The Elbow,tube to Hose, cataloged under National Stock Number 4730-01-126-7359, 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 Boeing Company Div Defense. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-126-7359 |
| Primary Part Number | 74A586255-2001 |
| Item Name | Elbow,tube to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Connection Style | GROOVED (TUBE) FIRST END |
| Connection Style | MULTI-GROOVED (HOSE) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Inside Diameter Hose Accommodated | 0.500 INCHES FIRST END IN |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED EXTERNAL HOSE SECOND END |
| Material Document and Classification | MIL-A-21180 CLASS 12,COND T61 MIL SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/9 COND T7351,ALLOY 7075 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.992 INCHES FIRST END IN |
| Leg Length | 1.562 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.520 INCHES NOMINAL FIRST END IN |
| Material | ALUMINUM 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 |
|---|---|
| 74A586255-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| 74A586255-2001 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 10108613 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A586255 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4730-01-126-7359 is a Elbow,tube to Hose, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-126-7359 has 2 manufacturer part numbers on file: 74A586255-2001 (The Boeing Company Div Defense), 74A586255-2001 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-366-3729. Verify interchangeability with system specifications before substitution.
Key specifications for 74A586255-2001: Flow Angle: 90.0 DEGREES; Connection Style: GROOVED (TUBE) FIRST END; Connection Style: MULTI-GROOVED (HOSE) SECOND END; Nominal Inside Diameter Hose Accommodated: 0.500 INCHES SECOND END IN. 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.