The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-01-247-9728, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Westfield Precision Products. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-247-9728 |
| Primary Part Number | 4108-001 |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Westfield Precision Products |
| Status | ACTIVE |
| Input Shaft Quantity | 1 |
| Design Type | SINGLE REDUCTION |
| Lubrication System | GREASED BALL BEARING |
| Input Shaft Type | PINION |
| Shaft Position | OUTPUT SHAFT EXTENDS VERTICALLY DOWN 4 INCHES IN |
| Total Ratio | INPUT TO OUTPUT 64 TO 1 |
| Output Shaft Type | PINION |
| 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 |
|---|---|
| 4108-001 PRIMARY | Westfield Precision Products (USA) |
| 175146-1 PRIMARY | Cgi, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3718210-1 | 7/2 Vendor item drawing reference Honeywell Intl Dba Honeywell Div Business and General Aviation |
| 3718210-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 3010-01-247-9728 is a Gear Assembly,speed Decreaser, manufactured by Westfield Precision Products, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-247-9728 has 2 manufacturer part numbers on file: 4108-001 (Westfield Precision Products), 175146-1 (Cgi, Inc.).
Key specifications for 4108-001: Input Shaft Quantity: 1; Design Type: SINGLE REDUCTION; Lubrication System: GREASED BALL BEARING; Input Shaft Type: PINION. 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.