The Window,observation, cataloged under National Stock Number 9330-00-476-5576, is classified within Federal Supply Class 9330 (Plastics Fabricated Materials) of the Nonmetallic Fabricated Materials group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9330-00-476-5576 |
| Item Name | Window,observation |
| FSC / FSG | 9330 / 93 — Plastics Fabricated Materials |
| Status | ACTIVE |
| Overall Diameter | 2.630 INCHES NOMINAL IN |
| Overall Thickness | 0.640 INCHES NOMINAL IN |
| Material Transparency | CLEAR |
| Material Document and Classification | MIL-P-5425 MIL SPEC SINGLE MATERIAL RESPONSE |
| Material | PLASTIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 205-030-210-025 | 5/2 Secondary reference U.S. Government activity |
| 205-030-210-25 | 3/2 Design control — primary reference U.S. Government activity |
NSN 9330-00-476-5576 is a Window,observation, classified under FSC 9330, Plastics Fabricated Materials. Status: active.
Key specifications for 9330-00-476-5576: Overall Diameter: 2.630 INCHES NOMINAL IN; Overall Thickness: 0.640 INCHES NOMINAL IN; Material Transparency: CLEAR; Material Document and Classification: MIL-P-5425 MIL SPEC SINGLE MATERIAL RESPONSE. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.