The Nut,tube Coupling, cataloged under National Stock Number 4730-01-347-4027, 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 Transdigm Inc Div Adelwiggins Group. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-347-4027 |
| Primary Part Number | 83053-64DE |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Transdigm Inc Div Adelwiggins Group |
| Status | ACTIVE |
| Length to Shoulder | 0.455 INCHES NOMINAL IN |
| Width Across Flats | 4.798 INCHES NOMINAL IN |
| Thread Series | UN |
| Seat Angle | 45.0 DEGREES NOMINAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 4.625 INCHES IN |
| Nut Height | 0.560 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE WASHER |
| Surface Treatment | ANODIZE NUT |
| Nut Style | TUBE COUPLING |
| Thread Class | 2B |
| Thread Quantity Per Inch | 12 |
| Material | ALUMINUM ALLOY 2014 NUT |
| Material | ALUMINUM ALLOY 2024 WASHER |
| Fabrication Method | MACHINED |
| Smallest Inside Diameter | 4.513 INCHES NOMINAL IN |
| Nominal Tube Outside Diameter | 4.000 INCHES 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 |
|---|---|
| 07A234-64D | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| TC039-64A | Hydraflow (USA) |
| 83053-64DE PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
NSN 4730-01-347-4027 is a Nut,tube Coupling, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-347-4027 has 3 manufacturer part numbers on file: 07A234-64D (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems), TC039-64A (Hydraflow), 83053-64DE (Transdigm Inc Div Adelwiggins Group).
Key specifications for 83053-64DE: Length to Shoulder: 0.455 INCHES NOMINAL IN; Width Across Flats: 4.798 INCHES NOMINAL IN; Thread Series: UN; Seat Angle: 45.0 DEGREES NOMINAL. 17 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.