The Tube and Fittings,metallic, cataloged under National Stock Number 4710-01-515-5616, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-515-5616 |
| Primary Part Number | 74A586721-1013 |
| Item Name | Tube and Fittings,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Seat Angle in Deg | 37.0 FOURTH END |
| Design Form | PREBENT |
| Mating End Quantity | 5 SINGLE END |
| Criticality Code Justification | FEAT |
| Bolt Hole Diameter | 0.257 INCHES NOMINAL FIRST END IN |
| Material Document and Classification | WW-T-700/6, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.035 INCHES NOMINAL IN |
| Nominal Thread Size | 0.750 INCHES FOURTH END IN |
| End Connection Style | PLAIN SECOND END |
| End Connection Style | PLAIN THIRD END |
| End Connection Style | RAISED FIRST END |
| End Connection Style | FLARED FOURTH END |
| End Connection Style | MISCELLANEOUS FIFTH END |
| Tube Outside Diameter | 0.750 INCHES NOMINAL IN |
| Bolt Hole Quantity | 2 FIRST END |
| Bolt Circle Diameter | 2.000 INCHES NOMINAL FIRST END IN |
| Thread Class | 3A FOURTH END A |
| Material | ALUMINUM ALLOY SINGLE END |
| Material | ALUMINUM ALLOY 6061 TUBING |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FOURTH END |
| 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 |
|---|---|
| 74A586721-1013 | The Boeing Company Div Defense (USA) |
| 74A586721-1013 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 74A586721 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4710-01-515-5616 is a Tube and Fittings,metallic, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-515-5616 has 2 manufacturer part numbers on file: 74A586721-1013 (The Boeing Company Div Defense), 74A586721-1013 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 74A586721-1013: Seat Angle in Deg: 37.0 FOURTH END; Design Form: PREBENT; Mating End Quantity: 5 SINGLE END; Criticality Code Justification: FEAT. 20 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 4710-01-515-5616 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.