The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-189-9009, 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 Reidville Hydraulics & Mfg Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-189-9009 |
| Primary Part Number | WT48845W |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Reidville Hydraulics & Mfg Inc |
| Status | ACTIVE |
| Thread Provision | UNTHREADED SINGLE PROVISION |
| Design Type | PLATE |
| Outside Diameter | 0.438 INCHES NOMINAL IN |
| Material | COPPER ALLOY |
| Orifice Diameter | 0.219 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 |
|---|---|
| 71602-1 PIECE139 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| WT48845W PRIMARY | Reidville Hydraulics & Mfg Inc (USA) |
| Reference | Meaning |
|---|---|
| WT48845W | 5/9 Secondary reference Eaton Aerospace, Llc Dba Jackson South |
| 48845 | 5/9 Secondary reference Eaton Aerospace, Llc Dba Jackson South |
NSN 4730-01-189-9009 is a Restrictor,fluid Flow, manufactured by Reidville Hydraulics & Mfg Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-189-9009 has 2 manufacturer part numbers on file: 71602-1 PIECE139 (Eaton Aerospace, Llc Dba Jackson South), WT48845W (Reidville Hydraulics & Mfg Inc).
Key specifications for WT48845W: Thread Provision: UNTHREADED SINGLE PROVISION; Design Type: PLATE; Outside Diameter: 0.438 INCHES NOMINAL IN; Material: COPPER ALLOY. 5 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.