The Elbow,flange to Pipe, cataloged under National Stock Number 4730-00-366-2300, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-366-2300 |
| Item Name | Elbow,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | OVAL WITH HOLES SECOND END |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | PLAIN WITH GASKET GROOVE SECOND END |
| Connection Style | INVERTED FLARE (PIPE) FIRST END |
| Nominal Length | 4.000 INCHES SECOND END IN |
| Bolt Circle Nominal Diameter | 3.000 INCHES SECOND END IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Bolt Hole Nominal Diameter | 0.500 INCHES SECOND END IN |
| Leg Length | 3.500 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.500 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 1.500 INCHES FIRST END IN |
| Seat Angle | 30.0 DEGREES FIRST END |
| Bolt Hole Quantity | 2 SECOND END |
| Nominal Width | 2.250 INCHES SECOND END IN |
| Material | STEEL OVERALL |
| Thread Series Designator | NPSM FIRST END |
| Nominal Thickness | 0.625 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 516407 | 3/2 Design control — primary reference U.S. Government activity |
| N5441 | 5/9 Secondary reference General Signal Corp |
| 8159059 | 5/9 Secondary reference General Motors Corp |
| 8159059 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
NSN 4730-00-366-2300 is a Elbow,flange to Pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-366-2300: Flange Shape: OVAL WITH HOLES SECOND END; Flow Angle: 90.0 DEGREES; Flange Face Design: PLAIN WITH GASKET GROOVE SECOND END; Connection Style: INVERTED FLARE (PIPE) FIRST END. 18 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.