The Elbow,pipe to Tube, cataloged under National Stock Number 4730-01-613-4979, 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 Mcmaster-Carr Supply Co. Government technical data includes 13 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-613-4979 |
| Primary Part Number | 5779K428 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.250 INCHES SECOND END IN |
| Connection Style | PLAIN (TUBE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Thread Pitch in Millimeters | 1.337 SECOND END |
| Style Designator | ELBOW |
| Nominal Outside Diameter Tube Accommodated | 0.3125 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Nominal Outside Diameter | 0.53 INCHES FIRST END IN |
| Surface Treatment | NICKEL THREAD PIECE |
| Thread Quantity Per Inch | 19 SECOND END |
| Material | COPPER ALLOY BODY |
| Material | PLASTIC POLYAMIDE NYLON SLEEVE |
| Thread Series Designator | BSP.TR EXT 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 |
|---|---|
| 5779K428 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 4730-01-613-4979 is a Elbow,pipe to Tube, manufactured by Mcmaster-Carr Supply Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-613-4979 has 1 manufacturer part number on file: 5779K428 (Mcmaster-Carr Supply Co).
Key specifications for 5779K428: Nominal Pipe Size Accommodated: 0.250 INCHES SECOND END IN; Connection Style: PLAIN (TUBE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Thread Pitch in Millimeters: 1.337 SECOND END. 13 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.