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NSN 1240-01-233-9488, 1240012339488
RING,RETAINING,OPTICAL ELEMENT

Federal Supply Classification
FSC 1240 - Optical Sighting and Ranging Equipment
National Item Identification Number
NIIN 012339488
Codification Country
United States
Item Name Code
INC 22585
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 1240-01-233-9488

National Stock Number (NSN) 1240-01-233-9488, or NIIN 012339488, (ring,retaining,optical element) was assigned June 5, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 02, 2005, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 22585. [A CYLINDRICAL ITEM HAVING AN INTERNALLY FLANGED DIAMETER DESIGNED TO RETAIN A LENS OR WINDOW IN THE OBJECTIVE END, OR A DIOPTER SCALE AT THE VIEWING END OF AN OPTICAL INSTRUMENT. IT MAY HAVE ONE OR MORE OF THE FOLLOWING CHARACTERISTICS: INTERNAL THREAD OR MACHINED FOR A PRESS FIT, METHOD OF SECURING, AND/OR KNURLED PERIPHERY. FOR EXTERNALLY THREADED ITEMS, SEE RETAINER, OPTICAL ELEMENT. EXCLUDES:CELL, OPTICAL ELEMENT; NUT, PLAIN KNURLED; NUT, PLAIN ROUND; AND RING, RETAINING.]. 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 1240012339488 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

III MATERIAL
(MATL) ALUMINUM ALLOY, 6061
SURFACE TREATMENT
(SURF) ANODIZED, MIL-A-8625, TYPE 1, CLASS 2
KNURLED PERIPHERY
(BPDQ) NOT PROVIDED
UNABLE TO DECODE
(SURF) UNABLE TO DECODE
APERTURE DIAMETER
(ABVL) 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM
INTERNAL FLANGE THICKNESS
(BMTL) 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM
OUTSIDE DIAMETER
(ABKV) 2.115 INCHES MINIMUM AND 2.125 INCHES MAXIMUM
MATERIAL
(MATT) ALUMINUM ALLOY 6061
MOUNTING CONFIGURATION
(ALGC) THREE HOLES EQUALLY SPACED ON 1.745 IN. MINIMUM 1.755 IN. MAXIMUM DIAMETER CIRCLE,0.139 IN. MINIMUM 0.145 IN. MAXIMUM DIAMETER
MATERIAL
(MATL) ALUMINUM ALLOY, 6061
UNABLE TO DECODE
(MATL) UNABLE TO DECODE

Manufacturer Part Numbers


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