The Tube,metallic, cataloged under National Stock Number 4710-01-389-3138, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-389-3138 |
| Item Name | Tube,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Status | ACTIVE |
| Measuring Method and Length | 120.000 INCHES MINIMUM RANDOM AND 240.000 INCHES MAXIMUM RANDOM IN |
| First End Style | PLAIN |
| Diameter | 1.900 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Wall Thickness | 0.072 INCHES NOMINAL IN |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Second End Relationship with First End | IDENTICAL |
| Specification/standard Data | 81349-MI16420 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | I TYPE AND 200 CLASS AND 70/30 COMPOSITION AND 2 GRADE |
| Material | COPPER ALLOY |
| Construction | SEAMLESS |
| 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 |
|---|---|
| M16420 70-30 T1 C200 G2 1.900 | 2/2 Government specification standardization U.S. Government activity |
| MILT16420,TY1,G | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| MIL-T-16420 | 4/1 Identification reference U.S. Government activity |
NSN 4710-01-389-3138 is a Tube,metallic, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
Key specifications for 4710-01-389-3138: Measuring Method and Length: 120.000 INCHES MINIMUM RANDOM AND 240.000 INCHES MAXIMUM RANDOM IN; First End Style: PLAIN; Diameter: 1.900 INCHES NOMINAL IN; Cross-Sectional Shape Style: PLAIN ROUND. 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.
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.