The Window,optical Instrument, cataloged under National Stock Number 6650-01-689-4531, is classified within Federal Supply Class 6650 (Optical Instruments, Test Equipment, Components and Accessories) of the Instruments and Laboratory Equipment group. The manufacturer of record is Adolf Meller Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Window,optical Instrument |
| FSC / FSG | 6650 — Optical Instruments, Test Equipment, Components and Accessories (FSG 66) |
| Manufacturers | Adolf Meller Co (CAGE 62439) |
| Parameter | Value |
|---|---|
| NSN | 6650-01-689-4531 |
| Primary Part Number | 108045-0001 |
| Item Name | Window,optical Instrument |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Adolf Meller Co |
| Status | ACTIVE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 108045-0001 PRIMARY | Adolf Meller Co (USA) |
| Reference | Meaning |
|---|---|
| 108045 | D/9 Drawing number reference only Word Processing and Designs |
| 108045-0001 | 7/2 Vendor item drawing reference Arete Associates, Inc Dba Arete |
NSN 6650-01-689-4531 is a Window,optical Instrument, manufactured by Adolf Meller Co, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-689-4531 has 1 manufacturer part number on file: 108045-0001 (Adolf Meller Co).
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 6650-01-689-4531 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.