The Tube Assembly,metal, cataloged under National Stock Number 4710-01-331-6737, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 — Pipe, Tube and Rigid Tubing (FSG 47) |
| Parameter | Value |
|---|---|
| NSN | 4710-01-331-6737 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Status | ACTIVE |
| 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 |
|---|---|
| 3480810-1 | 3/2 Design control — primary reference U.S. Government activity |
| 3480810 | D/9 Drawing number reference only U.S. Government activity |
NSN 4710-01-331-6737 is a Tube Assembly,metal, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-537-5516. Verify interchangeability with system specifications before substitution.
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.