The Tube and Fittings,metallic, cataloged under National Stock Number 4710-01-340-4146, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4710-01-340-4146 |
| Primary Part Number | 70307-82004-041 |
| Item Name | Tube and Fittings,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Design Form | STRAIGHT |
| Mating End Quantity | 1 SECOND END |
| Mating End Quantity | 1 FIRST END |
| Material Document and Classification | QQ-A-225/6, ALLOY 2024, T851 FED SPEC 1ST MATERIAL RESPONSE SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 2.000 INCHES FIRST END IN |
| End Connection Style | UNTHREADED EXTERNAL SECOND END |
| Thread Class | 2B FIRST END |
| Material | ALUMINUM ALLOY FIRST END |
| Material | ALUMINUM ALLOY 2024 SECOND END |
| Thread Series Designator | UN FIRST 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 | X |
| Part Number | Manufacturer |
|---|---|
| 70307-82004-041 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 70307-82004 | D/9 Drawing number reference only Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 4710-01-340-4146 is a Tube and Fittings,metallic, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-340-4146 has 1 manufacturer part number on file: 70307-82004-041 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 70307-82004-041: Design Form: STRAIGHT; Mating End Quantity: 1 SECOND END; Mating End Quantity: 1 FIRST END; Material Document and Classification: QQ-A-225/6, ALLOY 2024, T851 FED SPEC 1ST MATERIAL RESPONSE SECOND END. 11 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 4710-01-340-4146 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.