The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-594-7652, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 11 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-594-7652 |
| Primary Part Number | 2532233 |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Length | 1.375 INCHES NOMINAL IN |
| Thread Provision | THREADED SINGLE PROVISION |
| Design Type | TUBULAR |
| Thread Series | UNEF SINGLE PROVISION |
| Thread Length | 0.404 INCHES NOMINAL SINGLE PROVISION IN |
| Outside Diameter | 0.623 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND SINGLE PROVISION |
| Thread Size Designator | 0.438 28 SINGLE PROVISION |
| Thread Class | 3B SINGLE PROVISION |
| Material | STEEL |
| Orifice Diameter | 0.438 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2532233 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 4730-01-594-7652 is a Restrictor,fluid Flow, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-594-7652 has 1 manufacturer part number on file: 2532233 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 2532233: Length: 1.375 INCHES NOMINAL IN; Thread Provision: THREADED SINGLE PROVISION; Design Type: TUBULAR; Thread Series: UNEF SINGLE PROVISION. 11 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.