21-658

View detailed technical data, stock status, and sourcing information for: 21-658
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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

6625-01-435-0215

Item Name Code

00181

Assigment Date

08/12/1996 (30 years ago)

A straight, one-piece fitting used to join two bosses or boss fittings. Both ends are the same size and have external machine threads (straignt threads other than pipe or hose series). It is designed to facilitate a gasket, preformed packing, washer, or the like to form a seal at the boss. The center section may be suitably shaped to accommodate a wrench.

47.0 hertz minimum and 63.0 hertz maximum frequency rating, 48.0 volts nominal dc voltage rating, 4.125 inches nominal overall height, 4.250 inches nominal overall length, audible design type

Product Characteristics

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

Overall Length: 4.250 inches nominal
Overall Height: 4.125 inches nominal
Dc Voltage Rating: 48.0 volts nominal
Frequency Rating: 47.0 hertz minimum and 63.0 hertz maximum
Design Type: audible
Mounting Method: hole
Phase: three

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
21-630-1	Phase Monitor
21-658	Phase Monitor

FAQs

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

What is the FSCG of the NSN 6625-01-435-0215?

The FSCG of the NSN 6625-01-435-0215 is 6625

Does the NSN 6625-01-435-0215 have a Schedule B code assigned?

Yes, the Schedule B code is 9030908030

Does NSN 6625-01-435-0215 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 6625-01-435-0215 contain precious materials?

Item does not contain precious metal.

Does NSN 6625-01-435-0215 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 6625-01-435-0215 was assigned to the Federal Catalog?

It was assigned 30 years ago, on Mon, Aug 12, 1996