The Tube Assembly,metal, cataloged under National Stock Number 4710-01-216-0853, 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 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-216-0853 |
| Primary Part Number | 4057638-01 |
| 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 |
| Wall Thickness | 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN |
| End Connection Style | SWIVEL NUT, FLARED FIRST END |
| End Connection Style | FLARED SECOND END |
| Tube Outside Diameter | 0.237 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| 4057638-01 | Woodward Fst, Inc (USA) |
| 4057638-01 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4057638-01 | Rtx Corporation Div Pratt & Whitney (USA) |
| 4057638-01 | E.a. Patten Co Llc (USA) |
NSN 4710-01-216-0853 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 4710-01-216-0853 has 4 manufacturer part numbers on file: 4057638-01 (Woodward Fst, Inc), 4057638-01 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4057638-01 (Rtx Corporation Div Pratt & Whitney), 4057638-01 (E.a. Patten Co Llc).
Key specifications for 4057638-01: Design Form: PREBENT; Wall Thickness: 0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN; End Connection Style: SWIVEL NUT, FLARED FIRST END; End Connection Style: FLARED SECOND END. 6 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 4710-01-216-0853 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.