The Elbow,flange to Pipe, cataloged under National Stock Number 4730-01-357-5659, 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18 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-357-5659 |
| Item Name | Elbow,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flange Shape | TRIANGULAR WITH HOLES SECOND END |
| Flow Angle | 90.0 DEGREES |
| Nominal Pipe Size Accommodated | 0.500 INCHES FIRST END IN |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | SOCKET (PIPE) FIRST END |
| Nominal Length | 2.000 INCHES SECOND END IN |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | FLANGE SECOND END |
| Leg Length | 1.150 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.850 INCHES NOMINAL FIRST END IN |
| Bolt Hole Quantity | 3 SECOND END |
| Surface Treatment | PASSIVATE OVERALL |
| Nominal Width | 1.190 INCHES SECOND END IN |
| Material | STEEL COMP XM-12 OVERALL |
| Raised Face Nominal Diameter | 0.800 INCHES SECOND END IN |
| Raised Face Nominal Height | 0.390 INCHES SECOND END IN |
| Nominal Thickness | 0.250 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 |
|---|---|
| B33582-1 | 3/2 Design control — primary reference U.S. Government activity |
| B33582 | D/9 Drawing number reference only U.S. Government activity |
NSN 4730-01-357-5659 is a Elbow,flange to Pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-357-5659: Flange Shape: TRIANGULAR WITH HOLES SECOND END; Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 0.500 INCHES FIRST END IN; Flange Face Design: RAISED STRAIGHT SECOND 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.