The Elbow,tube, cataloged under National Stock Number 4730-01-019-4676, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Parker-Hannifin Corporation Div Instrumentation Products Division. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-019-4676 |
| Primary Part Number | 4 EW-SS |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Div Instrumentation Products Division |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Connection Style | SOCKET (TUBE) ALL ENDS |
| Tubing Wall Nominal Thickness for Which Designed | 0.125 INCHES ALL ENDS IN |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES ALL ENDS IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 0.690 INCHES NOMINAL ALL ENDS IN |
| Material | STEEL COMP 316 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4 EW-SS PRIMARY | Parker-Hannifin Corporation Div Instrumentation Products Division (USA) |
| SS4TSW9 PRIMARY | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| SS4TSW9 | 5/9 Secondary reference Cajon Co |
| B16.11 | 3/1 Design control — primary reference The American Society of Mechanical Engineers |
NSN 4730-01-019-4676 is a Elbow,tube, manufactured by Parker-Hannifin Corporation Div Instrumentation Products Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-019-4676 has 2 manufacturer part numbers on file: 4 EW-SS (Parker-Hannifin Corporation Div Instrumentation Products Division), SS4TSW9 (Swagelok Co).
Key specifications for 4 EW-SS: Flow Angle: 90.0 DEGREES; Connection Style: SOCKET (TUBE) ALL ENDS; Tubing Wall Nominal Thickness for Which Designed: 0.125 INCHES ALL ENDS IN; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS. 9 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.