Product Details | OPTICAL INSTRUMENT WINDOW

1240-00-006-4098 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: 10548621, 1240-00-006-4098, 00-006-4098, 1240000064098, 000064098

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 19 JUN 1972 00-006-4098

Cross Reference | NSN 1240-00-006-4098

Part Number Cage Code Manufacturer
10548621 19200 US ARMY ARDEC RDECOM

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Technical Data | NSN 1240-00-006-4098

Characteristic Specifications
MATERIAL GLASS, OPTICAL, MIL-G-174, GRADE D, TYPE 517-645
REFRACTION INDEX 1.5170 NOMINAL
SURFACE FINISH GROUND
POLISHED PERIPHERY NOT PROVIDED
DIAMETER 2.300 INCHES NOMINAL
THICKNESS 0.125 INCHES NOMINAL
BEVEL ANGLE IN DEG 45.000 NOMINAL
BEVEL DEPTH 0.200 INCHES NOMINAL
MANUFACTURERS CODE 19200
DESIGN CONTROL REFERENCE 10548621

Restrictions/Controls & Freight Information | NSN 1240-00-006-4098

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:DMunitions List Item or Commerce Control List Item. Demilitarization required. Total destruction of the item and components so as to preclude restoration or repair to a usable condition by melting, cutting, tearing, scratching, crushing, breaking, punching, neutralizing, etc. (As an alternate, burial or deep water dumping may be used when coordinated with the DoD Demilitarization Program Office.)
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 095190 HARDWARE, NOI SUB 9
Less than car load rating Q 70
Less than truck load rating Q 70.0
Water commodity Code 713 unknown
Originating Activity Code BG RDECOM-ECBC-RI
Rock Island, IL 61299
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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

Management | NSN 1240-00-006-4098

Category Code Description
Cognizance Codes9HNavy-owned stocks of consumable material managed by the Army within the Army Armament Materiel Readiness Command
Naval Inventory Control Point, Mechanicsburg
Source of SupplyB14US Army Armament and Chemical Acquisition and Logistics
Activity
ATTN: AMSTA-AC
Rock Island, IL 61299-6000
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative