The Wye,true,pipe, cataloged under National Stock Number 4730-01-559-3079, 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 General Electric Company. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Wye,true,pipe |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | General Electric Company (CAGE 07482); Ge Engine Services Distribution, L.l.c. (CAGE 062W0) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-559-3079 |
| Primary Part Number | 4P39006-101A |
| Item Name | Wye,true,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | AMS 556 TYPE 1 ASSN STD SINGLE MATERIAL RESPONSE TUBE |
| Leg Length | 1.250 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.750 INCHES NOMINAL FIRST END IN |
| Leg Length | 2.010 INCHES NOMINAL THIRD END IN |
| Material | STEEL CORROSION RESISTING NUT |
| Material | STEEL CORROSION RESISTING CAP |
| Material | STEEL SLEEVE |
| Material | ALUMINUM ALLOY TUBE |
| 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 |
|---|---|
| 4P39006-101A PRIMARY | General Electric Company (USA) |
| 4P39006-101A | Ge Engine Services Distribution, L.l.c. (USA) |
| Reference | Meaning |
|---|---|
| 4P39006-101A | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-559-3079 is a Wye,true,pipe, manufactured by General Electric Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-559-3079 has 2 manufacturer part numbers on file: 4P39006-101A (General Electric Company), 4P39006-101A (Ge Engine Services Distribution, L.l.c.).
Key specifications for 4P39006-101A: Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE; Material Document and Classification: AMS 556 TYPE 1 ASSN STD SINGLE MATERIAL RESPONSE TUBE; Leg Length: 1.250 INCHES NOMINAL SECOND END IN; Leg Length: 1.750 INCHES NOMINAL FIRST END IN. 9 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.