The Elbow,pipe to Tube, cataloged under National Stock Number 4730-01-057-9710, 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 United Technologies Automotive Inc Components Div. Government technical data includes 16 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-057-9710 |
| Primary Part Number | 169X8X4 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | United Technologies Automotive Inc Components Div |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 FLARED SLEEVE AND 1 SHORT COUPLING NUT |
| Flow Angle | 90.0 DEGREES |
| Connection Style | COMPRESSION (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Seat Nominal Radius | 0.062 INCHES FIRST END IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Leg Length | 0.844 INCHES NOMINAL FIRST END IN |
| Leg Length | 0.938 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 0.688 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Thread Class | 2A ALL ENDS A |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | UNF FIRST 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 |
|---|---|
| 169X8X4 PRIMARY | United Technologies Automotive Inc Components Div (USA) |
| Reference | Meaning |
|---|---|
| 69-F-08X04 | 5/9 Secondary reference Imperial |
| 169C-8-4 | 3/2 Design control — primary reference U.S. Government activity |
| 79X8X4 | 5/9 Secondary reference Dana Corp Weatherhead Div |
| 69X8X4 | C/1 Advisory reference — outside the item-of-supply concept Dana Corp Weatherhead Div |
| 79X8X4 | C/1 Advisory reference — outside the item-of-supply concept Danfoss Power Solutions II, Llc |
NSN 4730-01-057-9710 is a Elbow,pipe to Tube, manufactured by United Technologies Automotive Inc Components Div, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-057-9710 has 1 manufacturer part number on file: 169X8X4 (United Technologies Automotive Inc Components Div).
Key specifications for 169X8X4: Furnished Items and Quantity: 1 FLARED SLEEVE AND 1 SHORT COUPLING NUT; Flow Angle: 90.0 DEGREES; Connection Style: COMPRESSION (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 16 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.