The Tube,bent,metallic, cataloged under National Stock Number 4710-01-146-3595, 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 King Nutronics Corporation Dba King Nutronics. Government technical data includes 6 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-146-3595 |
| Primary Part Number | 3666-3-21 |
| Item Name | Tube,bent,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | King Nutronics Corporation Dba King Nutronics |
| Status | ACTIVE |
| First End Style | PLAIN |
| Diameter | 0.125 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | PLAIN ROUND |
| Second End Relationship with First End | IDENTICAL |
| Material | STEEL CORROSION RESISTING |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 3666-3-21 PRIMARY | King Nutronics Corporation Dba King Nutronics (USA) |
| 3666-3 ITEM 11 | King Nutronics Corporation Dba King Nutronics (USA) |
NSN 4710-01-146-3595 is a Tube,bent,metallic, manufactured by King Nutronics Corporation Dba King Nutronics, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-146-3595 has 2 manufacturer part numbers on file: 3666-3-21 (King Nutronics Corporation Dba King Nutronics), 3666-3 ITEM 11 (King Nutronics Corporation Dba King Nutronics).
1 possible match (shared part number, not a government interchangeability claim): 5998-01-147-9410. Verify interchangeability with system specifications before substitution.
Key specifications for 3666-3-21: First End Style: PLAIN; Diameter: 0.125 INCHES NOMINAL IN; Cross-Sectional Shape Style: PLAIN ROUND; Second End Relationship with First End: IDENTICAL. 6 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.