Optical Instrument Window

322968PC11
(NSN) National Stock Number
1240-00-609-5420
Federal Supply Classification
1240 Optical Sighting and Ranging Equipment
Item Name Code
10908
Schedule B Code
9803200000
Summary

34.0 millimeters nominal diameter, 6.0 millimeters nominal thickness, 1.5170 nominal refraction index, not provided polished periphery, glass optical material, jan-g-174, grade a mil spec single material response material document and classification

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

A color free item of transparent or translucent material, usually optical glass, having specific light dispersive and refractive properties. This item must have two plane-parallel surfaces and is designed for use in an optical instrument to provide a barrier to foreign matter and/or permit light transmission in or to the optical system.

INC FIIG Concept Condition
10908 T271-F - 2
Specifications
Diameter
34.0 millimeters nominal
Details The length of a straight line which passes through the center of a circular figure or body,and terminates at the circumference.
Thickness
6.0 millimeters nominal
Details A measurement of the smallest dimension of an item,in distinction from length or width.
Refraction Index
1.5170 nominal
Details An indication of the ratio of the speed of light in the first medium to its speed in the second medium.
Polished Periphery
not provided
Details An indication of whether or not a polished periphery is provided.
Material
glass optical
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
jan-g-174, grade a mil spec single material response
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
G11594PC11 74067 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
46000 - Q -
RVC WCC TCC SHC
- 744 Z 9
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FAQs
Frequently asked questions for NSN 1240-00-609-5420
What is the NIIN of the NSN 1240-00-609-5420?
The National Item Identification Number (NIIN) of the NSN 1240-00-609-5420 is 00-609-5420
When the NSN 1240-00-609-5420 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963
Does the NSN 1240-00-609-5420 contain any precious metals?
Does not contain precious metal
Does the NSN 1240-00-609-5420 contain any hazardous material?
No data in HMIRS

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