The Driver,pump Coupling, cataloged under National Stock Number 1650-00-014-1817, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1650-00-014-1817 |
| Item Name | Driver,pump Coupling |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL ALLOY; 9 EXRTERNAL SPLINES,20/40 DIAMETRAL PITCH,30 DEGREE PRESSURE ANGLE; 8 INTERNAL SPLINES,32.64 DIAMETRAL PITCH,30 DEGREE PRESSURE |
| 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 |
|---|---|
| 56925 | 3/2 Design control — primary reference U.S. Government activity |
| 56925 | 5/1 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
| 56925 | 5/9 Secondary reference Denison Hydraulics France SAS |
NSN 1650-00-014-1817 is a Driver,pump Coupling, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5330-00-896-2182. Verify interchangeability with system specifications before substitution.
Key specifications for 1650-00-014-1817: General Characteristics Item Description: STEEL ALLOY; 9 EXRTERNAL SPLINES,20/40 DIAMETRAL PITCH,30 DEGREE PRESSURE ANGLE; 8 INTERNAL SPLINES,32.64 DIAMETRAL PITCH,30 DEGREE PRESSURE. 1 specification is 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.