The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-287-2344, 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 B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc. Government technical data includes 17 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-287-2344 |
| Primary Part Number | AN790C3 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Nominal Pipe Size Accommodated | 0.125 INCHES SECOND END IN |
| Connection Style | INVERTED FLARE (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.188 INCHES FIRST END IN |
| Leg Length | 0.750 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.688 INCHES NOMINAL FIRST END IN |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Seat Angle | 50.0 DEGREES FIRST END |
| Thread Class | 3A FIRST END A |
| Thread Quantity Per Inch | 24 FIRST END |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | ANPT SECOND END |
| Thread Series Designator | UNF FIRST END |
| 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 |
|---|---|
| AN790C3 PRIMARY | B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc (USA) |
| AN790C3 PRIMARY | Aircraft Metal Products Corp. (USA) |
| Reference | Meaning |
|---|---|
| AN790-C3PM | 5/9 Secondary reference P/m Engineering Co Inc |
| AN790C3 | 5/9 Secondary reference Allied Hydraulic Fittings Co |
| AN790C3 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-287-2344 is a Elbow,pipe to Tube, manufactured by B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-287-2344 has 2 manufacturer part numbers on file: AN790C3 (B. & E. Manufacturing Co., Inc. Dba B & E Manufacturing Co Inc), AN790C3 (Aircraft Metal Products Corp.).
Key specifications for AN790C3: Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 0.125 INCHES SECOND END IN; Connection Style: INVERTED FLARE (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 17 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.