The Tube Assembly,metal, cataloged under National Stock Number 4710-01-439-3823, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-439-3823 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Status | ACTIVE |
| Seat Angle in Deg | 33.0 FIRST END |
| Design Form | PREBENT |
| Mating End Quantity | 1 SECOND END |
| Material Document and Classification | MIL-T-8808, COMP 347 MIL SPEC SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.028 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| End Connection Style | UNTHREADED EXTERNAL SECOND END |
| Tube Outside Diameter | 0.250 INCHES NOMINAL IN |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 20 FIRST END |
| Material | STEEL CORROSION RESISTING FIRST END |
| Material | STEEL COMP 347 TUBING |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| End Connection Spec/std | ANA, AN818, PART NO. AN818-4J AND MIL, MS20819, PART NO. MS20819-4J |
| 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 |
|---|---|
| 3883552 | D/9 Drawing number reference only U.S. Government activity |
| 3883552-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4710-01-439-3823 is a Tube Assembly,metal, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
Key specifications for 4710-01-439-3823: Seat Angle in Deg: 33.0 FIRST END; Design Form: PREBENT; Mating End Quantity: 1 SECOND END; Material Document and Classification: MIL-T-8808, COMP 347 MIL SPEC SINGLE MATERIAL RESPONSE TUBING. 15 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.