The Coupling,shaft,flexible, cataloged under National Stock Number 3010-00-404-8301, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Viking Technologies, Ltd.. Government technical data includes 9 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-00-404-8301 |
| Primary Part Number | 104-250-3 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Viking Technologies, Ltd. |
| Status | ACTIVE |
| Securing Method | THREADED HOLE(S) BOTH ENDS |
| Threaded Hole Location | BOTH ENDS: 0.156 IN. FROM END OF HUB 90 DEG APART IN |
| Bore Length | 1.1880 INCHES NOMINAL BOTH ENDS IN |
| Design Type | INSULATOR W/SPRING ACTION |
| Bore Shape | STRAIGHT BOTH ENDS |
| Threaded Hole Quantity | 4 BOTH ENDS |
| Thread Size Designator | 8-32 BOTH ENDS |
| Width | 1.312 INCHES NOMINAL IN |
| Bore Diameter | 0.3780 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 |
|---|---|
| 9986809 | Us Army Aviation and Missile Command (USA) |
| 104-250-3 PRIMARY | Viking Technologies, Ltd. (USA) |
| Reference | Meaning |
|---|---|
| 25T1004 | 5/9 Secondary reference U.S. Government activity |
| 104-250-3 | 5/9 Secondary reference Viking Technologies, Ltd. |
| 104-2503 | 5/9 Secondary reference Viking Technologies, Ltd. |
| 25T1004 | 5/9 Secondary reference General Dynamics Mission Systems, Inc. Dba Gdms |
NSN 3010-00-404-8301 is a Coupling,shaft,flexible, manufactured by Viking Technologies, Ltd., classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-00-404-8301 has 2 manufacturer part numbers on file: 9986809 (Us Army Aviation and Missile Command), 104-250-3 (Viking Technologies, Ltd.).
Key specifications for 104-250-3: Securing Method: THREADED HOLE(S) BOTH ENDS; Threaded Hole Location: BOTH ENDS: 0.156 IN. FROM END OF HUB 90 DEG APART IN; Bore Length: 1.1880 INCHES NOMINAL BOTH ENDS IN; Design Type: INSULATOR W/SPRING ACTION. 9 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.