The Guide Block,door,marine, cataloged under National Stock Number 2040-01-476-2450, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-476-2450 |
| Item Name | Guide Block,door,marine |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Status | ACTIVE |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| B-SC765F67 ITEM 3 | 3/2 Design control — primary reference U.S. Government activity |
| 803-1623057AY A MOD B-SC76F67-3 | 5/2 Secondary reference U.S. Government activity |
NSN 2040-01-476-2450 is a Guide Block,door,marine, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
Key specifications for 2040-01-476-2450: Part Name Assigned by Controlling Agency: SCUTTLE,MARINE,FWTQA;(DRAWING)SCUTTLE,WT,FLUSH,QUICK ACTING,25 DIA 25PSI-ARRANGEMENT; End Item Identification: SCUTTLE,WATERTIGHT B-SC76F67 ITEM 3; Material: STEEL CORROSION RESISTING. 1 specification is 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.