The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-209-2926, 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 Raytheon Company Dba Raytheon Co. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-209-2926 |
| Primary Part Number | 5365215-6 |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Length | 1.940 INCHES NOMINAL IN |
| Thread Provision | THREADED LOCATION NOT OTHERWISE SPECIFIED |
| Design Type | TUBULAR, HEX SHAPE |
| Thread Series | UNF LOCATION NOT OTHERWISE SPECIFIED |
| Hose/tube Size for Which Designed | 1/2 IN. OD TUBE IN |
| Outside Diameter | 0.970 INCHES MINIMUM AND 1.030 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Thread Size Designator | 0.750-16 LOCATION NOT OTHERWISE SPECIFIED |
| Surface Treatment | PASSIVATE |
| Thread Class | 2B LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL CORROSION RESISTING |
| Orifice Diameter | 0.206 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 |
|---|---|
| 5365215-6 PRIMARY | Raytheon Company Dba Raytheon Co (USA) |
| 5365215-6 | Raytheon Company (USA) |
| 5365215-6 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5365215-6 | 5/9 Secondary reference Raytheon Company Div Corp |
| 5365215 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4730-01-209-2926 is a Restrictor,fluid Flow, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-209-2926 has 3 manufacturer part numbers on file: 5365215-6 (Raytheon Company Dba Raytheon Co), 5365215-6 (Raytheon Company), 5365215-6 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-214-4265. Verify interchangeability with system specifications before substitution.
Key specifications for 5365215-6: Length: 1.940 INCHES NOMINAL IN; Thread Provision: THREADED LOCATION NOT OTHERWISE SPECIFIED; Design Type: TUBULAR, HEX SHAPE; Thread Series: UNF LOCATION NOT OTHERWISE SPECIFIED. 12 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.