TB7EF4-130

View detailed technical data, stock status, and sourcing information for: TB7EF4-130
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6645 Time Measuring Instruments

National Stock Number

6645-01-296-4223

Item Name Code

22739

Assigment Date

03/20/1989 (37 years ago)

A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes:shaft(1), straight; and axle(1), straight.

6645-01-296-4223, mechanical timing movement

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
TB7EF4-130	Mechanical Timing Movement

FAQs

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

What is the FSCG of the NSN 6645-01-296-4223?

The FSCG of the NSN 6645-01-296-4223 is 6645

Does NSN 6645-01-296-4223 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 6645-01-296-4223 contain precious materials?

Precious metal content is unknown

Does NSN 6645-01-296-4223 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 6645-01-296-4223 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Mar 20, 1989