The Tube,bent,metallic, cataloged under National Stock Number 4710-00-256-9539, 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 The Boeing Company Div Defense. Government technical data includes 11 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 | 4710-00-256-9539 |
| Primary Part Number | 53-83513-301 |
| Item Name | Tube,bent,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| First End Bead Outside Diameter | 0.353 INCHES MINIMUM AND 0.357 INCHES MAXIMUM IN |
| First End Style | OUTSIDE BEADED |
| Heat Treatment | ANNEALED |
| Diameter | 0.250 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Wall Thickness | 0.028 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Material | ALUMINUM ALLOY |
| First End Length From Bead Center to End | 0.300 INCHES MINIMUM AND 0.320 INCHES MAXIMUM IN |
| First End Outside Diameter | 0.248 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Construction | SEAMLESS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 53-83513-301 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 4710-00-256-9539 is a Tube,bent,metallic, manufactured by The Boeing Company Div Defense, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-00-256-9539 has 1 manufacturer part number on file: 53-83513-301 (The Boeing Company Div Defense).
Key specifications for 53-83513-301: First End Bead Outside Diameter: 0.353 INCHES MINIMUM AND 0.357 INCHES MAXIMUM IN; First End Style: OUTSIDE BEADED; Heat Treatment: ANNEALED; Diameter: 0.250 INCHES NOMINAL IN. 11 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.
NSN 4710-00-256-9539 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.