The Window,observation, cataloged under National Stock Number 9340-01-258-2232, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9340-01-258-2232 |
| Item Name | Window,observation |
| FSC / FSG | 9340 / 93 — Glass Fabricated Materials |
| Status | ACTIVE |
| Fourth Corner Radius | 1.875 INCHES NOMINAL IN |
| First Corner Radius | 1.875 INCHES NOMINAL IN |
| Second Corner Radius | 1.875 INCHES NOMINAL IN |
| Overall Thickness | 0.375 INCHES NOMINAL IN |
| Material Transparency | TRANSLUCENT |
| Style Designator | ROUNDED CORNERS |
| Material Document and Classification | MIL-G-3787,CLASS 1,TYPE II MIL SPEC SINGLE MATERIAL RESPONSE |
| Nondefinitive Spec/std Data | 1 CLASS AND II TYPE |
| Edge Type | FLAT FINISH |
| Material | GLASS LAMINATE |
| Third Corner Radius | 1.875 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 |
| Reference | Meaning |
|---|---|
| 1201335 | 3/9 Design control — primary reference Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
NSN 9340-01-258-2232 is a Window,observation, classified under FSC 9340, Glass Fabricated Materials. Status: active.
Key specifications for 9340-01-258-2232: Fourth Corner Radius: 1.875 INCHES NOMINAL IN; First Corner Radius: 1.875 INCHES NOMINAL IN; Second Corner Radius: 1.875 INCHES NOMINAL IN; Overall Thickness: 0.375 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.