The Tube Assembly,metal, cataloged under National Stock Number 4710-01-161-5776, 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. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 — Pipe, Tube and Rigid Tubing (FSG 47) |
| Manufacturers | Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders (CAGE 21890); Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445) |
| Parameter | Value |
|---|---|
| NSN | 4710-01-161-5776 |
| Primary Part Number | 575694 |
| 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 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 575694 | Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders (USA) |
| 575694 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| 575694 | 5/9 Secondary reference Aero Tube Technologies, Llc Dba Tube Bends |
NSN 4710-01-161-5776 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 4710-01-161-5776 has 2 manufacturer part numbers on file: 575694 (Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders), 575694 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
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 4710-01-161-5776 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.