The Coupling,shaft,flexible, cataloged under National Stock Number 3010-01-044-9993, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3010-01-044-9993 |
| Item Name | Coupling,shaft,flexible |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Status | ACTIVE |
| Securing Method | CLAMP BOTH ENDS |
| Bore Length | 0.3000 INCHES NOMINAL BOTH ENDS IN |
| Design Type | CLAMPING HUB |
| Outside Diameter | 1.000 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT BOTH ENDS |
| Bore Diameter | 0.3750 INCHES NOMINAL FIRST END IN |
| Bore Diameter | 0.2500 INCHES NOMINAL SECOND 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 |
| Reference | Meaning |
|---|---|
| 5005 | D/9 Drawing number reference only Matthew Warren, Inc Div Helical Products |
| 5005-128 | 3/9 Design control — primary reference Matthew Warren, Inc Div Helical Products |
NSN 3010-01-044-9993 is a Coupling,shaft,flexible, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5310-01-610-4677. Verify interchangeability with system specifications before substitution.
Key specifications for 3010-01-044-9993: Securing Method: CLAMP BOTH ENDS; Bore Length: 0.3000 INCHES NOMINAL BOTH ENDS IN; Design Type: CLAMPING HUB; Overall Length: 1.250 INCHES NOMINAL IN. 7 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.