The Tube Assembly,metal, cataloged under National Stock Number 4710-01-161-4989, 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 Triumph Thermal Systems, Llc. Government technical data includes 14 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 | 4710-01-161-4989 |
| Primary Part Number | U516868 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Triumph Thermal Systems, Llc |
| Status | ACTIVE |
| Seat Angle in Deg | 33.0 SINGLE END |
| Design Form | PREBENT |
| Mating End Quantity | 2 SINGLE END |
| Material Document and Classification | ALUMINUM ALLOY, 5052 ASSN STD SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.032 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND SINGLE END |
| Nominal Thread Size | 0.438 INCHES SINGLE END IN |
| End Connection Style | SWIVEL NUT, FLARED SINGLE END |
| Tube Outside Diameter | 0.243 INCHES MINIMUM AND 0.257 INCHES MAXIMUM IN |
| Thread Class | 3B SINGLE END |
| Material | ALUMINUM ALLOY SINGLE END |
| Material | ALUMINUM ALLOY 5052 TUBING |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) SINGLE END |
| End Connection Spec/std | AN818-4D,AN819-4Z |
| 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 |
|---|---|
| U516868 PRIMARY | Triumph Thermal Systems, Llc (USA) |
NSN 4710-01-161-4989 is a Tube Assembly,metal, manufactured by Triumph Thermal Systems, Llc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-161-4989 has 1 manufacturer part number on file: U516868 (Triumph Thermal Systems, Llc).
Key specifications for U516868: Seat Angle in Deg: 33.0 SINGLE END; Design Form: PREBENT; Mating End Quantity: 2 SINGLE END; Material Document and Classification: ALUMINUM ALLOY, 5052 ASSN STD SINGLE MATERIAL RESPONSE TUBING. 14 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.