8626399

View detailed technical data, stock status, and sourcing information for: 8626399

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8626399
Federal Supply Group
Instruments and Laboratory Equipment
National Stock Number
6650-00-066-4998
Item Name Code
10908
Assigment Date
01/01/1963 (63 years ago)

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.

0.125 inches nominal thickness, 0.530 inches minimum and 0.550 inches maximum width, 0.020 inches nominal bevel depth, 1.390 inches minimum and 1.410 inches maximum length, both polished surface

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Width
0.530 inches minimum and 0.550 inches maximum
Thickness
0.125 inches nominal
Length
1.390 inches minimum and 1.410 inches maximum
Bevel Depth
0.020 inches nominal
Polished Surface
both
Polished Periphery
not provided
Bevel Angle In Deg
45.000 nominal
Special Features
rounded corners with a 0.275 radius
Material
glass location not otherwise specified
Material Document And Classification
dd-g-451 fed spec single material response location not otherwise specified
Fsc Application Data
quadrant,fire control

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
8626399 Optical Instrument Window

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6650-00-066-4998?
The FSCG of the NSN 6650-00-066-4998 is 6650
Does the NSN 6650-00-066-4998 have a Schedule B code assigned?
Yes, the Schedule B code is 9018500000
Does NSN 6650-00-066-4998 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 6650-00-066-4998 contain precious materials?
Item does not contain precious metal.
Does NSN 6650-00-066-4998 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 6650-00-066-4998 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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