The Cell,optical Element, cataloged under National Stock Number 1240-00-503-7658, 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 11 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 | 1240-00-503-7658 |
| Primary Part Number | 5037658 |
| 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 | TELESCOPE PANORAMIC,M1,INTEGRATED WITH FIRE CONTROL |
| Element Securing Method | THREADED RING |
| Overall Diameter | 0.680 INCHES NOMINAL IN |
| Drive Type | SLOTTED FACE |
| Eccentric Construction | NOT PROVIDED |
| Thread Length | 0.125 INCHES AND 0.200 INCHES IN |
| Thread Location | INTERNAL AND EXTERNAL |
| Thread Size | 0.600 IN.-36 AND 0.680 IN.-48 IN |
| Screw Thread Series Designator | UNS |
| Thread Class | 3B AND 3A A |
| Material | COPPER ALLOY 360 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5037658 PRIMARY | Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA) |
NSN 1240-00-503-7658 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 1240-00-503-7658 has 1 manufacturer part number on file: 5037658 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate).
Key specifications for 5037658: Overall Height: 0.500 INCHES NOMINAL IN; FSC Application Data: TELESCOPE PANORAMIC,M1,INTEGRATED WITH FIRE CONTROL; Element Securing Method: THREADED RING; Overall Diameter: 0.680 INCHES NOMINAL IN. 11 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.
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.