The Hatch,marine, cataloged under National Stock Number 2040-01-420-3393, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Bath Iron Works Corporation. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-420-3393 |
| Primary Part Number | 8100-1252-0235 ASSY 201 |
| Item Name | Hatch,marine |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Bath Iron Works Corporation |
| Status | ACTIVE |
| Spring Balance Feature | NOT INCLUDED |
| Opening Length | 48.000 INCHES NOMINAL IN |
| Opening Width | 30.000 INCHES NOMINAL IN |
| Coaming Height | 6.000 INCHES NOMINAL IN |
| Coaming Thickness | 0.312 INCHES NOMINAL IN |
| Scuttle | NOT INCLUDED |
| Hasp | NOT INCLUDED |
| Operating Location | ABOVE AND BELOW |
| Material | STEEL PANEL |
| Installation Design | RAISED |
| Operating Control Type | INDIVIDUAL DOG |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8100-1252-0235 ASSY 201 PRIMARY | Bath Iron Works Corporation (USA) |
| 22215-345 | Bath Iron Works Corporation (USA) |
| Reference | Meaning |
|---|---|
| 8100-1252-0235 | D/9 Drawing number reference only Bath Iron Works Corporation |
NSN 2040-01-420-3393 is a Hatch,marine, manufactured by Bath Iron Works Corporation, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-420-3393 has 2 manufacturer part numbers on file: 8100-1252-0235 ASSY 201 (Bath Iron Works Corporation), 22215-345 (Bath Iron Works Corporation).
Key specifications for 8100-1252-0235 ASSY 201: Spring Balance Feature: NOT INCLUDED; Opening Length: 48.000 INCHES NOMINAL IN; Opening Width: 30.000 INCHES NOMINAL IN; Coaming Height: 6.000 INCHES NOMINAL IN. 11 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.