The Tube Assembly,metal, cataloged under National Stock Number 4710-01-343-6685, 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 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-343-6685 |
| Primary Part Number | 74A731121-1001 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Design Form | PREBENT |
| Material Document and Classification | WW-T-700/4, O FED SPEC SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.049 INCHES NOMINAL IN |
| Tube Outside Diameter | 1.500 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 5052 TUBING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 74A731121-1001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 10111002 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 74A731121-1001 | C/1 Advisory reference — outside the item-of-supply concept The Boeing Company |
NSN 4710-01-343-6685 is a Tube Assembly,metal, manufactured by The Boeing Company Div Defense, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-343-6685 has 1 manufacturer part number on file: 74A731121-1001 (The Boeing Company Div Defense).
Key specifications for 74A731121-1001: Design Form: PREBENT; Material Document and Classification: WW-T-700/4, O FED SPEC SINGLE MATERIAL RESPONSE TUBING; Wall Thickness: 0.049 INCHES NOMINAL IN; Tube Outside Diameter: 1.500 INCHES NOMINAL IN. 5 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 4710-01-343-6685 has DEMIL Code D. 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.