The Elbow,tube, cataloged under National Stock Number 4730-01-329-8837, 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 14 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-329-8837 |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Connection Style | SOCKET (TUBE) SECOND END |
| Connection Style | SOCKET (TUBE) FIRST END |
| Tubing Wall Nominal Thickness for Which Designed | 0.160 INCHES FIRST END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.149 INCHES SECOND END IN |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND END |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Leg Length | 1.060 INCHES MINIMUM AND 1.180 INCHES MAXIMUM FIRST END IN |
| Leg Length | 1.060 INCHES MINIMUM AND 1.180 INCHES MAXIMUM SECOND END IN |
| Material | NICKEL ALLOY 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 |
|---|---|
| 4775995 | D/9 Drawing number reference only U.S. Government activity |
| 6558988 ITEM-F12 | 5/2 Secondary reference U.S. Government activity |
| 17-01-1330 | 5/2 Secondary reference U.S. Government activity |
| 2621-166-04 PC-62 | 3/2 Design control — primary reference U.S. Government activity |
| 845-4775995 PC-62 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-329-8837 is a Elbow,tube, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-329-8837: Flow Angle: 90.0 DEGREES; Connection Style: SOCKET (TUBE) SECOND END; Connection Style: SOCKET (TUBE) FIRST END; Tubing Wall Nominal Thickness for Which Designed: 0.160 INCHES FIRST END IN. 14 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.