The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-407-0688, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Ameridrives International Llc Dba Ameridrives International Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3010-01-407-0688 |
| Primary Part Number | F-201 1/4/1 IN.BORE |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Ameridrives International Llc Dba Ameridrives International Llc |
| Status | ACTIVE |
| Bore Length | 1.6900 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INTERNAL GEAR |
| Outside Diameter | 4.000 INCHES NOMINAL IN |
| Features Provided | STANDARD GRID SPRING |
| Bore Shape | STRAIGHT BOTH ENDS |
| Bore Diameter | 1.0000 INCHES NOMINAL BOTH ENDS 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 |
|---|---|
| F-201 1/4/1 IN.BORE PRIMARY | Ameridrives International Llc Dba Ameridrives International Llc (USA) |
| Reference | Meaning |
|---|---|
| 4D07579-001 | 3/2 Design control — primary reference U.S. Government activity |
| 1938E72FN13 | 5/2 Secondary reference U.S. Government activity |
NSN 3010-01-407-0688 is a Coupling,shaft,flexible, manufactured by Ameridrives International Llc Dba Ameridrives International Llc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-407-0688 has 1 manufacturer part number on file: F-201 1/4/1 IN.BORE (Ameridrives International Llc Dba Ameridrives International Llc).
1 possible match (shared part number, not a government interchangeability claim): 2090-01-412-8585. Verify interchangeability with system specifications before substitution.
Key specifications for F-201 1/4/1 IN.BORE: Bore Length: 1.6900 INCHES NOMINAL BOTH ENDS IN; Design Type: INTERNAL GEAR; Overall Length: 3.500 INCHES NOMINAL IN; Outside Diameter: 4.000 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.