5977-00-644-0193

Find complete technical information, availability, and procurement data for: 5977-00-644-0193
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5977 Electrical Contact Brushes and Electrodes

National Stock Number

5977-00-644-0193

Item Name Code

00302

Assigment Date

01/01/1963 (63 years ago)

An insulator designed to fit into and reduce the effective diameter of the hole(s). It may include mounting and/or conducting hardware. For flexible bushing-type insulators that are self-retaining and consist of two facing flanges separated by a neck, see grommet, nonmetallic. Also see spacer, sleeve and bushing, sleeve. Excludes:insulation sleeving, electrical.

12 shunt position designator, 6000 feet per minute peripheral speed, rectangular commutator body style, 0.375 inches nominal thickness, 1.500 inches nominal width

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: 12
Peripheral Speed: 6000 feet per minute
Body Style: rectangular commutator
Width: 1.500 inches nominal
Thickness: 0.375 inches nominal
Length: 1.500 inches nominal
Brush Shunt Length: 3.500 inches nominal single shunt
Terminal Slot Width: 0.344 inches nominal
Top Style: beveled front with left shoulder
Contact Face Style: beveled
Bevel Angle: 30.0 degrees nominal
Shunt Insulation Provision And Quantity: 1 uninsulated
Angle: 40.0 degrees nominal
Criticality Code Justification: matt and mdcl
Material: graphite
Material Document And Classification: grade 623,union carbide corp,carbon products division mfr ref single material response
Style Designator: one piece
Terminal Type And Quantity: 1 straight w/slot

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
B8946-1-108	Electrical Contact Brush
B8946-1-623	Electrical Contact Brush

FAQs

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

What is the FSCG of the NSN 5977-00-644-0193?

The FSCG of the NSN 5977-00-644-0193 is 5977

Does the NSN 5977-00-644-0193 have a Schedule B code assigned?

Yes, the Schedule B code is 8545200000

Does NSN 5977-00-644-0193 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 5977-00-644-0193 contain precious materials?

Item does not contain precious metal.

Does NSN 5977-00-644-0193 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 5977-00-644-0193 was assigned to the Federal Catalog?

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