The Tube,metallic, cataloged under National Stock Number 4710-01-457-3347, 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 Bb&g Enterprises Inc Dba Specialized Metals. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4710-01-457-3347 |
| Primary Part Number | ASTM-A-513 20FTX4.25INX0.375IN |
| Item Name | Tube,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Bb&g Enterprises Inc Dba Specialized Metals |
| Status | ACTIVE |
| Measuring Method and Length | 240.000 INCHES NOMINAL RANDOM IN |
| First End Style | PLAIN |
| Diameter | 4.250 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Wall Thickness | 0.375 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Welding Method | ELECTRIC RESISTANCE |
| Material | STEEL |
| Construction | STRAIGHT SEAMED |
| 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 |
|---|---|
| ASTM-A-513 20FTX4.25INX0.375IN PRIMARY | Bb&g Enterprises Inc Dba Specialized Metals (USA) |
| ASTM-A-513 20FTX4.25INX0.375IN PRIMARY | Hi-Tech Metals, Inc. (USA) |
| Reference | Meaning |
|---|---|
| ASTM-A-513 TYPE 1026 | 5/1 Secondary reference U.S. Government activity |
NSN 4710-01-457-3347 is a Tube,metallic, manufactured by Bb&g Enterprises Inc Dba Specialized Metals, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-457-3347 has 2 manufacturer part numbers on file: ASTM-A-513 20FTX4.25INX0.375IN (Bb&g Enterprises Inc Dba Specialized Metals), ASTM-A-513 20FTX4.25INX0.375IN (Hi-Tech Metals, Inc.).
Key specifications for ASTM-A-513 20FTX4.25INX0.375IN: Measuring Method and Length: 240.000 INCHES NOMINAL RANDOM IN; First End Style: PLAIN; Diameter: 4.250 INCHES NOMINAL IN; Cross-Sectional Shape Style: PLAIN ROUND. 9 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.