The Tube Assembly,metal, cataloged under National Stock Number 4710-01-130-7121, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-130-7121 |
| Primary Part Number | 74A541224-1003 |
| Item Name | Tube Assembly,metal |
| 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 |
| Design Form | PREBENT |
| Mating End Quantity | 1 SECOND END |
| Mating End Quantity | 1 FIRST END |
| Material Document and Classification | MIL-T-8808, COMP 321 MIL SPEC SINGLE MATERIAL RESPONSE TUBING |
| Material Document and Classification | MIL-T-8808, COMP 321 MIL SPEC SINGLE MATERIAL RESPONSE SECOND END |
| Wall Thickness | 0.035 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 21.432 MILLIMETERS SECOND END MM |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| End Connection Style | EXTERNAL SEAT OR GASKET SEAL SECOND END |
| End Connection Style | SWIVEL NUT, GASKET SEAL FIRST END |
| Tube Outside Diameter | 0.625 INCHES NOMINAL IN |
| Thread Class | 3A SECOND END A |
| Thread Class | 2B FIRST END |
| Material | STEEL COMP 321 FIRST END |
| Material | STEEL COMP 321 SECOND END |
| Material | STEEL COMP 321 TUBING |
| Thread Series Designator | UNS FIRST END |
| Thread Series Designator | BSP.TR EXT SECOND END |
| 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 |
|---|---|
| 74A541224-1003 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 74A541224 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 74A541224-1003 | 3/9 Design control — primary reference The Boeing Company Div Defense |
| 10110786 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 4710-01-130-7121 is a Tube Assembly,metal, 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 4710-01-130-7121 has 1 manufacturer part number on file: 74A541224-1003 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).
Key specifications for 74A541224-1003: Design Form: PREBENT; Mating End Quantity: 1 SECOND END; Mating End Quantity: 1 FIRST END; Material Document and Classification: MIL-T-8808, COMP 321 MIL SPEC SINGLE MATERIAL RESPONSE TUBING. 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.
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.