The Ferrule,swage,tube Coupling, cataloged under National Stock Number 4730-01-343-8718, 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 Hydraflow. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-343-8718 |
| Primary Part Number | VC020-40AE |
| Item Name | Ferrule,swage,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hydraflow |
| Status | ACTIVE |
| Slot Quantity | 5 |
| Style Designator | SINGLE FLANGE |
| Flange Inside Diameter | 4.970 INCHES NOMINAL IN |
| Sleeve Outside Diameter | 5.155 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Slot Depth | 0.085 INCHES NOMINAL IN |
| Flange Width | 5.330 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY |
| Flange Outside Diameter | 5.330 INCHES NOMINAL IN |
| Slot Width | 0.085 INCHES NOMINAL IN |
| Hose/tube Outside Diameter for Which Designed | 2.500 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 |
|---|---|
| VC020-40AE PRIMARY | Hydraflow (USA) |
| LE277-0009-0140 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| S3052N201W40DE | Transdigm Inc Div Adelwiggins Group (USA) |
| Reference | Meaning |
|---|---|
| LE277-0009 | D/9 Drawing number reference only The Boeing Company Div Legacy Am&m |
NSN 4730-01-343-8718 is a Ferrule,swage,tube Coupling, manufactured by Hydraflow, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-343-8718 has 3 manufacturer part numbers on file: VC020-40AE (Hydraflow), LE277-0009-0140 (The Boeing Company Div Legacy Am&m), S3052N201W40DE (Transdigm Inc Div Adelwiggins Group).
Key specifications for VC020-40AE: Slot Quantity: 5; Style Designator: SINGLE FLANGE; Flange Inside Diameter: 4.970 INCHES NOMINAL IN; Overall Length: 1.230 INCHES NOMINAL IN. 11 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.