6650-00-451-1086

Find complete technical information, availability, and procurement data for: 6650-00-451-1086
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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

6650-00-451-1086

Item Name Code

22261

Assigment Date

05/12/1971 (55 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.

aluminum alloy 2011 material, 0.165 inches minimum and 0.169 inches maximum overall length, 1.272 inches minimum and 1.278 inches maximum straight bore inside diameter, 0.115 inches minimum and 0.119 inches maximum serration width, 45.0 degrees nominal end internal bevel angle

Product Characteristics

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

Overall Length: 0.165 inches minimum and 0.169 inches maximum
Straight Bore Inside Diameter: 1.272 inches minimum and 1.278 inches maximum
Serration Width: 0.115 inches minimum and 0.119 inches maximum
End Internal Bevel Angle: 45.0 degrees nominal
Material: aluminum alloy 2011
Material Document And Classification: qq-a-225/3,alloy 2011,t3 fed spec single material response
Style Designator: spacer
Fsc Application Data: periscope,tank

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
1240004511086	Optical Element Spacer
7688728	Optical Element Spacer

FAQs

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

What is the FSCG of the NSN 6650-00-451-1086?

The FSCG of the NSN 6650-00-451-1086 is 6650

Does the NSN 6650-00-451-1086 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-451-1086 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 6650-00-451-1086 contain precious materials?

Precious metal content is unknown

Does NSN 6650-00-451-1086 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 6650-00-451-1086 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, May 12, 1971