The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-591-0272, 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 3 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-591-0272 |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Length | 1.860 INCHES MAXIMUM IN |
| Design Type | TUBULAR |
| Outside Diameter | 0.18705 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 |
| Reference | Meaning |
|---|---|
| 3751813-2 | 5/1 Secondary reference Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| 4404026-1 FIND 65 | 5/1 Secondary reference Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| JEVA1855450D | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-591-0272 is a Restrictor,fluid Flow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-591-0272: Length: 1.860 INCHES MAXIMUM IN; Design Type: TUBULAR; Outside Diameter: 0.18705 INCHES NOMINAL IN; Special Features: PIN MEASUREMENT IS 1.211 INCHES DIA. 0.140 INCHES MAX WORKING PRESSURE 3030 PSID MIN DISC PASSAGE SCREEN AREA 0.67SQ INCH SCREEN HOLE SIZE 0.015 INCHES IN. 3 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.