The Elbow,pipe, cataloged under National Stock Number 4730-01-329-2138, 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 13 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-329-2138 |
| Item Name | Elbow,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Nominal Pipe Size Accommodated | 1.500 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 1.500 INCHES SECOND END IN |
| Connection Style | BEVELED (PIPE) SECOND END |
| Connection Style | BEVELED (PIPE) FIRST END |
| Connection Type | BUTT WELD PIPE FIRST END |
| Connection Type | BUTT WELD PIPE SECOND END |
| Operating Pressure | 2000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.875 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.875 INCHES NOMINAL SECOND END IN |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 80 FIRST END |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 80 SECOND END |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| 2621-166-02 PC-142 | 3/2 Design control — primary reference U.S. Government activity |
| 2621-166-02 | D/9 Drawing number reference only U.S. Government activity |
| 6559060 ITEM-F15 | 5/2 Secondary reference U.S. Government activity |
| 2621-166-02-142 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-329-2138 is a Elbow,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-329-2163. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-01-329-2138: Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 1.500 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 1.500 INCHES SECOND END IN; Connection Style: BEVELED (PIPE) SECOND END. 13 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.