The Boiler Tube, cataloged under National Stock Number 4410-00-377-9503, is classified within Federal Supply Class 4410 (Industrial Boilers) of the Furnace, Steam, Drying, Nuclear Reactors group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4410-00-377-9503 |
| Item Name | Boiler Tube |
| FSC / FSG | 4410 / 44 — Industrial Boilers |
| Status | ACTIVE |
| Design Form | PREBENT |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MX262886PCLB | 5/9 Secondary reference Babcock & Wilcox Co |
| MX262818LB | 5/9 Secondary reference Babcock & Wilcox Co |
| MX262818LB | 3/9 Design control — primary reference The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| MX262886PCLB | 5/9 Secondary reference The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
NSN 4410-00-377-9503 is a Boiler Tube, classified under FSC 4410, Industrial Boilers. Status: active.
Key specifications for 4410-00-377-9503: Design Form: PREBENT; End Item Identification: MARINE BOILER, BABCOCK AND WILCOX CO.; Material: STEEL. 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.