NSN 6650-00-520-4662 5204662, 00-520-4662, 005204662
Product Details | OPTICAL INSTRUMENT LENS
6650-00-520-4662 An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see WINDOW, OPTICAL INSTRUMENT. Excludes RETICLE, OPTICAL INSTRUMENT.20258550055Night Vision Equipment, Emitted and Reflected Radiation66500063Optical Instruments, Test Equipment, Components and Accessories
Part Alternates: 5204662, 6650-00-520-4662, 00-520-4662, 6650005204662, 005204662
Instruments and Laboratory Equipment | Optical Instruments, Test Equipment, Components and Accessories
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | 01 JAN 1963 | 00-520-4662 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
Drawings & Photos | NSN 6650-00-520-4662
Cross Reference | NSN 6650-00-520-4662
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 5204662 | 19200 | US ARMY ARDEC RDECOM |
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Related Products | NSN 6650-00-520-4662
Technical Data | NSN 6650-00-520-4662
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS, OPTICAL, MIL-G-174, CLASS 1, GRADE B |
| COMPOUND LENS STYLE | E1 DOUBLET |
| INDIVIDUAL LENS STYLE | D1 DOUBLE CONVEX AND D6 MENISCUS DIVERGING |
| DIAMETER | 2.047 INCHES NOMINAL |
| AXIAL THICKNESS | 0.358 INCHES NOMINAL AND 0.260 INCHES NOMINAL |
| COMPOUND LENS OVERALL AXIAL THICKNESS | 0.619 INCHES NOMINAL |
| COMPOUND LENS EDGE THICKNESS | 0.438 INCHES NOMINAL |
| ELEMENT LEFT SURFACE RADIUS | 6.051 INCHES AND -6.086 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | -6.173 INCHES AND -68.563 INCHES |
| EQUIVALENT FOCAL LENGTH | 13.004 INCHES |
| BACK FOCAL LENGTH | 12.597 INCHES |
| FRONT FOCAL LENGTH | 12.159 INCHES |
| REFRACTION INDEX | 1.5170 NOMINAL AND 1.6170 NOMINAL |
| ABBE CONSTANT | 64.500 AND 36.600 |
| III FSC APPLICATION DATA | TELESCOPE,MODEL M49 |
| MANUFACTURERS CODE | 19200 |
| DESIGN CONTROL REFERENCE | 5204662 |
Restrictions/Controls & Freight Information | NSN 6650-00-520-4662
| Category | Code | Description |
|---|---|---|
| Hazardous Material Indicator Code | N | There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials |
| Demilitarization Code: | A | Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required. |
| Precious Metals Indicator Code: | U | Precious metal type is unknown |
| Criticality Code: | X | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
| Category | Code | Description |
|---|---|---|
| NMF Description | 057940 | LENSES OPTICAL NOI |
| Less than car load rating | W | Rating Variable |
| Less than truck load rating | W | Rating Variable |
| Water commodity Code | 744 | unknown |
| Originating Activity Code | XX | |
| Air Dimension Code | A | Shipment is not a consolidation and does not exceed 72 inches in any dimension. |
| Air Commodity | M | Medical supplies, equipment, samples records, etc. |
| Air Special Handling | Z | No special handling required. |
| Special Handling Code | 9 | unknonwn |
| HAZMAT | ||
| Type of Cargo | Z | No special type of cargo code applicable |