The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-397-5790, 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 13 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-397-5790 |
| Primary Part Number | F-202-EB-2.374X.625/1.688X.380 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Ameridrives International Llc Dba Ameridrives International Llc |
| Status | ACTIVE |
| Keyway Depth | 0.6250 INCHES NOMINAL FIRST END IN |
| Keyway Depth | 0.3800 INCHES NOMINAL SECOND END IN |
| Bore Length | 2.4400 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INTERNAL GEAR |
| Keying Facility Type | KEYWAY BOTH ENDS |
| Outside Diameter | 7.000 INCHES NOMINAL IN |
| Features Provided | KEYWAY AND EXPOSED COUPLING BOLT TYPE AND STANDARD GRID SPRING |
| Bore Shape | STRAIGHT BOTH ENDS |
| Keying Facility Quantity | 1 BOTH ENDS |
| Keyway Width | 0.625 INCHES NOMINAL FIRST END IN |
| Keyway Width | 0.380 INCHES NOMINAL SECOND END IN |
| Bore Diameter | 1.6880 INCHES NOMINAL SECOND END IN |
| Bore Diameter | 2.3740 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 |
|---|---|
| F-202-EB-2.374X.625/1.688X.380 PRIMARY | Ameridrives International Llc Dba Ameridrives International Llc (USA) |
| 5B8-05140 | Ameridrives International Llc Dba Ameridrives International Llc (USA) |
| Reference | Meaning |
|---|---|
| 5B8-05140 | 7/2 Vendor item drawing reference Lake Shore Systems, Inc. |
| 5B8-05140-2.374 | C/1 Advisory reference — outside the item-of-supply concept Lake Shore Systems, Inc. |
| SERIES F SIZE 202 | 5/1 Secondary reference Ameridrives International Llc Dba Ameridrives International Llc |
| 5B8-05140-1.688 | C/1 Advisory reference — outside the item-of-supply concept Lake Shore Systems, Inc. |
| F-202-EB | C/1 Advisory reference — outside the item-of-supply concept Ameridrives International Llc Dba Ameridrives International Llc |
NSN 3010-01-397-5790 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 3010-01-397-5790 has 2 manufacturer part numbers on file: F-202-EB-2.374X.625/1.688X.380 (Ameridrives International Llc Dba Ameridrives International Llc), 5B8-05140 (Ameridrives International Llc Dba Ameridrives International Llc).
Key specifications for F-202-EB-2.374X.625/1.688X.380: Keyway Depth: 0.6250 INCHES NOMINAL FIRST END IN; Keyway Depth: 0.3800 INCHES NOMINAL SECOND END IN; Bore Length: 2.4400 INCHES NOMINAL BOTH ENDS IN; Design Type: INTERNAL GEAR. 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.