The Restrictor,fluid Flow, cataloged under National Stock Number 4730-00-907-1823, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-907-1823 |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Length | 0.163 INCHES NOMINAL IN |
| Design Type | PLATE |
| Outside Diameter | 3.085 INCHES MINIMUM AND 3.241 INCHES MAXIMUM IN |
| Specification/standard Data | 81348-QQ-C-576 GOVERNMENT SPECIFICATION |
| Material | COPPER |
| Orifice Diameter | 2.828 INCHES MINIMUM AND 2.833 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 389901-3 | 5/9 Secondary reference Conquest Machine, Inc. Div Bayjet Military Sales |
| 4730PL1140801 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 389901-3 | 3/2 Design control — primary reference U.S. Government activity |
| 389901-3 | 5/1 Secondary reference Aero Engineering & Manufacturing Company of California, Llc Dba Aeroengineering & Manufacturing Co |
NSN 4730-00-907-1823 is a Restrictor,fluid Flow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 1560-01-628-0101. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-00-907-1823: Length: 0.163 INCHES NOMINAL IN; Design Type: PLATE; Outside Diameter: 3.085 INCHES MINIMUM AND 3.241 INCHES MAXIMUM IN; Specification/standard Data: 81348-QQ-C-576 GOVERNMENT SPECIFICATION. 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.