The Piston,flutter Dampener, cataloged under National Stock Number 1650-00-787-0634, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. The manufacturer of record is Metadure Parts & Sales, Inc. Dba Worldwide Aeronautical Components. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1650-00-787-0634 |
| Primary Part Number | 307064 |
| Item Name | Piston,flutter Dampener |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Metadure Parts & Sales, Inc. Dba Worldwide Aeronautical Components |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINIUM ALLOY BAR; SURFACES ALL ADODIZED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 307064 PRIMARY | Metadure Parts & Sales, Inc. Dba Worldwide Aeronautical Components (USA) |
| Reference | Meaning |
|---|---|
| 307064 | 5/9 Secondary reference Vibratech Inc |
| 307064REVJ | 5/9 Secondary reference Metadure Parts & Sales, Inc. Dba Worldwide Aeronautical Components |
| 307064 | 5/9 Secondary reference Houdaille Industries Inc |
| 307064REVJ | 5/9 Secondary reference Houdaille Industries Inc |
NSN 1650-00-787-0634 is a Piston,flutter Dampener, manufactured by Metadure Parts & Sales, Inc. Dba Worldwide Aeronautical Components, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-00-787-0634 has 1 manufacturer part number on file: 307064 (Metadure Parts & Sales, Inc. Dba Worldwide Aeronautical Components).
1 possible match (shared part number, not a government interchangeability claim): 5930-01-256-4392. Verify interchangeability with system specifications before substitution.
Key specifications for 307064: General Characteristics Item Description: ALUMINIUM ALLOY BAR; SURFACES ALL ADODIZED. 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.
NSN 1650-00-787-0634 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.