The Elbow,flange to Pipe, cataloged under National Stock Number 4730-01-451-7940, 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 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-451-7940 |
| 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 |
| Nominal Pipe Size Accommodated | 0.738 INCHES FIRST END IN |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | BELL (PIPE) FIRST END |
| Nominal Length | 1.782 INCHES SECOND END IN |
| Bolt Circle Nominal Diameter | 1.350 INCHES SECOND END IN |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | FLANGE SECOND END |
| Bolt Hole Nominal Diameter | 0.160 INCHES SECOND END IN |
| Leg Length | 0.840 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.440 INCHES NOMINAL SECOND END IN |
| Bolt Hole Quantity | 2 SECOND END |
| Nominal Width | 0.840 INCHES SECOND END IN |
| Material | STEEL OVERALL |
| Nominal Thickness | 0.120 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 | F |
| Reference | Meaning |
|---|---|
| 3002088-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-451-7940 is a Elbow,flange to Pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-451-7940: Flange Shape: OVAL WITH HOLES SECOND END; Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 0.738 INCHES FIRST END IN; Flange Face Design: PLAIN SECOND END. 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.