufacturer part number on file: 88149 (Cae Usa Inc.).
1 possible match (shared part number, not a government interchangeability claim): 1075-01-192-1304. Verify interchangeability with system specifications before substitution.
Key specifications for 88149: Input Shaft Quantity: 1; Design Type: QUINTUPLE REDUCTION; Gear Type: SPUR; 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.