The Tube and Fittings,metallic, cataloged under National Stock Number 4710-01-357-6666, 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 Corp Dba Northrop Grumman Computing Systems. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-357-6666 |
| Primary Part Number | DAA3218A813-007 |
| Item Name | Tube and Fittings,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Design Form | STRAIGHT |
| Mating End Quantity | 1 SINGLE END |
| Material Document and Classification | MIL-T-8808, COMP 321 MIL SPEC SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.028 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND SINGLE END |
| End Connection Style | EXTERNAL SEAT OR GASKET SEAL SINGLE END |
| Tube Outside Diameter | 0.500 INCHES NOMINAL IN |
| Thread Class | 3A SINGLE END A |
| Material | STEEL COMP 321 TUBING |
| 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 |
|---|---|
| DAA3218A813-007 PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
| Reference | Meaning |
|---|---|
| DAA3218A813 | D/9 Drawing number reference only Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
NSN 4710-01-357-6666 is a Tube and Fittings,metallic, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-357-6666 has 1 manufacturer part number on file: DAA3218A813-007 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for DAA3218A813-007: Design Form: STRAIGHT; Mating End Quantity: 1 SINGLE END; Material Document and Classification: MIL-T-8808, COMP 321 MIL SPEC SINGLE MATERIAL RESPONSE TUBING; Overall Length: 6.000 INCHES NOMINAL IN. 9 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.