1874844

View detailed technical data, stock status, and sourcing information for: 1874844
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5977 Electrical Contact Brushes and Electrodes

National Stock Number

5977-00-669-9719

Item Name Code

02474

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.

3.688 inches nominal overall length, 4,5-32 in. dia mtg holes; 2 holes spaced 70 and 150 deg on a 3-1/2 in. bolt circle; 2 holes spaced 110 and 290 deg on a 2-7/8 in. bolt circle mounting configuration, cadmium plated; brush plate 1/8 in. thk; copper thd stud 2-5/16 in. lg; 1/2 in. dia silver-soldered to plate special features, 3.688 inches nominal overall width, 2.438 inches nominal overall depth

Product Characteristics

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

Overall Depth: 2.438 inches nominal
Overall Length: 3.688 inches nominal
Overall Width: 3.688 inches nominal
Mounting Configuration: 4,5-32 in. dia mtg holes; 2 holes spaced 70 and 150 deg on a 3-1/2 in. bolt circle; 2 holes spaced 110 and 290 deg on a 2-7/8 in. bolt circle
Special Features: cadmium plated; brush plate 1/8 in. thk; copper thd stud 2-5/16 in. lg; 1/2 in. dia silver-soldered to plate
Material: steel
Shape: cylindrical

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-00-364-3609	No Name Available	01/01/1963

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
1874844	Electrical Contact Ring

FAQs

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

What is the FSCG of the NSN 5977-00-669-9719?

The FSCG of the NSN 5977-00-669-9719 is 5977

Does the NSN 5977-00-669-9719 have a Schedule B code assigned?

Yes, the Schedule B code is 8545900000

Does NSN 5977-00-669-9719 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 5977-00-669-9719 contain precious materials?

Precious metal content is unknown

Does NSN 5977-00-669-9719 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 5977-00-669-9719 was assigned to the Federal Catalog?

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