The Elbow,pipe, cataloged under National Stock Number 4730-01-683-3752, 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 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-683-3752 |
| 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 | 0.25 INCHES ALL ENDS IN |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Connection Type | BUTT WELD PIPE ALL ENDS |
| Style Designator | ELBOW |
| Material Document and Classification | ASTM A234 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Sweep Type | SHORT |
| Nominal Outside Diameter | 20.8 MILLIMETERS ALL ENDS MM |
| Material | STEEL OVERALL |
| Thread Series Designator | NPT ALL ENDS |
| Nominal Thickness | 3.02 MILLIMETERS ALL ENDS MM |
| Reference Number Differentiating Characteristics | ELRN |
| 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 |
|---|---|
| B16.11,0.25INSTL(A234- GRWPB)90- | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
| B16.11 | 5/1 Secondary reference The American Society of Mechanical Engineers |
NSN 4730-01-683-3752 is a Elbow,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-683-3752: Flow Angle: 90.0 DEGREES; Nominal Pipe Size Accommodated: 0.25 INCHES ALL ENDS IN; Connection Style: PLAIN (PIPE) ALL ENDS; Connection Type: BUTT WELD PIPE ALL ENDS. 12 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.