The Elbow,pipe to Tube, cataloged under National Stock Number 4730-01-426-0263, 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 Metrex Valve Corp. Dba Metrex Valve Corp. Government technical data includes 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-426-0263 |
| Primary Part Number | 1Z-75 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Metrex Valve Corp. Dba Metrex Valve Corp |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Material | NICKEL ALLOY OVERALL |
| 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 |
|---|---|
| 1Z-75 PRIMARY | Metrex Valve Corp. Dba Metrex Valve Corp (USA) |
| Reference | Meaning |
|---|---|
| MDFPMX-3150-3W | D/9 Drawing number reference only Metrex Valve Corp. Dba Metrex Valve Corp |
| MDFPMX-3150-3W ITEM 54 | 5/9 Secondary reference Metrex Valve Corp. Dba Metrex Valve Corp |
NSN 4730-01-426-0263 is a Elbow,pipe to Tube, manufactured by Metrex Valve Corp. Dba Metrex Valve Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-426-0263 has 1 manufacturer part number on file: 1Z-75 (Metrex Valve Corp. Dba Metrex Valve Corp).
Key specifications for 1Z-75: Flow Angle: 90.0 DEGREES; Connection Type: THREADED EXTERNAL TUBE FIRST END; Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; End Item Identification: 6.000 IN. MDFPMX 3150-3W VALVE; STRATEGIC SEALIFT CONVERSION SHIPS CLASS W. 4 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.