X4520

View detailed technical data, stock status, and sourcing information for: X4520
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5970 Electrical Insulators and Insulating Materials

National Stock Number

5970-00-081-9138

Item Name Code

00225

Assigment Date

01/01/1961 (65 years ago)

An insulator which is specifically designed to support a conductor or an item at a predetermined spacing from a mounting surface. It may include mounting and/or conducting hardware.

mounting facility and electrical termination thread location, 0.0250 inches nominal thread length, white identification code color, 0.625 inches nominal overall height, 0.250 inches nominal outside diameter

Product Characteristics

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

Identification Code Color: white
Thread Length: 0.0250 inches nominal
Outside Diameter: 0.250 inches nominal
Overall Height: 0.625 inches nominal
Thread Location: mounting facility and electrical termination
Mounting Facility Type And Quantity: 1 threaded hole
Screw Thread Quantity Per Inch And Location: 56 electrical termination and 56 mounting facility
Screw Thread Diameter And Location: 0.086 electrical termination inches nominal and 0.086 mounting facility inches nominal
Thread Class And Location: 2b electrical termination and 2b mounting facility
Material: ceramic overall
Style Designator: pillar

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
190-0189-00	Standoff Insulator
190-0189-000	Standoff Insulator
X4520	Standoff Insulator

FAQs

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

What is the FSCG of the NSN 5970-00-081-9138?

The FSCG of the NSN 5970-00-081-9138 is 5970

Does the NSN 5970-00-081-9138 have a Schedule B code assigned?

Yes, the Schedule B code is 8546900000

Does NSN 5970-00-081-9138 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 5970-00-081-9138 contain precious materials?

Item does not contain precious metal.

Does NSN 5970-00-081-9138 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 5970-00-081-9138 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961