The Union,tube, cataloged under National Stock Number 4730-00-277-5249, 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 Walworth Company. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 12 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-277-5249 |
| Primary Part Number | 3584-1-4 |
| Item Name | Union,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Walworth Company |
| Status | ACTIVE |
| Connection Style | SOCKET (TUBE) SECOND END |
| Connection Style | SOCKET (TUBE) FIRST END |
| Coupling Flange Shape | HEXAGON |
| Nominal Overall Length | 1.562 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND END |
| Style Designator | SCREWED |
| Nominal Outside Diameter Tube Accommodated | 0.540 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES SECOND END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Seat Type | BEVELED |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | COPPER ALLOY OVERALL |
| Reducer Type | CONCENTRIC |
| 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 |
|---|---|
| 3584-1-4 PRIMARY | The Walworth Company (USA) |
| Reference | Meaning |
|---|---|
| 563-4900-932821PCF13 | 5/9 Secondary reference U.S. Government activity |
| 567-4801-932431ALT11PCF99 | 5/9 Secondary reference Naval Sea Systems Command |
| 484-5901-722832ALT2PCF8 | 5/9 Secondary reference Naval Sea Systems Command |
| 484-5901-722832ALT2PCF8 | 5/9 Secondary reference U.S. Government activity |
| 5077-487PCF14 | 5/9 Secondary reference U.S. Government activity |
| 487-5901-722496ALT6PCFN | 5/9 Secondary reference Naval Sea Systems Command |
| 563-4900-932821PCF13 | 5/9 Secondary reference Naval Sea Systems Command |
| 563-4900-932821PCF12 | 5/9 Secondary reference U.S. Government activity |
| 487-5901-722496ALT6PCFN | 5/9 Secondary reference U.S. Government activity |
| 563-4900-932821PCF12 | 5/9 Secondary reference Naval Sea Systems Command |
| 6340-484PCF8 | 5/9 Secondary reference U.S. Government activity |
| 567-4801-932431ALT11PCF99 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-277-5249 is a Union,tube, manufactured by The Walworth Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-277-5249 has 1 manufacturer part number on file: 3584-1-4 (The Walworth Company).
Key specifications for 3584-1-4: Connection Style: SOCKET (TUBE) SECOND END; Connection Style: SOCKET (TUBE) FIRST END; Coupling Flange Shape: HEXAGON; Nominal Overall Length: 1.562 INCHES IN. 14 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.