The Window,observation, cataloged under National Stock Number 9340-01-019-8553, is classified within Federal Supply Class 9340 (Glass Fabricated Materials) of the Nonmetallic Fabricated Materials group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9340-01-019-8553 |
| Item Name | Window,observation |
| FSC / FSG | 9340 / 93 — Glass Fabricated Materials |
| Status | ACTIVE |
| FSC Application Data | ANALYZER,SPECTRUM |
| Overall Thickness | 0.125 INCHES NOMINAL IN |
| Material Transparency | CLEAR |
| Style Designator | SQUARE CORNERS |
| Ply Quantity | 1 |
| Special Markings | VERTICAL CENTER SCRIBE LINE 0.010 IN. THK IN |
| Material | PLASTIC |
| 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 |
|---|---|
| 1630-190 | 5/9 Secondary reference Tram Electronics Inc |
| SM-B-398404 | 5/9 Secondary reference U.S. Government activity |
| SM-B-398404 | 3/2 Design control — primary reference U.S. Government activity |
NSN 9340-01-019-8553 is a Window,observation, classified under FSC 9340, Glass Fabricated Materials. Status: active.
Key specifications for 9340-01-019-8553: FSC Application Data: ANALYZER,SPECTRUM; Overall Thickness: 0.125 INCHES NOMINAL IN; Material Transparency: CLEAR; Style Designator: SQUARE CORNERS. 7 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.