Product Details | OPTICAL ELEMENT RETAINER

1240-01-204-5983 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: 8587344, 1240-01-204-5983, 01-204-5983, 1240012045983, 012045983

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 28 MAR 1985 01-204-5983

Demand History | NSN 1240-01-204-5983

Part Number Request Date QTY Origin
1240-01-204-5983 2010-10-277 1 DIBBS
1240-01-204-5983 2010-01-30 1 DIBBS
1240-01-204-5983 2009-03-72 16 DIBBS

Cross Reference | NSN 1240-01-204-5983

Part Number Cage Code Manufacturer
8587344 19200 US ARMY ARDEC RDECOM

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Technical Data | NSN 1240-01-204-5983

Characteristic Specifications
HOLE DIAMETER 0.740 INCHES NOMINAL
OVERALL LENGTH 0.180 INCHES NOMINAL
THREAD SIZE 0.906 IN.-32
MATERIAL ALUMINUM ALLOY, QQ-A-225/6
INTERNAL ANNULAR SERRATION NOT PROVIDED
GUIDE DESIGN THREAD CHAMFER
SETSCREW NOTCH NOT PROVIDED
MANUFACTURERS CODE 19200
DESIGN CONTROL REFERENCE 8587344

Restrictions/Controls & Freight Information | NSN 1240-01-204-5983

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:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
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 BF U.S. Army Armament and Chemical Acquisition and
Logistics Activity
Rock Island, IL 61299-6000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
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