The Tube Assembly,metal, cataloged under National Stock Number 4710-01-189-2453, 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 Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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); B-C-D Metal Products, Inc (CAGE 04602) |
| Parameter | Value |
|---|---|
| NSN | 4710-01-189-2453 |
| Primary Part Number | 4901T95G01 |
| Item Name | Tube Assembly,metal |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 4901T95G01 | Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders (USA) |
| 4901T95G01 | B-C-D Metal Products, Inc (USA) |
| Reference | Meaning |
|---|---|
| 4901T95G01 | 5/9 Secondary reference Tomco Machining Inc. Dba Crossroads and Tomco Machining Do Not Reinstate This Code Co Has Filed Bankruptcy |
| 4901T95G01 | 5/2 Secondary reference U.S. Government activity |
| 4901T95G01 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4710-01-189-2453 is a Tube Assembly,metal, manufactured by Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-189-2453 has 2 manufacturer part numbers on file: 4901T95G01 (Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders), 4901T95G01 (B-C-D Metal Products, Inc).
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 4710-01-189-2453 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.