The Cover,hatch, cataloged under National Stock Number 2040-01-655-2582, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2040-01-655-2582 |
| Item Name | Cover,hatch |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Status | ACTIVE |
| Overall Diameter | 6.00 INCHES NOMINAL IN |
| 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 |
|---|---|
| JE-123 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 01168003 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2040-01-655-2582 is a Cover,hatch, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
Key specifications for 2040-01-655-2582: Overall Diameter: 6.00 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: COVER,WATERTIGHT; End Item Identification: HATCH; 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.