Optical Instrument Window

8626291

8626291
(NSN) National Stock Number
1240-00-069-9363
Federal Supply Classification
1240 Optical Sighting and Ranging Equipment
Item Name Code
10908
Schedule B Code
9803200000
Summary

1.670 inches minimum and 1.680 inches maximum width, 0.150 inches minimum and 0.160 inches maximum thickness, 1.920 inches minimum and 1.930 inches maximum length, 0.076 inches nominal bevel depth, both polished surface, both reflection reducing surface

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - BF
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
Width
1.670 inches minimum and 1.680 inches maximum
Details A measurement taken at right angles to the length of an item,in distinction from thickness.
Thickness
0.150 inches minimum and 0.160 inches maximum
Details A measurement of the smallest dimension of an item,in distinction from length or width.
Length
1.920 inches minimum and 1.930 inches maximum
Details A measurement of the longest dimension of any object,in distinction from width.
Bevel Depth
0.076 inches nominal
Details An inside measurement between specified points on the bevel,in distinction from height.
Polished Surface
both
Details An indication of the polished surface/s/ on the item.
Reflection Reducing Surface
both
Details An indication of the surface/s/ treated with reflection reducing film.
Polished Periphery
not provided
Details An indication of whether or not a polished periphery is provided.
Bevel Angle In Deg
45.000 nominal
Details The angle of the bevel,expressed in degrees.
Special Features
rounded corners with a 0.500 in. radius. beveled edges on back surface 0.030 in. by 45 deg.
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
glass
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
dd-g-451, type 1, quality q1 fed 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.
Fsc Application Data
telescope,panoramic
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
8626291 17578 5 - 5 2 - TX
8626291 4UJ05 5 - 5 2 - ZZ
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
Price and Availability Quote

Send us a quick request for quote using the form below:

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

  • ISO9001 / AS9100 Quality Standards
  • HAZMAT Certified
  • On Time Delivery
  • Qualified sales team
  • Counterfeit Parts Prevention
  • 100% Product Inspections
Manufacturer
COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE
CAGE: 19200
PICATINNY ARSENAL , NJ , 07806-5000
UNITED STATES
View Products
FAQs
Frequently asked questions for NSN 1240-00-069-9363
What is the NIIN of the NSN 1240-00-069-9363?
The National Item Identification Number (NIIN) of the NSN 1240-00-069-9363 is 00-069-9363
When the NSN 1240-00-069-9363 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963
Does the NSN 1240-00-069-9363 contain any precious metals?
Does not contain precious metal
Does the NSN 1240-00-069-9363 contain any hazardous material?
No data in HMIRS

Can't Find It

If you didn't find what you need, don't worry, we're here to help! Our team is ready to help you find exactly what you need. Click below to contact us.

Similar Products
Who we are?

We are dedicated to delivering top-tier communication solutions for aerospace, military, and marine platforms.

With years of experience in the industry, we provide specialized equipment and components, including radios, avionics, navigation systems, and instrumentation.

Contact
100 S 4th St
St. Luis, MO, 63102
United States
© 2025 Aerospace Communications, Inc. All rights reserved.
Made in USA