H643-1913-17

View detailed technical data, stock status, and sourcing information for: H643-1913-17
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-01-497-5780

Item Name Code

13205

Assigment Date

05/24/2002 (24 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.

3120-01-497-5780, sleeve bearing

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
512-7067252-17	Sleeve Bearing
H643-1913-17	Sleeve Bearing

FAQs

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

What is the FSCG of the NSN 3120-01-497-5780?

The FSCG of the NSN 3120-01-497-5780 is 3120

Does the NSN 3120-01-497-5780 have a Schedule B code assigned?

Yes, the Schedule B code is 8482997090

Does NSN 3120-01-497-5780 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 3120-01-497-5780 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-01-497-5780 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 3120-01-497-5780 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Fri, May 24, 2002