1281323-3

View detailed technical data, stock status, and sourcing information for: 1281323-3
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5355 Knobs and Pointers

National Stock Number

5355-00-868-6269

Item Name Code

03263

Assigment Date

01/01/1960 (66 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.

smooth gripping surface condition, round with extended bar face style designator, round shaft accommodation style, 2 setscrew hole quantity, setscrews attachment method

Product Characteristics

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

Setscrew Hole Quantity: 2
Gripping Surface Condition: smooth
Shaft Accommodation Style: round
Attachment Method: setscrews
Style Designator: round with extended bar face

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
1281323-3	Knob

FAQs

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

What is the FSCG of the NSN 5355-00-868-6269?

The FSCG of the NSN 5355-00-868-6269 is 5355

Does the NSN 5355-00-868-6269 have a Schedule B code assigned?

Yes, the Schedule B code is 8531900002

Does NSN 5355-00-868-6269 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 5355-00-868-6269 contain precious materials?

Precious metal content is unknown

Does NSN 5355-00-868-6269 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 5355-00-868-6269 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960