The Tube Assembly,metal, cataloged under National Stock Number 4710-01-034-9643, 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 8 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-034-9643 |
| Primary Part Number | 759818 |
| Item Name | Tube Assembly,metal |
| 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 |
| Material Document and Classification | AMS 5570 ASSN STD SINGLE MATERIAL RESPONSE TUBING |
| Wall Thickness | 0.044 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN |
| End Connection Style | MISCELLANEOUS FIRST END |
| End Connection Style | PLAIN SECOND END |
| Tube Outside Diameter | 2.615 INCHES MINIMUM AND 2.635 INCHES MAXIMUM IN |
| Material | STEEL COMP 321 TUBING |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 759818 | Rtx Corporation Div Pratt & Whitney (USA) |
| 759818 | Form Fit & Function Llc Div F3 (USA) |
| 759818 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 759818 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 759818 | 5/9 Secondary reference Aero Tube Technologies, Llc Dba Tube Bends |
| 759818 | 5/9 Secondary reference E.a. Patten Co Llc |
| 759818 | 5/9 Secondary reference Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders |
| 759818 | 5/9 Secondary reference U.S. Government activity |
| 759818 | 5/9 Secondary reference Kreisler Industrial Corporation |
NSN 4710-01-034-9643 is a Tube Assembly,metal, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-034-9643 has 3 manufacturer part numbers on file: 759818 (Rtx Corporation Div Pratt & Whitney), 759818 (Form Fit & Function Llc Div F3), 759818 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 759818: Design Form: PREBENT; Mating End Quantity: 2 SINGLE END; Material Document and Classification: AMS 5570 ASSN STD SINGLE MATERIAL RESPONSE TUBING; Wall Thickness: 0.044 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN. 8 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 4710-01-034-9643 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.