The Lens,optical Instrument, cataloged under National Stock Number 6650-01-078-7722, 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 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6650-01-078-7722 |
| Primary Part Number | 12285259 |
| Item Name | Lens,optical Instrument |
| FSC / FSG | 6650 / 66 — Optical Instruments, Test Equipment, Components and Accessories |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| Individual Lens Style | DOUBLE CONVEX AND PLANO-CONCAVE |
| Element Left Surface Radius | 6.501 INCHES AND 8.859 INCHES IN |
| Element Right Surface Radius | 8.859 INCHES AND 0.000 INCHES IN |
| Material Document and Classification | MIL-G-174,CLASS 1,GRADE B,TYPE 573-575 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-G-174,CLASS 1,GRADE B,TYPE 689-312 MIL SPEC 2ND MATERIAL RESPONSE |
| Diameter | 2.498 INCHES NOMINAL IN |
| Abbe Constant | 57.500 AND 31.200 |
| Material | GLASS OPTICAL |
| Refraction Index | 1.5730 NOMINAL AND 1.6890 NOMINAL |
| Compound Lens Style | DOUBLET |
| Compound Lens Overall Axial Thickness | 0.600 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12285259 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 6650-01-078-7722 is a Lens,optical Instrument, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 6650, Optical Instruments, Test Equipment, Components and Accessories. Status: active.
NSN 6650-01-078-7722 has 1 manufacturer part number on file: 12285259 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 12285259: Individual Lens Style: DOUBLE CONVEX AND PLANO-CONCAVE; Element Left Surface Radius: 6.501 INCHES AND 8.859 INCHES IN; Element Right Surface Radius: 8.859 INCHES AND 0.000 INCHES IN; Material Document and Classification: MIL-G-174,CLASS 1,GRADE B,TYPE 573-575 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-G-174,CLASS 1,GRADE B,TYPE 689-312 MIL SPEC 2ND MATERIAL RESPONSE. 10 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 6650-01-078-7722 has DEMIL Code D. 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.