The Tube Assembly,metal, cataloged under National Stock Number 4710-01-439-3740, 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 Reid Products Inc. Dba Reid Products Inc. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-439-3740 |
| Primary Part Number | HS4138-61-43 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Reid Products Inc. Dba Reid Products Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| HS4138-61-43 PRIMARY | Reid Products Inc. Dba Reid Products Inc (USA) |
| FT5337-61-43 PRIMARY | Fastener Technology Corp (USA) |
| HS4138-61-43 PRIMARY | Precision Aircraft Machining Company, Inc. Dba Pamco Div Precision Aircraft Machining Co Dba Pamco (USA) |
| HS4138-61-43 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| WSI-61-43 | 5/9 Secondary reference Atlas Corp Western Sky Industries Div |
| HS4138-61-43 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 4710-01-439-3740 is a Tube Assembly,metal, manufactured by Reid Products Inc. Dba Reid Products Inc, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-439-3740 has 4 manufacturer part numbers on file: HS4138-61-43 (Reid Products Inc. Dba Reid Products Inc), FT5337-61-43 (Fastener Technology Corp), HS4138-61-43 (Precision Aircraft Machining Company, Inc. Dba Pamco Div Precision Aircraft Machining Co Dba Pamco), HS4138-61-43 (The Boeing Company).
Key specifications for HS4138-61-43: End Item Identification: USED ON AH-64A A. 0 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.