3120-00-693-5589

Find complete technical information, availability, and procurement data for: 3120-00-693-5589
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Federal Supply Group

Bearings

Federal Supply Classification

3120 Unmounted Plain Bearings

National Stock Number

3120-00-693-5589

Item Name Code

77777

Assigment Date

01/01/1963 (63 years ago)

A graduated scale, usually cylindrical in shape, attached to, or forming a part of, the focusing nut or knob of the eyepiece of an optical instrument. It is read in conjunction with a line or dart indicator to measure the change in refracting power of the eyepiece, in diopters, and introduces correction to compensate for the eyesight variation of the observer. It may have a knurled periphery and/or teeth on the inside diameter.

3120-00-693-5589, spring

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
510549PC13	Spring

FAQs

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

What is the FSCG of the NSN 3120-00-693-5589?

The FSCG of the NSN 3120-00-693-5589 is 3120

Does NSN 3120-00-693-5589 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 3120-00-693-5589 contain precious materials?

Item does not contain precious metal.

Does NSN 3120-00-693-5589 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 3120-00-693-5589 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963