Product Details | OPTICAL INSTRUMENT CELL ASSEMBLY

1240-00-257-2759 An item consisting of a CELL, OPTICAL ELEMENT in which is secured one or more optical elements, such as lenses, reticles, filters, windows, and the like. May include retaining rings, spacers, and/or separators. For items with focusing facilities and/or a diopter scale, see EYEPIECE ASSEMBLY, OPTICAL INSTRUMENT.20412400038Optical Sighting and Ranging Equipment12700040Aircraft Gunnery Fire Control Components58550055Night Vision Equipment, Emitted and Reflected Radiation66500063Optical Instruments, Test Equipment, Components and Accessories

Part Alternates: 11730292, 1240-00-257-2759, 00-257-2759, 1240002572759, 002572759

Fire Control Equipment | Optical Sighting and Ranging Equipment

Supply Group (FSG) NSN Assign. NIIN
12 18 JUN 1973 00-257-2759

Cross Reference | NSN 1240-00-257-2759

Part Number Cage Code Manufacturer
11730292 19200 US ARMY ARDEC RDECOM

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Technical Data | NSN 1240-00-257-2759

Characteristic Specifications
MATERIAL ALUMINUM ALLOY, QQ-A-200/3 OR ALUMINUM ALLOY, QQ-A-225/6, ALLOY 2024, T4 OR ALUMINUM ALLOY, QQ-A-200/8 OR ALUMINUM ALLOY, QQ-A-225/8, ALLOY 6061, T6
THREAD LOCATION INTERNAL
THREAD SIZE 2.000-32
SCREW THREAD SERIES DESIGNATOR UNS
THREAD CLASS 2B
THREAD LENGTH 0.138 INCHES
THREAD DIRECTION RIGHT-HAND
ECCENTRIC CONSTRUCTION NOT PROVIDED
CELL CONTROLLING AGENCY FRANKFORD ARSENAL
CELL IDENTIFYING NUMBER 11730296 PART NO.
OPTICAL ELEMENT QUANTITY 1
OPTICAL ELEMENT TYPE RETICLE
OPTICAL ELEMENT CONTROLLING AGENCY FRANKFORD ARSENAL
OPTICAL ELEMENT IDENTIFYING NUMBER 11730297 PART NO.
ACCESSORY COMPONENTS AND QUANTITY RETAINER,OPTICAL ELEMENT 1,SPACER,RING 1,LIGHT SOURCE,POTTED 1
OVERALL LENGTH 0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM
OVERALL DIAMETER 2.297 INCHES MINIMUM AND 2.312 INCHES MAXIMUM
SPECIAL FEATURES RADIOACTIVE MATERIAL RADIONUCLIDES DATA TRITIUM,H3 AS GAS,1.400 CURIES MAX.; FLANGE 2.812IN. DIA W/2 FLAT SIDES ON UNTHREADED END,2.310IN. WIDEACROSS FLATS,TWO CURVED SLOTS 0.219IN. O/A LG,0.141IN. O/A W,SPACED 180 DEG APART,AND FOUR 0.112-40UNC-2B THREADED HOLES ON 1.800IN. VERTICAL AND HORIZONTAL CENTERS LOCATED ON FLANGE
CRITICALITY CODE JUSTIFICATION FEAT
III FSC APPLICATION DATA TELESCOPE,ELBOW
MANUFACTURERS CODE 19200
DESIGN CONTROL REFERENCE 11730292

Restrictions/Controls & Freight Information | NSN 1240-00-257-2759

Category Code Description
Shelf-Life Code:848 months
Hazardous Material Indicator CodeYInformation is in the Hazardous Materials Information System (HMIS)
Demilitarization Code:FMunitions List Item or Commerce Control List Item. Demilitarization required. Demilitarization Instructions to be furnished by the Item/Technical Manager.
Controlled Inventory Item Code:JPILFERAGE - PILFERAGE CONTROLS MAY BE DESIGNATED BY THE CODING ACTIVITY TO ITEMS CODED U (UNCLASSIFIED) BY RECORDING THE ITEM TO J./
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Hazardous Control Code:A2Radioactive, License Exempt RADIOACTIVE, EXEMPT
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:CThe item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
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 058130 PERISCOPES
Less than car load rating Z No Rating
Less than truck load rating W Rating Variable
Water commodity Code 652 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 H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling D Hazardous material (not required hand to hand receipt) including all regulated items other than special weapons and their components.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo 4 Radioactive Material (no label required)