The Window,observation, cataloged under National Stock Number 9340-00-438-7591, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. The manufacturer of record is General Dynamics Mission Systems, Inc. Dba Gdms. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9340-00-438-7591 |
| Primary Part Number | 61-24430K01 |
| Item Name | Window,observation |
| FSC / FSG | 9340 / 93 — Glass Fabricated Materials |
| Manufacturer | General Dynamics Mission Systems, Inc. Dba Gdms |
| Status | ACTIVE |
| Overall Diameter | 1.000 INCHES NOMINAL IN |
| Surface Finish | FINE FINISHED |
| Overall Thickness | 0.190 INCHES NOMINAL IN |
| Material Transparency | CLEAR |
| Style Designator | CIRCULAR |
| Ply Quantity | 1 |
| Material | GLASS |
| Heat Absorbing Characteristic | HIGH LIGHT TRANSMISSION |
| 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 |
|---|---|
| 61-24430K01 PRIMARY | General Dynamics Mission Systems, Inc. Dba Gdms (USA) |
| Reference | Meaning |
|---|---|
| 61-24430K01 | 5/9 Secondary reference U.S. Government activity |
| SM-A-702328 | 5/1 Secondary reference General Dynamics Mission Systems, Inc. Dba Gdms |
| SM-A-702328 | 5/9 Secondary reference U.S. Government activity |
NSN 9340-00-438-7591 is a Window,observation, manufactured by General Dynamics Mission Systems, Inc. Dba Gdms, classified under FSC 9340, Glass Fabricated Materials. Status: active.
NSN 9340-00-438-7591 has 1 manufacturer part number on file: 61-24430K01 (General Dynamics Mission Systems, Inc. Dba Gdms).
Key specifications for 61-24430K01: Overall Diameter: 1.000 INCHES NOMINAL IN; Surface Finish: FINE FINISHED; Overall Thickness: 0.190 INCHES NOMINAL IN; Material Transparency: CLEAR. 8 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.