The Elbow,pipe, cataloged under National Stock Number 4730-00-540-0283, 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 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-540-0283 |
| 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 | 2.900 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 2.900 INCHES SECOND END IN |
| Connection Style | PLAIN BEVELED (PIPE) FIRST END |
| Connection Style | PLAIN BEVELED (PIPE) SECOND END |
| Connection Type | UNTHREADED EXTERNAL PIPE SECOND END |
| Connection Type | UNTHREADED EXTERNAL PIPE FIRST END |
| Leg Length | 5.250 INCHES NOMINAL SECOND END IN |
| Leg Length | 6.312 INCHES NOMINAL FIRST END IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Material | STEEL 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 |
|---|---|
| 535014 | 3/9 Design control — primary reference Teledyne Industries Inc Teledyne Power Systems Div |
NSN 4730-00-540-0283 is a Elbow,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5985-01-100-6634, 4710-01-406-5422. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-00-540-0283: Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 2.900 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 2.900 INCHES SECOND END IN; Connection Style: PLAIN BEVELED (PIPE) FIRST END. 11 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.