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NSN 6650-00-008-6740, 6650000086740
LENS,OPTICAL INSTRUMENT

Federal Supply Classification
FSC 6650 - Optical Instruments, Test Equipment, Components and Accessories
National Item Identification Number
NIIN 000086740
Codification Country
United States
Item Name Code
INC 21884
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 6650-00-008-6740

National Stock Number (NSN) 6650-00-008-6740, or NIIN 000086740, (lens,optical instrument) was assigned July 21, 1972 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 somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 31, 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) 21884. [AN UNMOUNTED, TRANSPARENT, COLOR FREE LENS WHICH MAY BE TREATED WITH A LOW REFLECTION COATING TO INCREASE LIGHT TRANSMISSION. INCLUDES SINGLE AND COMPOUND ELEMENTS. FOR ITEMS HAVING TWO PLANE PARALLEL SURFACES, SEE WINDOW, OPTICAL INSTRUMENT. EXCLUDES:RETICLE, OPTICAL INSTRUMENT.]. 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 6650000086740 does not contain precious metals.

This NSN is associated to Schedule B 9018500000: other ophthalmic instruments and appliances and parts and accessories. The Schedule B End Use is listed as medicinal equipment. NAICS classification category 339112: surgical and medical instrument manufacturing.

This information was last updated on .


Technical Characteristics

III MATERIAL
(MATL) GLASS, OPTICAL, MIL-G-174, CLASS 1, GRADE A
ELEMENT LEFT SURFACE RADIUS
(CTKW) 1.761 INCHES AND -2.021 INCHES
ELEMENT RIGHT SURFACE RADIUS
(CTKX) -2.021 INCHES AND 28.035 INCHES
AXIAL THICKNESS
(BMLY) 0.500 INCHES NOMINAL AND 0.188 INCHES NOMINAL
COMPOUND LENS EDGE THICKNESS
(BMMP) 0.625 INCHES NOMINAL
COMPOUND LENS OVERALL AXIAL THICKNESS
(BMMN) 0.688 INCHES NOMINAL
DIAMETER
(ABMZ) 1.093 INCHES NOMINAL
LENGTH
(ABRY) 0.716 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) MIL-G-174, CLASS 1, GRADE A MIL SPEC SINGLE MATERIAL RESPONSE
MATERIAL
(MATT) GLASS OPTICAL
MATERIAL
(MATL) GLASS, OPTICAL, MIL-G-174, CLASS 1, GRADE A
UNABLE TO DECODE
(MATL) UNABLE TO DECODE

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