The Elbow,flange to Tube, cataloged under National Stock Number 4730-01-137-5892, 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 25 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-137-5892 |
| Item Name | Elbow,flange to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES SECOND END |
| Furnished Items and Quantity | 4 FLAT WASHER |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | PLAIN SECOND END |
| Connection Style | SOCKET (TUBE) FIRST END |
| Nominal Length | 2.750 INCHES SECOND END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.154 INCHES FIRST END IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Material Document and Classification | QQ-A-225/8,T6 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| Material Document and Classification | QQ-S-763,CL304,COND A FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-S-763,CL304,COND A FED SPEC SINGLE MATERIAL RESPONSE BODYUNABLE TO DECODE |
| Bolt Hole Nominal Diameter | 0.469 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 1.058 INCHES FIRST END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 0.920 INCHES NOMINAL SECOND END IN |
| Leg Length | 2.375 INCHES NOMINAL FIRST END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 1.875 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Nominal Width | 2.750 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 1.875 INCHES SECOND END IN |
| Material | STEEL CORROSION RESISTING BODY |
| Material | ALUMINUM ALLOY SLEEVE |
| Material | ALUMINUM ALLOY SLEEVEUNABLE TO DECODE |
| Nominal Thickness | 1.840 INCHES SECOND END IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 2621-166-03ASSY108 | 3/2 Design control — primary reference U.S. Government activity |
| 845-4687601 | D/9 Drawing number reference only U.S. Government activity |
NSN 4730-01-137-5892 is a Elbow,flange to Tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-137-5892: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Furnished Items and Quantity: 4 FLAT WASHER; Flow Angle: 90.0 DEGREES; Flange Face Design: PLAIN SECOND END. 25 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.
NSN 4730-01-137-5892 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.