Optical Element Retainer

501-2543-201

501-2543-201
(NSN) National Stock Number
5855-00-427-7848
Federal Supply Classification
5855 Emitted and Reflected Radiation Night Vision Equipment
Item Name Code
22451
Schedule B Code
9014900000
Summary

3.237 inches nominal shoulder diameter, 0.026 inches nominal shoulder length, 3.001 inches nominal hole diameter, 0.036 inches nominal overall length, 3.372 inches nominal flange diameter, thread chamfer guide design

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

A cylindrical, externally threaded item having a centrally located hole specifically designed to retain by means of either a raised box (shoulder), or counterbore, countersink, or a similar shaped recess, an optical element such as a lens, reticle, cell, and the like, in optical assemblies. It must have drilled holes or slots to facilitate assembly and disassembly. For items which house the optical element(s), and form the internal or central portions of an optical system, see cell, optical element. Excludes:ring, externally threaded.

INC FIIG Concept Condition
22451 T271-K - 2
Specifications
Shoulder Diameter
3.237 inches nominal
Details The length of a straight line which passes through the center of the shoulder and terminates at the circumference.
Shoulder Length
0.026 inches nominal
Details The length of the enlarged portion of the shank on the item,in distinction from width or diameter.
Hole Diameter
3.001 inches nominal
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Overall Length
0.036 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Flange Diameter
3.372 inches nominal
Details The length of a straight line which passes through the center of a flange,and terminates at the circumference.
Guide Design
thread chamfer
Details The design of the guide on the item.
Guide Location
shoulder
Details Indicates the location of the guide on the item.
Internal Annular Serration
not provided
Details An indication of whether or not an internal annular serration(s) is provided.
Setscrew Notch
not provided
Details An indication of whether or not a setscrew notch is provided.
Material
copper alloy
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Special Test Features
interpret drawing iaw mil-d-1000; finish 3.2 of mil-std-171; identify per mil-m-13231
Details Test conditions and ratings,or environmental and performance requirements that are different,more critical,or more specific than those specified in a governing test data document.
Style Designator
shouldered
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Supplementary Features
dimensional limits and surface roughness designation apply after finish
Details Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.
Fsc Application Data
night vision equipment,emitted and reflected radiation
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-C-647359 20723 5 - 5 9 - TX
SC-C-647359 04YE2 5 - 5 9 - ZZ
SC-C-647359 80063 A - 3 2 - TX
SC-C-647359 21530 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
- 744 Z 9

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Manufacturer
L3 TECHNOLOGIES, INC. DBA INSIGHT TECHNOLOGY DIVISION DIV INSIGHT TECHNOLOGY DIVISION
CAGE: 27777
GARLAND , TX , 75041-6134
UNITED STATES
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FAQs
Frequently asked questions for NSN 5855-00-427-7848
What is the NIIN of the NSN 5855-00-427-7848?
The National Item Identification Number (NIIN) of the NSN 5855-00-427-7848 is 00-427-7848
When the NSN 5855-00-427-7848 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Mon, Apr 19, 1971
Does the NSN 5855-00-427-7848 contain any precious metals?
Does not contain precious metal
Does the NSN 5855-00-427-7848 contain any hazardous material?
No data in HMIRS

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