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NSN 1240-01-169-3255, 1240011693255
CELL,OPTICAL ELEMENT

Federal Supply Classification
FSC 1240 - Optical Sighting and Ranging Equipment
National Item Identification Number
NIIN 011693255
Codification Country
United States
Item Name Code
INC 21859
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.
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DLMS® Summary

National Stock Number 1240-01-169-3255

National Stock Number (NSN) 1240-01-169-3255, or NIIN 011693255, (cell,optical element) was assigned January 6, 1984 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 18, 2014. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M115V3755. The total value of the awarded contracts has been US$ 486.00.

This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 03, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 21859. [A CYLINDRICAL ITEM SPECIFICALLY DESIGNED TO HOLD A LENS, RETICLE, OR WINDOW IN AN OPTICAL SYSTEM. INCLUDES ECCENTRIC CELLS AND/OR RINGS DESIGNED TO BE ROTATED WITHIN THE INSTRUMENT TO SHIFT AN OPTICAL ELEMENT TO A PRESCRIBED POSITION.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1240011693255 does not contain precious metals.

This NSN is associated to Schedule B 9803200000: military equipments not identified by kind. The Schedule B End Use is listed as military apparel and footwear.

This information was last updated on .


Technical Characteristics

THREAD PITCH DIAMETERS
(AAJE) +0.5910/+0.5990 INCHES
III MATERIAL
(MATL) ALUMINUM ALLOY
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
SURFACE TREATMENT
(SURF) ANODIZED, MIL-A-8625, TYPE 2, CLASS 2
UNABLE TO DECODE
(MATL) UNABLE TO DECODE
MATERIAL
(MATL) ALUMINUM ALLOY
ECCENTRIC CONSTRUCTION
(BMTZ) NOT PROVIDED
DRIVE TYPE
(AKCV) SLOTTED DRIVE ON PERIPHERY
OVERALL DIAMETER
(ADAV) 0.875 INCHES NOMINAL
OVERALL LENGTH
(ABHP) 0.357 INCHES MINIMUM AND 0.362 INCHES MAXIMUM
MATERIAL
(MATT) ALUMINUM ALLOY
SCREW THREAD SERIES DESIGNATOR
(AJYP) UN
SPECIAL FEATURES
(FEAT) AL ALLOY 2024 OR 6061,TEMPER T4 OR T6,SPEC QQ-A-225/6,QQ-A-225/8 OR QQ-A-200/3,QQ-A-200/8; ANODIC FILM DYED BLACK; ITEM INCLUDES SAWSLOT,0.062 WIDE BY 0.010 DEEP,4 PLACES,BOTH SIDES; 0.219 SMALLEST INSIDE DIA; 4 PLACES (FLATS) ON OUTSIDE DIA,0.020; USED ON ALIGN DVC
THREAD CLASS
(AAJD) 2B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD LENGTH
(ABET) 0.172 INCHES
THREAD LOCATION
(APJC) INTERNAL
THREAD PITCH DIAMETERS
(AAJE) +0.5910 TO 0.5990 INCHES
THREAD SIZE
(ABUJ) 5/8-32

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