The Accumulator,pneumatic, cataloged under National Stock Number 1650-00-515-2015, 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 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 1650-00-515-2015 |
| Item Name | Accumulator,pneumatic |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Status | ACTIVE |
| Bleeder Opening | INCLUDED |
| Cubic Capacity | 295.000 CUBIC INCHES |
| Port Screw Thread Diameter | 0.438 INCHES NOMINAL IN |
| Port Screw Thread Series Designator | UNF |
| Shape | CYLINDRICAL |
| Operating Pressure | 1800.000 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Port Screw Thread Quantity Per Inch | 18.000 |
| Thread Class | 3 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 871466 | 3/2 Design control — primary reference U.S. Government activity |
| 871466 | 5/9 Secondary reference Kidde-Fenwal, Llc |
NSN 1650-00-515-2015 is a Accumulator,pneumatic, 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): 4730-00-770-1570. Verify interchangeability with system specifications before substitution.
Key specifications for 1650-00-515-2015: Overall Height: 5.280 INCHES NOMINAL IN; Bleeder Opening: INCLUDED; Cubic Capacity: 295.000 CUBIC INCHES; Port Screw Thread Diameter: 0.438 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1650-00-515-2015 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.