The Cell Assembly,optical Instrument, cataloged under National Stock Number 1240-01-060-4255, 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 14 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 | 1240-01-060-4255 |
| Primary Part Number | 11747132 |
| Item Name | Cell Assembly,optical Instrument |
| 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 |
| Optical Element Controlling Agency | ARMY |
| Optical Element Quantity | 1 |
| Overall Diameter | 1.925 INCHES MINIMUM AND 1.927 INCHES MAXIMUM IN |
| Eccentric Construction | NOT PROVIDED |
| Optical Element Type | SINGLE LENS |
| Thread Pitch Diameters | +1.8861 TO 1.8912 INCHES IN |
| Material Document and Classification | WW-T-700/3, ALLOY 2024, T3 FED SPEC SINGLE MATERIAL RESPONSE OR WW-T-700/6, ALLOY 6061, T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/3 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 1.310 INCHES IN |
| Thread Location | EXTERNAL |
| Optical Element Identifying Number | 11747132 DRAWING NO. |
| Accessory Components and Quantity | CELL 1; RING 1; WASHER 2; LENS 1;SPRING 1 |
| Thread Size | 1 29/32-48 |
| Screw Thread Series Designator | UNS |
| Material | ALUMINUM ALLOY 2024 OR ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 6062 |
| 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 |
|---|---|
| 11747132 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 1240-01-060-4255 is a Cell Assembly,optical Instrument, 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 1240-01-060-4255 has 1 manufacturer part number on file: 11747132 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 11747132: Optical Element Controlling Agency: ARMY; Optical Element Quantity: 1; Overall Diameter: 1.925 INCHES MINIMUM AND 1.927 INCHES MAXIMUM IN; Eccentric Construction: NOT PROVIDED. 14 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 1240-01-060-4255 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.