The Tube,metallic, cataloged under National Stock Number 4710-00-277-4573, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-00-277-4573 |
| Item Name | Tube,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 216.000 INCHES NOMINAL SPECIFIC IN |
| First End Style | PLAIN |
| Heat Treatment | NORMALIZED AND STRESS RELIEVED |
| Diameter | 3.000 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Wall Thickness | 0.165 INCHES NOMINAL IN |
| Operating Pressure | 500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Second End Relationship with First End | IDENTICAL |
| Specification/standard Data | 81348-WW-T-731 GOVERNMENT SPECIFICATION |
| 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 |
| Reference | Meaning |
|---|---|
| WW-T-731 | 5/9 Secondary reference U.S. Government activity |
| ASTM A178 | 3/1 Design control — primary reference U.S. Government activity |
NSN 4710-00-277-4573 is a Tube,metallic, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 4710-00-277-4575, 4710-00-339-3111, 4710-00-541-3510. Verify interchangeability with system specifications before substitution.
Key specifications for 4710-00-277-4573: Measuring Method and Length: 216.000 INCHES NOMINAL SPECIFIC IN; First End Style: PLAIN; Heat Treatment: NORMALIZED AND STRESS RELIEVED; Diameter: 3.000 INCHES NOMINAL IN. 12 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.