The Tube Assembly,metal, cataloged under National Stock Number 4710-01-499-5653, 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 Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4710-01-499-5653 |
| Primary Part Number | 3256751-501 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division |
| Status | ACTIVE |
| Design Form | PREBENT |
| End Connection Style | UNTHREADED INTERNAL SINGLE END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 3256751-501 PRIMARY | Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division (USA) |
| Reference | Meaning |
|---|---|
| 3256751-501 | 3/9 Design control — primary reference U.S. Government activity |
| 3256751 | D/9 Drawing number reference only U.S. Government activity |
NSN 4710-01-499-5653 is a Tube Assembly,metal, manufactured by Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-499-5653 has 1 manufacturer part number on file: 3256751-501 (Navy, United States Department of the Dba Naval Surface Warfare Center Div Naval Surface Warfare Center Crane Division).
Key specifications for 3256751-501: Design Form: PREBENT; End Connection Style: UNTHREADED INTERNAL SINGLE END; Part Name Assigned by Controlling Agency: TUBE ASSEMBLY,COOLANT HEAT EXCHANGER; End Item Identification: PROWLER EA-6B AIRCRAFT, BAND 9/10 TRA.; NHA P/N 4240297, USED ON ALQ-99. 2 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.
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.