The Coupling,shaft,rigid, cataloged under National Stock Number 3010-01-073-5569, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3010-01-073-5569 |
| Primary Part Number | 961B888-001 |
| Item Name | Coupling,shaft,rigid |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| Bore Length | 3.745 INCHES NOMINAL FIRST END IN |
| Overall Diameter | 3.375 INCHES NOMINAL IN |
| Style Designator | PLAIN SLEEVE |
| Bore Shape | STRAIGHT FIRST END |
| Body Material | STEEL |
| Bore Diameter | 2.000 INCHES NOMINAL FIRST END IN |
| 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 |
|---|---|
| 961B888-001 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| Reference | Meaning |
|---|---|
| 961B888 | D/9 Drawing number reference only General Electric Company |
| 961B888-001 | 5/9 Secondary reference General Electric Company |
| 961B888 | 5/9 Secondary reference Ships Parts Inc |
NSN 3010-01-073-5569 is a Coupling,shaft,rigid, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-073-5569 has 1 manufacturer part number on file: 961B888-001 (Timken Gears & Services Inc. Div Philadelphia Gear).
Key specifications for 961B888-001: Bore Length: 3.745 INCHES NOMINAL FIRST END IN; Overall Diameter: 3.375 INCHES NOMINAL IN; Style Designator: PLAIN SLEEVE; Overall Length: 3.745 INCHES NOMINAL3.745 INCHES NOMINAL IN. 6 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.