PW42-4

View detailed technical data, stock status, and sourcing information for: PW42-4
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5970 Electrical Insulators and Insulating Materials

National Stock Number

5970-00-253-6741

Item Name Code

18300

Assigment Date

01/01/1963 (63 years ago)

0.500 inches nominal flange thickness, 3.750 inches nominal bowl diameter, 0.312 inches nominal mounting hole diameter, 4.625 inches nominal mounting bolt circle diameter, white identification code color

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
Flange Thickness: 0.500 inches nominal
Mounting Hole Diameter: 0.312 inches nominal
Mounting Bolt Circle Diameter: 4.625 inches nominal
Bowl Diameter: 3.750 inches nominal
Mounting Facility Type And Quantity: 6 unthreaded hole
Height Above Mounting Surface: 2.687 inches nominal
Base Inside Diameter: 3.125 inches nominal
Top Hole Diameter: 0.563 inches nominal
Shoulder Depth: 0.094 inches nominal
Material And Location: unable to decode
Surface Treatment And Location: overall glazed
Style Designator: dome, flanged

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5970-00-187-0131	No Name Available	11/24/1972
5970-00-284-4662	No Name Available	06/29/1973
5970-00-856-6585	No Name Available	10/06/1967

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
190-6930-00	Bowl Insulator
PW42-4	Bowl Insulator
RE61A340TYPE61638	Bowl Insulator

FAQs

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

What is the FSCG of the NSN 5970-00-253-6741?

The FSCG of the NSN 5970-00-253-6741 is 5970

Does the NSN 5970-00-253-6741 have a Schedule B code assigned?

Yes, the Schedule B code is 8546900000

Does NSN 5970-00-253-6741 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 5970-00-253-6741 contain precious materials?

Precious metal content is unknown

Does NSN 5970-00-253-6741 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 5970-00-253-6741 was assigned to the Federal Catalog?

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