Optical Element Retainer

SC-C-614589

SC-C-614589
(NSN) National Stock Number
5855-00-087-7833
Federal Supply Classification
5855 Emitted and Reflected Radiation Night Vision Equipment
Item Name Code
22451
Schedule B Code
9014900000
Summary

3.175 inches nominal shoulder diameter, 0.200 inches nominal shoulder length, 3.050 inches nominal hole diameter, 0.062 inches nominal width, 0.200 inches nominal overall length, 3.175 inches nominal flange diameter

DAC HCC DMIL RNCC
A - - 3
RNVC SADC MSDS RNAAC
2 - - 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
3.175 inches nominal
Details The length of a straight line which passes through the center of the shoulder and terminates at the circumference.
Shoulder Length
0.200 inches nominal
Details The length of the enlarged portion of the shank on the item,in distinction from width or diameter.
Hole Diameter
3.050 inches nominal
Details The length of a straight line which passes through the center of a hole,and terminates at the circumference.
Width
0.062 inches nominal
Details A measurement taken at right angles to the length of an item,in distinction from thickness.
Overall Length
0.200 inches nominal
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Flange Diameter
3.175 inches nominal
Details The length of a straight line which passes through the center of a flange,and terminates at the circumference.
Hole Or Slot Quantity
2
Details The number of holes or slots included.
Depth
0.062 inches nominal
Details A linear measurement from the surface to a specified inner point on an item,in distinction from height.
Drive Type
slotted
Details Indicates the type of drive for turning,rotating,or positioning the mechanism.
Drive Facility Angular Spacing In Deg
180.0
Details The angular spacing between drive facilities,expressed in degrees.
Guide Design
thread chamfer
Details The design 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
provided
Details An indication of whether or not a setscrew notch is provided.
Flange Thread Size
3.1756 in.-48
Details None.
Special Features
vapor hone; dull matte finish
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.
Material
aluminum alloy 6061
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Style Designator
shouldered
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Fsc Application Data
night vision equip. emitted and relected 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.
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
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 5855-00-087-7833
What is the NIIN of the NSN 5855-00-087-7833?
The National Item Identification Number (NIIN) of the NSN 5855-00-087-7833 is 00-087-7833
When the NSN 5855-00-087-7833 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Thu, May 11, 1967
Does the NSN 5855-00-087-7833 contain any precious metals?
Does not contain precious metal
Does the NSN 5855-00-087-7833 contain any hazardous material?
No data in HMIRS

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