The Elbow,flange to Hose, cataloged under National Stock Number 4730-01-287-9293, 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 17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-287-9293 |
| Item Name | Elbow,flange to Hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | OVAL WITH HOLES FIRST END |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | PLAIN FIRST END |
| Connection Style | GRIPPING NIPPLE (NOSE) SECOND END |
| Nominal Length | 2.130 INCHES FIRST END IN |
| Bolt Circle Nominal Diameter | 0.500 INCHES FIRST END IN |
| Nominal Inside Diameter Hose Accommodated | 0.500 INCHES SECOND END IN |
| Nominal Outside Diameter Hose Accommodated | 0.750 INCHES SECOND END IN |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING SECOND END |
| Connection Type | FLANGE FIRST END |
| Bolt Hole Nominal Diameter | 0.312 INCHES FIRST END IN |
| Leg Length | 2.875 INCHES NOMINAL SECOND END IN |
| Leg Length | 1.625 INCHES NOMINAL FIRST END IN |
| Bolt Hole Quantity | 4 FIRST END |
| Nominal Width | 1.875 INCHES FIRST END IN |
| Material | STEEL OVERALL |
| Nominal Thickness | 0.265 INCHES FIRST 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 |
|---|---|
| 21920-8-8 | 5/9 Secondary reference U.S. Government activity |
| 21920-8-8 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-287-9293 is a Elbow,flange to Hose, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-287-9293: Flange Shape: OVAL WITH HOLES FIRST END; Flow Angle: 90.0 DEGREES; Flange Face Design: PLAIN FIRST END; Connection Style: GRIPPING NIPPLE (NOSE) 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.