Optical Instrument Lens

SC-B-599171

SC-B-599171
(NSN) National Stock Number
6650-00-010-5187
Federal Supply Classification
6650 Components and Accessories Test Equipment Optical Instruments
Item Name Code
21884
Schedule B Code
9018500000
Summary

0.641 inches nominal compound lens overall axial thickness, 5.421 inches equivalent focal length, 5.082 inches back focal length, 5.595 inches front focal length, doublet compound lens style, double convex and double concave individual lens style

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - TX
Identification

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.

INC FIIG Concept Condition
21884 T271-E 1 2
Specifications
Compound Lens Overall Axial Thickness
0.641 inches nominal
Details An overall measurement of the smallest dimension through the center of the outer surfaces of a compound lens,in distinction from length or width.
Equivalent Focal Length
5.421 inches
Details A measurement of the longest dimension from the center of a lens to either of its focal points,in distinction from width.
Back Focal Length
5.082 inches
Details A measurement of the longest reciprocal dimension from the back surface of the lens to the secondary focal point,in distinction from width.
Front Focal Length
5.595 inches
Details A measurement of the longest dimension from the primary focal point to the front surface of a lens.
Compound Lens Style
doublet
Details The style designation indicating the configuration that most nearly corresponds to the appearance of a compound lens.
Individual Lens Style
double convex and double concave
Details The style designation indicating the configuration that most nearly corresponds to the appearance of an individual lens.
Special Features
edge inked black
Details Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.
Fsc Application Data
night vision equip.
Details The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
SC-B-599171 91141 5 - 5 2 - TX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
33110 - D -
RVC WCC TCC SHC
- 72D Z 9

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Manufacturer
US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR
CAGE: 80063
ABERDEEN PROVING GROUND , MD , 21005
UNITED STATES
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FAQs
Frequently asked questions for NSN 6650-00-010-5187
What is the NIIN of the NSN 6650-00-010-5187?
The National Item Identification Number (NIIN) of the NSN 6650-00-010-5187 is 00-010-5187
When the NSN 6650-00-010-5187 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Wed, Nov 1, 1967
Does the NSN 6650-00-010-5187 contain any precious metals?
Does not contain precious metal
Does the NSN 6650-00-010-5187 contain any hazardous material?
No data in HMIRS

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