526-4-901

View detailed technical data, stock status, and sourcing information for: 526-4-901
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Federal Supply Group

Instruments and Laboratory Equipment

Federal Supply Classification

6625 Electrical and Electronic Properties Measuring and Testing Instruments

National Stock Number

6625-00-843-6234

Item Name Code

16454

Assigment Date

01/01/1960 (66 years ago)

An item which consists of a quartz crystal resonator(s), suitably mounted in a holder, quartz crystal.

3.000 inches nominal mounting bolt circle diameter, 3.500 inches nominal overall diameter, panel installation design, 0.156 inches nominal mounting hole diameter, three hole/stud bolt circle mounting arrangement style

Product Characteristics

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

Mounting Hole Diameter: 0.156 inches nominal
Overall Diameter: 3.500 inches nominal
Mounting Bolt Circle Diameter: 3.000 inches nominal
Installation Design: panel
Mounting Arrangement Style: three hole/stud bolt circle
Meter Depth Behind Mounting Flange: 3.125 inches nominal
Meter Body Diameter Behind Mounting Flange: 2.671 inches nominal
Mounting Facility Type And Quantity: 3 unthreaded hole
Measurement Range: +380.0 to 420.0 hertz single indicator single range
Circuit Attachment Method And Quantity: 2 solder lug
Style Designator: round flush mtg

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
526-4-901	Electrical Frequency Meter

FAQs

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

What is the FSCG of the NSN 6625-00-843-6234?

The FSCG of the NSN 6625-00-843-6234 is 6625

Does the NSN 6625-00-843-6234 have a Schedule B code assigned?

Yes, the Schedule B code is 9030908030

Does NSN 6625-00-843-6234 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 6625-00-843-6234 contain precious materials?

Precious metal content is unknown

Does NSN 6625-00-843-6234 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 6625-00-843-6234 was assigned to the Federal Catalog?

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