Product Details | OPTICAL ELEMENT RETAINER

1240-00-620-3759 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: 8200224, 1240-00-620-3759, 00-620-3759, 1240006203759, 006203759

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 01 JAN 1963 00-620-3759

Drawings & Photos | NSN 1240-00-620-3759


Cross Reference | NSN 1240-00-620-3759

Part Number Cage Code Manufacturer
8200224 19200 US ARMY ARDEC RDECOM

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Technical Data | NSN 1240-00-620-3759

Characteristic Specifications
STYLE DESIGNATOR F1 RECESSED
HOLE DIAMETER 0.741 INCHES MINIMUM AND 0.746 INCHES MAXIMUM
OVERALL LENGTH 0.750 INCHES NOMINAL
RECESS DIAMETER 0.800 INCHES MINIMUM AND 0.805 INCHES MAXIMUM
RECESS DEPTH 0.661 INCHES NOMINAL
THREAD SIZE 1.062 IN.-32NS-2
HOLE CHAMFER ANGLE IN DEG 45.0
HOLE CHAMFER DIAMETER 0.865 INCHES NOMINAL
MATERIAL ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T4
SURFACE TREATMENT ANODIZED, MIL-A-8625, TYPE 2, CLASS 2
INTERNAL ANNULAR SERRATION NOT PROVIDED
GUIDE DESIGN THREAD CHAMFER
GUIDE LOCATION EDGE OPPOSITE DRIVE EDGE
SETSCREW NOTCH NOT PROVIDED
SPECIAL FEATURES EXTERNAL THREADED,RAISED PORTION ONLY 0.375 IN. OF OVERALL LENGTH
MANUFACTURERS CODE 19200
DESIGN CONTROL REFERENCE 8200224

Restrictions/Controls & Freight Information | NSN 1240-00-620-3759

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:7NON-SENSITIVE (SRC-N/A) - UNCLASSIFIED AA&E: OR ITEMS ASSIGNED A DEMILITARIZATION CODE OTHER THAN A, B, Q, OR P FOR WHICH ANOTHER CIIC IS INAPPROPRIATE. (NOTE: THE LOSS, THEFT, UNLAWFUL DISPOSITION, AND/OR RECOVERY OF AN ITEM WITH CIIC 7 WILL BE INVESTIGATED IN ACCORDANCE WITH DOD-4000-25-2-M AND DOD 7200.14-R, VOLUME 12, CHAPTER 7).
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 XX
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