The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-384-5992, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-384-5992 |
| Primary Part Number | 1321391 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Bushing Material | STEEL |
| Spline Minor Diameter | 1.1250 INCHES NOMINAL FIRST END IN |
| Spline Minor Diameter | 0.9000 INCHES NOMINAL SECOND END IN |
| Design Type | BUSHING |
| Spline Length | 1.250 INCHES NOMINAL SECOND END IN |
| Spline Length | 1.250 INCHES NOMINAL FIRST END IN |
| Spline Major Diameter | 1.1250 INCHES NOMINAL FIRST END IN |
| Spline Major Diameter | 1.0000 INCHES NOMINAL SECOND END IN |
| Outside Diameter | 3.875 INCHES NOMINAL IN |
| Features Provided | EXPOSED COUPLING BOLT TYPE AND SHROUDED COUPLING BOLT TYPE |
| Bore Shape | SPLINED BOTH ENDS |
| Spline Quantity | 19 SECOND END |
| Spline Quantity | 19 FIRST END |
| 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 |
|---|---|
| 1321391 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1321391 | C/1 Advisory reference — outside the item-of-supply concept Tec Design & Manufacturing, Inc. |
NSN 3010-00-384-5992 is a Coupling,shaft,flexible, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-384-5992 has 1 manufacturer part number on file: 1321391 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 1321391: Bushing Material: STEEL; Spline Minor Diameter: 1.1250 INCHES NOMINAL FIRST END IN; Spline Minor Diameter: 0.9000 INCHES NOMINAL SECOND END IN; Design Type: BUSHING. 13 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.