The Tube Assembly,metal, cataloged under National Stock Number 4710-01-038-8529, 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 11 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4710-01-038-8529 |
| Primary Part Number | 4045661 |
| 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 |
| Seat Angle in Deg | 37.0 ALL ENDS |
| Design Form | PREBENT |
| Mating End Quantity | 1 ALL ENDS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.812 INCHES ALL ENDS IN |
| End Connection Style | SWIVEL NUT, FLARELESS ALL ENDS |
| Tube Outside Diameter | 0.562 INCHES NOMINAL IN |
| Thread Class | 3B ALL ENDS |
| Material | STEEL CORROSION RESISTING ALL ENDS |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS |
| End Connection Spec/std | MS,MS9198-09,MS9483-09 |
| 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 |
|---|---|
| 4045661 | E.a. Patten Co Llc (USA) |
| 4045661 | Rtx Corporation Div Pratt & Whitney (USA) |
| 4045661 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4045661 | Kreisler Industrial Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4045661 | 5/9 Secondary reference U.S. Government activity |
| 4045661E | 5/9 Secondary reference Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
NSN 4710-01-038-8529 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 4710-01-038-8529 has 4 manufacturer part numbers on file: 4045661 (E.a. Patten Co Llc), 4045661 (Rtx Corporation Div Pratt & Whitney), 4045661 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4045661 (Kreisler Industrial Corporation).
Key specifications for 4045661: Seat Angle in Deg: 37.0 ALL ENDS; Design Form: PREBENT; Mating End Quantity: 1 ALL ENDS; Thread Direction: RIGHT-HAND ALL ENDS. 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 4710-01-038-8529 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.