The Tube Assembly,metal, cataloged under National Stock Number 4710-01-425-3818, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Walker Power Systems, Inc. Dba Tiernay Turbines. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-425-3818 |
| Primary Part Number | 107919-1 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Walker Power Systems, Inc. Dba Tiernay Turbines |
| Status | ACTIVE |
| Design Form | PREBENT |
| Mating End Quantity | 1 ALL ENDS |
| Wall Thickness | 0.035 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.438 INCHES ALL ENDS IN |
| End Connection Style | SWIVEL NUT WITH COMPRESSION SLEEVE FIRST END |
| Tube Outside Diameter | 2.250 INCHES NOMINAL IN |
| Thread Class | 3B ALL ENDS |
| Thread Quantity Per Inch | 20 ALL ENDS |
| Material | STEEL TUBING |
| Material | STEEL ALL ENDS |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) ALL ENDS |
| 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 |
|---|---|
| 107919-1 | General Dynamics Robotic Systems Inc Div General Dynamics Land Systems Inc. (USA) |
| 107919-1 PRIMARY | Walker Power Systems, Inc. Dba Tiernay Turbines (USA) |
| Reference | Meaning |
|---|---|
| 107885-1 | 5/9 Secondary reference Walker Power Systems, Inc. Dba Tiernay Turbines |
NSN 4710-01-425-3818 is a Tube Assembly,metal, manufactured by Walker Power Systems, Inc. Dba Tiernay Turbines, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-425-3818 has 2 manufacturer part numbers on file: 107919-1 (General Dynamics Robotic Systems Inc Div General Dynamics Land Systems Inc.), 107919-1 (Walker Power Systems, Inc. Dba Tiernay Turbines).
Key specifications for 107919-1: Design Form: PREBENT; Mating End Quantity: 1 ALL ENDS; Wall Thickness: 0.035 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND ALL ENDS. 12 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.