6650-00-451-1085

Find complete technical information, availability, and procurement data for: 6650-00-451-1085
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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

6650-00-451-1085

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.

0.047 inches nominal external shoulder depth, 0.225 inches minimum and 0.245 inches maximum straight body portion width, 1.055 inches minimum and 1.061 inches maximum external shoulder diameter, 0.402 inches minimum and 0.406 inches maximum serration width, 0.483 inches minimum and 0.487 inches maximum overall length

Product Characteristics

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

Overall Length: 0.483 inches minimum and 0.487 inches maximum
Straight Body Portion Width: 0.225 inches minimum and 0.245 inches maximum
Serration Width: 0.402 inches minimum and 0.406 inches maximum
External Shoulder Diameter: 1.055 inches minimum and 1.061 inches maximum
External Shoulder Depth: 0.047 inches nominal
Taper Angle: 21.0 degrees nominal
Body Minor Taper Diameter: 1.255 inches maximum
Body Taper: 30.5 degrees minimum
Material: aluminum alloy 2011
Material Document And Classification: qq-a-225/5,t4 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
7688723	Optical Element Spacer

FAQs

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

What is the FSCG of the NSN 6650-00-451-1085?

The FSCG of the NSN 6650-00-451-1085 is 6650

Does the NSN 6650-00-451-1085 have a Schedule B code assigned?

Yes, the Schedule B code is 9018500000

Does NSN 6650-00-451-1085 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 6650-00-451-1085 contain precious materials?

Precious metal content is unknown

Does NSN 6650-00-451-1085 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 6650-00-451-1085 was assigned to the Federal Catalog?

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