The Tube Assembly,metal, cataloged under National Stock Number 4710-00-044-2900, 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 Textron Aviation Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-00-044-2900 |
| Primary Part Number | 50-921620-147 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Seat Angle in Deg | 33.0 FIRST END |
| Design Form | PREBENT |
| Mating End Quantity | 1 SECOND END |
| Mating End Quantity | 1 FIRST END |
| Material Document and Classification | WW-T-700/4, O, TYPE 1 FED SPEC SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.035 INCHES NOMINAL IN |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| End Connection Style | GASKET SEAL SECOND END |
| End Connection Style | UNTHREADED INTERNAL FIRST END |
| Tube Outside Diameter | 0.188 INCHES NOMINAL IN |
| Thread Class | 3B SINGLE END |
| Material | ALUMINUM ALLOY 5052 SINGLE END |
| Material | ALUMINUM ALLOY 5052 TUBING |
| End Connection Spec/std | AN,AN818,PART NO. AN818-3D AND MIL,MS20819,PART NO. MS20819-3D |
| 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 |
|---|---|
| 50-921620-147 PRIMARY | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 50-921620-147 | 3/9 Design control — primary reference Beechcraft Corporation Dba Textron Aviation |
NSN 4710-00-044-2900 is a Tube Assembly,metal, manufactured by Textron Aviation Inc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-044-2900 has 1 manufacturer part number on file: 50-921620-147 (Textron Aviation Inc).
Key specifications for 50-921620-147: Seat Angle in Deg: 33.0 FIRST END; Design Form: PREBENT; Mating End Quantity: 1 SECOND END; Mating End Quantity: 1 FIRST END. 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.