6650-01-171-6964

Find complete technical information, availability, and procurement data for: 6650-01-171-6964
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6650 Components and Accessories Test Equipment Optical Instruments

National Stock Number

6650-01-171-6964

Item Name Code

22261

Assigment Date

02/11/1984 (42 years ago)

A tubular shaped item designed to maintain a predetermined distance between optical elements, such as lenses, reticles, and the like. The bore may be straight, tapered or counterbored, and may have annular serrations to converge or diverge light rays. The surfaces, which mate with the optics, are usually chamfered, concave, and/or have a specified finish designation in the range of 1 to 125 microinches arithmetical average (aa). See also spacer, sleeve and cell, optical element.

0.466 inches minimum and 0.470 inches maximum overall length, 19.4 degrees nominal smallest end internal bevel angle, 26.6 degrees nominal end internal bevel angle, aluminum alloy 6061 material, 1.938 inches nominal straight bore inside diameter

Product Characteristics

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

Overall Length: 0.466 inches minimum and 0.470 inches maximum
Straight Bore Inside Diameter: 1.938 inches nominal
End Internal Bevel Angle: 26.6 degrees nominal
Smallest End Internal Bevel Angle: 19.4 degrees nominal
Material: aluminum alloy 6061
Material Document And Classification: qq-a-200/8,t6511 fed spec single material response
Style Designator: spacer

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
13074981	Optical Element Spacer

FAQs

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

What is the FSCG of the NSN 6650-01-171-6964?

The FSCG of the NSN 6650-01-171-6964 is 6650

Does the NSN 6650-01-171-6964 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-01-171-6964 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 6650-01-171-6964 contain precious materials?

Item does not contain precious metal.

Does NSN 6650-01-171-6964 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 6650-01-171-6964 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Sat, Feb 11, 1984