The Window,observation, cataloged under National Stock Number 9340-01-122-4858, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 9340-01-122-4858 |
| Item Name | Window,observation |
| FSC / FSG | 9340 / 93 — Glass Fabricated Materials |
| Status | ACTIVE |
| Material Transparency | TRANSLUCENT |
| Style Designator | SQUARE CORNERS |
| Edge Type | FLAT FINISH |
| Color | BLUE |
| Material | PLASTIC |
| Wire Mesh Pattern | SQUARE |
| 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 |
|---|---|
| 110594 | 3/9 Design control — primary reference Systron-Donner Corp Microwave/instrument Div |
NSN 9340-01-122-4858 is a Window,observation, classified under FSC 9340, Glass Fabricated Materials. Status: active.
Key specifications for 9340-01-122-4858: Material Transparency: TRANSLUCENT; Style Designator: SQUARE CORNERS; Overall Width: 3.810 INCHES MINIMUM AND 3.930 INCHES MAXIMUM IN; Edge Type: FLAT FINISH. 6 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.