Product Details | OPTICAL ELEMENT RETAINER

1240-00-208-7561 A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see CELL, OPTICAL ELEMENT. Excludes RING, EXTERNALLY THREADED.20312400038Optical Sighting and Ranging Equipment58550055Night Vision Equipment, Emitted and Reflected Radiation66500063Optical Instruments, Test Equipment, Components and Accessories

Part Alternates: 11738900, 1240-00-208-7561, 00-208-7561, 1240002087561, 002087561

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 08 APR 1973 00-208-7561

Drawings & Photos | NSN 1240-00-208-7561


Cross Reference | NSN 1240-00-208-7561

Part Number Cage Code Manufacturer
11738900 19200 US ARMY ARDEC RDECOM

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Technical Data | NSN 1240-00-208-7561

Characteristic Specifications
STYLE DESIGNATOR F4 SHOULDERED
SHOULDER DIAMETER 1.360 INCHES MINIMUM AND 1.370 INCHES MAXIMUM
SHOULDER LENGTH 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM
HOLE DIAMETER 1.254 INCHES MINIMUM AND 1.258 INCHES MAXIMUM
OVERALL LENGTH 0.210 INCHES MINIMUM AND 0.230 INCHES MAXIMUM
FLANGE THREAD SIZE 1.500 IN.-32UNS-2A
MATERIAL STEEL, AMS 5643
SURFACE TREATMENT PASSIVATED, HP4-169, HUGHES AIRCRAFT CO
DRIVE TYPE SLOTTED
HOLE OR SLOT QUANTITY 4
WIDTH 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
DEPTH 0.070 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
DRIVE FACILITY ANGULAR SPACING IN DEG 90.0
INTERNAL ANNULAR SERRATION NOT PROVIDED
GUIDE DESIGN THREAD CHAMFER
GUIDE LOCATION BOTH EDGES
SETSCREW NOTCH NOT PROVIDED
III SUPPLEMENTARY FEATURES HEAT TREATMENT,MIL-H-6875,COND H925
III FSC APPLICATION DATA RECEIVER-TRANSMITTER,LASER
MANUFACTURERS CODE 19200
DESIGN CONTROL REFERENCE 11738900

Restrictions/Controls & Freight Information | NSN 1240-00-208-7561

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 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 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 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 1240-00-208-7561

Category Code Description
Materiel Category and Inventory ManagerQ Electronics Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic CodeJ Tanks
Weapons Systems/End Item or Homogeneous GroupJHTank, 105mm, M60A3, TTS
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each