The Cell,optical Element, cataloged under National Stock Number 1240-00-768-8775, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control 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 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1240-00-768-8775 |
| Primary Part Number | 7688775 |
| Item Name | Cell,optical Element |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
| Status | ACTIVE |
| FSC Application Data | PERISCOPE,TANK |
| Element Securing Method | THREADED RING |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1,CLASS 2,BLACK MIL SPEC SINGLE TREATMENT RESPONSE |
| Overall Diameter | 1.572 INCHES NOMINAL IN |
| Drive Type | DRILLED FACE |
| Eccentric Construction | NOT PROVIDED |
| Material Document and Classification | QQ-A-225/3, T3 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.182 INCHES AND 0.791 INCHES IN |
| Thread Location | EXTERNAL |
| Chamfer Location | OPPOSITE DRIVE END AND DRIVE END |
| Thread Direction | RIGHT-HAND |
| Chamfer Size | 0.015 IN. BY 45 DEG; 0.020 IN. BY45 DEG IN |
| Thread Size | 1.430 IN. -48 AND 1.572 IN. -48 IN |
| Screw Thread Series Designator | UNS |
| Surface Treatment | ANODIZE |
| Thread Class | 2A A |
| Material | ALUMINUM ALLOY 2011 |
| 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 |
|---|---|
| 7688775 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
| Reference | Meaning |
|---|---|
| 1240007688775 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 1240-00-768-8775 is a Cell,optical Element, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-00-768-8775 has 1 manufacturer part number on file: 7688775 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 7688775: FSC Application Data: PERISCOPE,TANK; Element Securing Method: THREADED RING; Surface Treatment Document and Classification: MIL-A-8625,TYPE 1,CLASS 2,BLACK MIL SPEC SINGLE TREATMENT RESPONSE; Overall Diameter: 1.572 INCHES NOMINAL IN. 17 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 1240-00-768-8775 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.