5977-00-177-7894

Find complete technical information, availability, and procurement data for: 5977-00-177-7894
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5977 Electrical Contact Brushes and Electrodes

National Stock Number

5977-00-177-7894

Item Name Code

00302

Assigment Date

01/01/1963 (63 years ago)

0.308 inches minimum and 0.312 inches maximum width, 0.183 inches minimum and 0.187 inches maximum thickness, rectangular commutator body style, 5 shunt position designator, 0.468 inches nominal radius

Product Characteristics

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

Shunt Position Designator: 5
Body Style: rectangular commutator
Radius: 0.468 inches nominal
Width: 0.308 inches minimum and 0.312 inches maximum
Thickness: 0.183 inches minimum and 0.187 inches maximum
Length: 0.562 inches minimum and 0.593 inches maximum
Terminal Diameter: 0.370 inches minimum and 0.385 inches maximum
Largest Outside Diameter: 0.256 inches nominal
Contact Face Style: concave
Shunt Insulation Provision And Quantity: 1 uninsulated
Pressure Spring Type And Quantity: 1 cylindrical
Material: metal graphite
Material Document And Classification: morganite brush co inc grade c-5h mfr ref single material response
Style Designator: one piece
Terminal Type And Quantity: 1 round cap w/ears

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5977-00-188-2177	No Name Available	02/23/1968

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
55994-1	Electrical Contact Brush

FAQs

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

What is the FSCG of the NSN 5977-00-177-7894?

The FSCG of the NSN 5977-00-177-7894 is 5977

Does the NSN 5977-00-177-7894 have a Schedule B code assigned?

Yes, the Schedule B code is 8545200000

Does NSN 5977-00-177-7894 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 5977-00-177-7894 contain precious materials?

Item does not contain precious metal.

Does NSN 5977-00-177-7894 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 5977-00-177-7894 was assigned to the Federal Catalog?

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