Product Details | OPTICAL ELEMENT RETAINER

1240-01-126-8569 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: 13040140, 1240-01-126-8569, 01-126-8569, 1240011268569, 011268569

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 18 FEB 1982 01-126-8569

Drawings & Photos | NSN 1240-01-126-8569


Cross Reference | NSN 1240-01-126-8569

Part Number Cage Code Manufacturer
13040140 18876 U S ARMY AVIATION AND MISSILE COMMAND
13040140 82577 RAYTHEON COMPANY DBA RAYTHEON

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Technical Data | NSN 1240-01-126-8569

Characteristic Specifications
STYLE DESIGNATOR F4 SHOULDERED
SHOULDER DIAMETER 1.247 INCHES NOMINAL
SHOULDER LENGTH 0.040 INCHES NOMINAL
HOLE DIAMETER 1.125 INCHES NOMINAL
OVERALL LENGTH 0.160 INCHES NOMINAL
FLANGE THREAD SIZE 1.375 IN.-32
MATERIAL ALUMINUM ALLOY, WW-T-700/6, ALLOY 6061, T6
SURFACE TREATMENT ANODIZED BLACK
DRIVE TYPE SLOTTED
HOLE OR SLOT QUANTITY 4
WIDTH 0.093 INCHES NOMINAL
DEPTH 0.060 INCHES NOMINAL
DRIVE FACILITY ANGULAR SPACING IN DEG 90.0
RADIUS FROM GEOMETRIC AXIS TO HOLE CENTER 0.614 INCHES NOMINAL
INTERNAL ANNULAR SERRATION NOT PROVIDED
GUIDE DESIGN THREAD RELIEF
SETSCREW NOTCH NOT PROVIDED

Restrictions/Controls & Freight Information | NSN 1240-01-126-8569

Category Code Description
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.
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
Less than truck load rating D 200.0
Water commodity Code 744 unknown
Originating Activity Code BD U.S. Army Aviation and Missile Command
Redstone Arsenal, AL 35898-5230
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity 2 Arms/Weapons (all types including Inert Component Parts). When a 2 is indicated in the first position, then the special handling code must be determined from table 85 , part 1.
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