NSN 1240-00-599-9218 8567556, 00-599-9218, 005999218
Product Details | OPTICAL INSTRUMENT WINDOW
1240-00-599-9218 A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.20212400038Optical Sighting and Ranging Equipment66500063Optical Instruments, Test Equipment, Components and Accessories
Part Alternates: 8567556, 1240-00-599-9218, 00-599-9218, 1240005999218, 005999218
Fire Control Equipment | Optical Sighting and Ranging Equipment
| Supply Group (FSG) | NSN Assign. | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 12 | 01 JAN 1963 | 00-599-9218 | 10908 ( WINDOW, OPTICAL INSTRUMENT ) |
Cross Reference | NSN 1240-00-599-9218
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8567556 | 19200 | US ARMY ARDEC RDECOM |
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Technical Data | NSN 1240-00-599-9218
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS, OPTICAL, JAN-G-174, TYPE 517-645, GRADE C |
| REFRACTION INDEX | 1.5160 MINIMUM AND 1.5180 MAXIMUM |
| DISPERSION | 64.000 ANGSTROMS MINIMUM AND 65.000 ANGSTROMS MAXIMUM |
| POLISHED SURFACE | BOTH |
| SURFACE FINISH | POLISHED |
| REFLECTION REDUCING SURFACE | BOTH |
| POLISHED PERIPHERY | NOT PROVIDED |
| WIDTH | 24.9 MILLIMETERS MINIMUM AND 25.4 MILLIMETERS MAXIMUM |
| LENGTH | 62.740 MILLIMETERS MINIMUM AND 63.240 MILLIMETERS MAXIMUM |
| THICKNESS | 4.800 MILLIMETERS MINIMUM AND 5.200 MILLIMETERS MAXIMUM |
| BEVEL ANGLE IN DEG | 45.000 NOMINAL |
| BEVEL DEPTH | 0.510 MILLIMETERS MAXIMUM |
| SPECIAL FEATURES | CORNERS ROUNDED 0.237IN. MAX 0.197IN. MIN. RADIUS; RESOLVING POWER TO BE 30 SEC OF ARC OR BETTER AS USED WHENSCANNING CLEAR APERTURE WITH A TELESCOPE OF AT LEAST A 0.5IN. APERTURE; LIGHT DEVIATION NOT TO EXCEED PLUS OR MINUS 2 MIN OF ARC; SPHERICAL POWER NOT TOEXCEED 7 MILLIDIOPTERS; ASTIGMATISM NOT TO EXCEED 3 MILLIDIOPTERS; SURFACE QUALITY 80-50 |
| III FSC APPLICATION DATA | SIGHT PERISCOPE T42 |
| MANUFACTURERS CODE | 19200 |
| DESIGN CONTROL REFERENCE | 8567556 |
Restrictions/Controls & Freight Information | NSN 1240-00-599-9218
| 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 | 058110 | OPTICAL GOODS OR INSTRUMENTS NOI |
| Less than car load rating | D | 200 |
| Less than truck load rating | D | 200.0 |
| 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 |