The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-00-768-9820, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ships Machinery International, Inc.. Government technical data includes 10 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. 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 | 3010-00-768-9820 |
| Primary Part Number | 865-104 |
| Item Name | Gear Assembly,speed Decreaser |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Ships Machinery International, Inc. |
| Status | ACTIVE |
| Input Shaft Quantity | 1 |
| Design Type | DUAL REDUCTION |
| Gear Type | SPUR |
| Lubrication System | GREASE RESERVOIR |
| Features Provided | SHIPBOARD USAGE DESIGN |
| Input Shaft Type | STRAIGHT W/KEYWAY |
| Shaft Position | OUTPUT SHAFT EXTENDS LEFT,INPUT SHAFT EXTENDS RIGHT 180 DEG FROM OUTPUT |
| Total Ratio | 4.630 TO 1 |
| Output Shaft Type | STRAIGHT W/KEYWAY |
| 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 |
|---|---|
| 865-104 PRIMARY | Ships Machinery International, Inc. (USA) |
| 586-020-00 | Ships Machinery International, Inc. (USA) |
NSN 3010-00-768-9820 is a Gear Assembly,speed Decreaser, manufactured by Ships Machinery International, Inc., classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-768-9820 has 2 manufacturer part numbers on file: 865-104 (Ships Machinery International, Inc.), 586-020-00 (Ships Machinery International, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-696-2865. Verify interchangeability with system specifications before substitution.
Key specifications for 865-104: Input Shaft Quantity: 1; Design Type: DUAL REDUCTION; Gear Type: SPUR; Lubrication System: GREASE RESERVOIR. 10 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.