The Window,marine, cataloged under National Stock Number 2040-01-491-9412, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2040-01-491-9412 |
| Primary Part Number | 167-6985306 PART 50 |
| Item Name | Window,marine |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Diameter | 8.125 INCHES NOMINAL IN |
| Glass Thickness | 0.875 INCHES NOMINAL IN |
| 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 |
|---|---|
| 167-6985306 PART 50 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H542-1701 PART 50 | 5/2 Secondary reference U.S. Government activity |
| 6985306 PART 50 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 2040-01-491-9412 is a Window,marine, manufactured by Naval Sea Systems Command, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-491-9412 has 1 manufacturer part number on file: 167-6985306 PART 50 (Naval Sea Systems Command).
Key specifications for 167-6985306 PART 50: Diameter: 8.125 INCHES NOMINAL IN; End Item Identification: DOOR ASSEMBLY WAT (LOS ANGELES CLASS 688); Glass Thickness: 0.875 INCHES NOMINAL IN. 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.