The Elbow,tube, cataloged under National Stock Number 4730-01-021-4674, 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 Dana Off Highway Products, Llc. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-021-4674 |
| Primary Part Number | 1311811 |
| Item Name | Elbow,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Connection Style | SWIVEL NUT INVERTED FLARE (TUBE) SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL TUBE SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.312 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Leg Length | 1.219 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.125 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.500 INCHES SECOND END IN |
| Nominal Thread Size | 0.750 INCHES FIRST END IN |
| Seat Angle | 45.0 DEGREES SECOND END |
| Thread Class | 2A SECOND END A |
| Thread Class | 2A FIRST END A |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND END |
| 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 |
|---|---|
| 1311811 PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 675902 | D/9 Drawing number reference only Clark Equipment Co |
| 1311811 | 3/9 Design control — primary reference Clark Equipment Co |
| 1311811 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-01-021-4674 is a Elbow,tube, manufactured by Dana Off Highway Products, Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-021-4674 has 1 manufacturer part number on file: 1311811 (Dana Off Highway Products, Llc).
Key specifications for 1311811: Flow Angle: 90.0 DEGREES; Connection Style: SWIVEL NUT INVERTED FLARE (TUBE) SECOND END; Connection Style: FLARED (TUBE) FIRST END; Connection Type: THREADED EXTERNAL TUBE FIRST END. 17 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.