The Restrictor,fluid Flow, cataloged under National Stock Number 4730-01-107-2163, 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 The Boeing Company Div Defense. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 9 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-107-2163 |
| Primary Part Number | 74A450612-2001 |
| Item Name | Restrictor,fluid Flow |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Length | 0.405 INCHES NOMINAL IN |
| Thread Provision | UNTHREADED LOCATION NOT OTHERWISE SPECIFIED |
| Design Type | PLATE |
| Outside Diameter | 2.878 INCHES MINIMUM AND 2.880 INCHES MAXIMUM IN |
| Material | STEEL |
| Orifice Diameter | 1.250 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 |
|---|---|
| 74A450612-2001 | Israel Aerospace Industries Ltd.shl-Aero Assemblies Division (ISR) |
| 74A450612-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A450612-2001 | Goodrich Corporation (USA) |
| 74A450612-2001 | Circor Aerospace, Inc. Div Circor (USA) |
| 74A450612-2001 | Safran Landing Systems Canada Inc. (CAN) |
| 74A450612-2001 | Heroux-Devtek Inc (CAN) |
| Reference | Meaning |
|---|---|
| 74A450612-2001 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 1958-C-11 | 5/9 Secondary reference Goodrich Corporation Div Advanced Structures Landing Systems |
| 74A450612 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 10108522 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A450612-2001 | 5/9 Secondary reference Israel Aerospace Industries Ltd. Shl - Aero Assemblies Division |
| 1958C-11 | 5/9 Secondary reference Webluk Machine Corp |
| 74A450612-2001 | 5/9 Secondary reference Circor Aerospace, Inc. Dba Circor Aerospace Machining Center |
| 74A450612-2001 | 5/9 Secondary reference All Tools, Inc. Dba E2 Precision Products |
| 74A450612-2001 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
NSN 4730-01-107-2163 is a Restrictor,fluid Flow, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-107-2163 has 6 manufacturer part numbers on file: 74A450612-2001 (Israel Aerospace Industries Ltd.shl-Aero Assemblies Division), 74A450612-2001 (The Boeing Company Div Defense), 74A450612-2001 (Goodrich Corporation), 74A450612-2001 (Circor Aerospace, Inc. Div Circor), 74A450612-2001 (Safran Landing Systems Canada Inc.) and 1 more.
Key specifications for 74A450612-2001: Length: 0.405 INCHES NOMINAL IN; Thread Provision: UNTHREADED LOCATION NOT OTHERWISE SPECIFIED; Design Type: PLATE; Outside Diameter: 2.878 INCHES MINIMUM AND 2.880 INCHES MAXIMUM IN. 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.