The Elbow,tube, cataloged under National Stock Number 4730-01-731-1280, 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 Sae International Dba Sae International. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 4730-01-731-1280 |
| Primary Part Number | W0303V |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Flange Shape | ROUND ALL ENDS |
| Nominal Width Across Flats | 0.377 INCHES ALL ENDS IN |
| Flow Angle | 90.0 DEGREES |
| Mounting End Type | ENLARGED |
| Connection Type | UNTHREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | ELBOW |
| Nominal Outside Diameter Tube Accommodated | 0.188 INCHES ALL ENDS IN |
| Operating Pressure | 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM ALL ENDS LBS |
| Leg Length | 0.914 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.461 INCHES NOMINAL FIRST END IN |
| Specification/standard Data | SAE AS1038 INTERNATIONAL STD/SPEC |
| Surface Treatment | ALUMINUM OVERALL |
| Media for Which Designed | WATER SINGLE RESPONSE |
| Material | STEEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| Nominal Thickness | 0.100 INCHES ALL ENDS 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 |
|---|---|
| W0303V PRIMARY | Sae International Dba Sae International (USA) |
| AS1038W0303V | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS1038 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 4730-01-731-1280 is a Elbow,tube, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-731-1280 has 2 manufacturer part numbers on file: W0303V (Sae International Dba Sae International), AS1038W0303V (Sae International Dba Sae International).
Key specifications for W0303V: Flange Shape: ROUND ALL ENDS; Nominal Width Across Flats: 0.377 INCHES ALL ENDS IN; Flow Angle: 90.0 DEGREES; Mounting End Type: ENLARGED. 16 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.