Product Details | OPTICAL INSTRUMENT WINDOW

6650-00-556-8054 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: P147512, P1475-12, 6650-00-556-8054, 00-556-8054, 6650005568054, 005568054

Instruments and Laboratory Equipment | Optical Instruments, Test Equipment, Components and Accessories

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1963 00-556-8054

Cross Reference | NSN 6650-00-556-8054

Part Number Cage Code Manufacturer
P1475-12 03956 NORTHROP GRUMMAN SYSTEMS CORPORATION DIV NAVAL AND MARINE SYSTEMS
P1475-12 34228 L-3 COMMUNICATIONS CORPORATION DBA L-3 KEO

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Technical Data | NSN 6650-00-556-8054

Characteristic Specifications
MATERIAL GLASS
REFRACTION INDEX 1.5234 NOMINAL
DISPERSION 58.0 ANGSTROMS NOMINAL
POLISHED SURFACE BOTH
SURFACE FINISH POLISHED
REFLECTION REDUCING SURFACE BOTH
POLISHED PERIPHERY NOT PROVIDED
DIAMETER 85.00 MILLIMETERS NOMINAL
THICKNESS 10.00 MILLIMETERS NOMINAL
BEVEL ANGLE IN DEG 45.000 NOMINAL
BEVEL DEPTH 4.000 MILLIMETERS NOMINAL
III FSC APPLICATION DATA PERISCOPE
MANUFACTURERS CODE 34228
DESIGN CONTROL REFERENCE P1475-12

Restrictions/Controls & Freight Information | NSN 6650-00-556-8054

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:QStrategic List Item (SLI). Demilitarization not required. SLI are non-MLI(Munitions List Items) controlled by the U.S. Dept. of Commerce through the Export Administration Regulations (EAR) and indicated on the Commerce Control List (CCL). Each CCL entry is preceded by a four-digit Export Control Commerce Control List Item (CCLI) – MUT to the point of scrap required outside the United States. Inside the United States, MUT is required when the DEMIL integrity code (IC) is “3” and MUT is not required when the DEMIL IC is “6.”
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:UPrecious 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
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

Management | NSN 6650-00-556-8054

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each