NSN 1240-00-891-1289

Part Details | OPTICAL INSTRUMENT CELL ASSEMBLY

1240-00-891-1289 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.

Alternate Parts: 10543480, 10543480, 10543480, 1240-00-891-1289, 00-891-1289, 1240008911289, 008911289

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
12JAN 13, 196700-891-128922197 ( CELL ASSEMBLY, OPTICAL INSTRUMENT )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 1240-00-891-1289
Part Number Cage Code Manufacturer
105434800ZW37DANKA OFFICE IMAGING COMPANY
1054348032153EASTMAN KODAK COCOMMERCIAL & GOVERNMENT SYSTEMS
1054348019200US ARMY ARDEC RDECOM
Technical Data | NSN 1240-00-891-1289
Characteristic Specifications
MATERIAL ALUMINUM ALLOY
THREAD LOCATION INTERNAL
THREAD SIZE2.312-32
SCREW THREAD SERIES DESIGNATOR UNS
THREAD CLASS3B
THREAD LENGTH0.657 INCHES
THREAD DIRECTION RIGHT-HAND
ECCENTRIC CONSTRUCTION NOT PROVIDED
CELL CONTROLLING AGENCYFRANKFORD ARSENAL
CELL IDENTIFYING NUMBER10543479 PART NO.
OPTICAL ELEMENT QUANTITYA1$$A1
OPTICAL ELEMENT TYPE SINGLE LENS AND COMPOUND LENS
OPTICAL ELEMENT CONTROLLING AGENCYFRANKFORD ARSENAL
OPTICAL ELEMENT IDENTIFYING NUMBER10543454 PART NO. AND 10543459 PART NO.
ACCESSORY COMPONENTS AND QUANTITYRETAINER 1,SPACER 1
OVERALL LENGTH3.484 INCHES MINIMUM AND 3.515 INCHES MAXIMUM
OVERALL DIAMETER2.734 INCHES MINIMUM AND 2.765 INCHES MAXIMUM
SPECIAL FEATURESCHAMFER 0.031 IN. BY 45 DEG BOTH ENDS. FOUR 0.062 DIA. HOLES EQUALLY SPACED ON PERIPHERY OF LARGER DIA END. FOUR 0.062 DIA. HOLES EQUALLY SPACED ON PERIPHERY AND CENTERED BETWEEN ENDS.
FSC APPLICATION DATATELESCOPE