The Window,optical Instrument, cataloged under National Stock Number 6650-01-003-6467, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6650-01-003-6467 |
| Item Name | Window,optical Instrument |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Status | ACTIVE |
| Length | 2.953 INCHES MINIMUM AND 2.969 INCHES MAXIMUM IN |
| Material Document and Classification | 1723,CORNING GLASS WORKS MFR REF 2ND MATERIAL RESPONSE OR MIL-G-174, CLASS 1, GRADE A MIL SPEC 1ST MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED |
| Reflection Reducing Surface | BOTH |
| Polished Periphery | NOT PROVIDED |
| Width | 0.906 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN |
| Material | GLASS OPTICAL AND GLASS LOCATION NOT OTHERWISE SPECIFIED |
| Polished Surface | BOTH |
| Thickness | 0.109 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 420954-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 6650-01-003-6467 is a Window,optical Instrument, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
Key specifications for 6650-01-003-6467: Length: 2.953 INCHES MINIMUM AND 2.969 INCHES MAXIMUM IN; Material Document and Classification: 1723,CORNING GLASS WORKS MFR REF 2ND MATERIAL RESPONSE OR MIL-G-174, CLASS 1, GRADE A MIL SPEC 1ST MATERIAL RESPONSE LOCATION NOT OTHERWISE SPECIFIED; Reflection Reducing Surface: BOTH; Polished Periphery: NOT PROVIDED. 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.
NSN 6650-01-003-6467 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.