5977-00-285-0940

Find complete technical information, availability, and procurement data for: 5977-00-285-0940
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5977 Electrical Contact Brushes and Electrodes

National Stock Number

5977-00-285-0940

Item Name Code

02937

Assigment Date

01/01/1963 (63 years ago)

A holder designed to accommodate and position a brush against a commutator or collector ring. Also includes items consisting of two or more brush holders (boxes) cast as an inseparable unit. May include facilities for applying pressure to the brush(es) and may also be furnished with the brush(es). See also holder assembly, electrical contact brush.

0.201 inches nominal inside diameter, 1.094 inches nominal overall length, 0.406 inches nominal thread length, 0.438 inches nominal overall diameter, 1.094 inches nominal inside length

Product Characteristics

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

Inside Diameter: 0.201 inches nominal
Thread Length: 0.406 inches nominal
Overall Length: 1.094 inches nominal
Overall Diameter: 0.438 inches nominal
Inside Length: 1.094 inches nominal
Top Thread Location: external
Brush Pressure Spring Type Accommodated: helical torsion
Brush Spring Adjustability: adjustable
Material: copper alloy box
Thread Size And Series/Type Designator: 0.312-24 unf

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5977-00-345-9652	No Name Available	05/25/1970
5977-00-936-4692	No Name Available	08/03/1970

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
9133684	Electrical Contact Brush Holder
9133684P1	Electrical Contact Brush Holder
A7031530P1	Electrical Contact Brush Holder

FAQs

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

What is the FSCG of the NSN 5977-00-285-0940?

The FSCG of the NSN 5977-00-285-0940 is 5977

Does the NSN 5977-00-285-0940 have a Schedule B code assigned?

Yes, the Schedule B code is 8545900000

Does NSN 5977-00-285-0940 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 5977-00-285-0940 contain precious materials?

Item does not contain precious metal.

Does NSN 5977-00-285-0940 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 5977-00-285-0940 was assigned to the Federal Catalog?

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