The Manifold Assembly,hydraulic, cataloged under National Stock Number 1650-01-438-7455, 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 Circor Aerospace, Inc. Div Circor. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1650-01-438-7455 |
| Primary Part Number | 3343504-1 |
| Item Name | Manifold Assembly,hydraulic |
| FSC / FSG | 1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components |
| Manufacturer | Circor Aerospace, Inc. Div Circor |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 1.430 INCHES IN |
| End Item Design Control Activity | 98897 |
| Connection Type | BRAZING, PIPE |
| End Connection Quantity | 2 |
| End Item Identification Designator | LOCKHEED STEERING CYLINDER |
| Material | STEEL |
| 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 |
|---|---|
| 3343504-1 | Circor Aerospace, Inc. Div Circor (USA) |
| 3343504-1 | Airborne Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 3343504-3 | 5/9 Secondary reference U.S. Government activity |
| 3343504 | D/9 Drawing number reference only U.S. Government activity |
| 3343504-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1650-01-438-7455 is a Manifold Assembly,hydraulic, manufactured by Circor Aerospace, Inc. Div Circor, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.
NSN 1650-01-438-7455 has 2 manufacturer part numbers on file: 3343504-1 (Circor Aerospace, Inc. Div Circor), 3343504-1 (Airborne Technologies, Inc.).
Key specifications for 3343504-1: Nominal Pipe Size Accommodated: 1.430 INCHES IN; End Item Design Control Activity: 98897; Connection Type: BRAZING, PIPE; End Connection Quantity: 2. 6 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.