The Elbow,tube, cataloged under National Stock Number 4730-01-705-9981, 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 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-705-9981 |
| Primary Part Number | AS4407W0404U |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Connection Style | SOCKET (TUBE) FIRST END |
| Connection Style | BEVELED (TUBE) SECOND END |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | ELBOW |
| Material Document and Classification | 4370 INTERNATIONAL STD/SPEC SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS4141 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR QQ-A-367 FED SPEC SINGLE MATERIAL RESPONSE OR 4124 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR QQ-A-225/9 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Nominal Thread Size | 0.4375 INCHES ALL ENDS IN |
| Thread Quantity Per Inch | 20 ALL ENDS |
| Material | ALUMINUM ALLOY 7075 BODY |
| Material | ALUMINUM ALLOY 7075 NUT |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| 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 |
|---|---|
| AS4407W0404U PRIMARY | Sae International Dba Sae International (USA) |
| AS4407W0404U | Leonardo Spa Aeronautics Division - Venegono Superiore Site (ITA) |
| Reference | Meaning |
|---|---|
| AS4407 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 4730-01-705-9981 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 4730-01-705-9981 has 2 manufacturer part numbers on file: AS4407W0404U (Sae International Dba Sae International), AS4407W0404U (Leonardo Spa Aeronautics Division - Venegono Superiore Site).
Key specifications for AS4407W0404U: Flow Angle: 90.0 DEGREES; Connection Style: SOCKET (TUBE) FIRST END; Connection Style: BEVELED (TUBE) SECOND END; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 12 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.