The Tube and Fittings,metallic, cataloged under National Stock Number 4710-01-515-4768, 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 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4710-01-515-4768 |
| Primary Part Number | 74A401531-1001 |
| Item Name | Tube and Fittings,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Design Form | PREBENT |
| Criticality Code Justification | FEAT |
| Wall Thickness | 0.042 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.5625 INCHES FIRST END IN |
| End Connection Style | UNTHREADED EXTERNAL SECOND END |
| End Connection Style | SWIVEL NUT, GASKET SEAL FIRST END |
| Tube Outside Diameter | 0.375 INCHES NOMINAL IN |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 20 FIRST END |
| Material | TITANIUM TUBING |
| Material | TITANIUM SINGLE END |
| Thread Series Designator | UNJS FIRST END |
| End Connection Spec/std | 76301-7M1084T6 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 74A401531-1001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 74A401531 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 74A401531-1001 | 5/9 Secondary reference Goodrich Corp Dba Goodrich Corp |
NSN 4710-01-515-4768 is a Tube and Fittings,metallic, manufactured by The Boeing Company Div Defense, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-515-4768 has 1 manufacturer part number on file: 74A401531-1001 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-701-8984. Verify interchangeability with system specifications before substitution.
Key specifications for 74A401531-1001: Design Form: PREBENT; Criticality Code Justification: FEAT; Wall Thickness: 0.042 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND FIRST END. 14 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 4710-01-515-4768 has DEMIL Code Q. 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.