The Tube Assembly,metal, cataloged under National Stock Number 4710-01-574-4449, 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 Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4710-01-574-4449 |
| Primary Part Number | 251-7616056 REV D FIND NO. 35 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 251-7616056 REV D FIND NO. 35 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 7616055-019 | 5/9 Secondary reference Garlock Inc Mechanical Seal Div Div of Coltec Industries Inc |
| 7616055-019 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4710-01-574-4449 is a Tube Assembly,metal, manufactured by Naval Sea Systems Command, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-574-4449 has 1 manufacturer part number on file: 251-7616056 REV D FIND NO. 35 (Naval Sea Systems Command).
Key specifications for 251-7616056 REV D FIND NO. 35: End Item Identification: ANTI-ICING KIT, BLEED AIR. 0 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 4710-01-574-4449 has DEMIL Code B. 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.