The Tube and Fittings,metallic, cataloged under National Stock Number 4710-01-237-4704, 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 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4710-01-237-4704 |
| Primary Part Number | 4067591 |
| Item Name | Tube and Fittings,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Design Form | PREBENT |
| Mating End Quantity | 2 SINGLE END |
| Bolt Hole Diameter | 0.221 INCHES NOMINAL SINGLE END IN |
| Wall Thickness | 0.035 INCHES NOMINAL IN |
| End Connection Style | PLAIN SINGLE END |
| Tube Outside Diameter | 1.500 INCHES NOMINAL IN |
| Bolt Hole Quantity | 3 SINGLE END |
| Bolt Circle Diameter | 2.250 INCHES NOMINAL SINGLE END IN |
| Material | TITANIUM TUBING |
| Material | TITANIUM SINGLE 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 | F |
NSN 4710-01-237-4704 is a Tube and Fittings,metallic, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-237-4704 has 3 manufacturer part numbers on file: 4067591 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4067591 (Rtx Corporation Div Pratt & Whitney), 4067591 (E.a. Patten Co Llc).
Key specifications for 4067591: Design Form: PREBENT; Mating End Quantity: 2 SINGLE END; Bolt Hole Diameter: 0.221 INCHES NOMINAL SINGLE END IN; Wall Thickness: 0.035 INCHES NOMINAL IN. 10 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 4710-01-237-4704 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.