173A56

View detailed technical data, stock status, and sourcing information for: 173A56
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5977 Electrical Contact Brushes and Electrodes

National Stock Number

5977-00-444-7407

Item Name Code

00302

Assigment Date

01/01/1963 (63 years ago)

rectangular commutator body style, 6000 feet per minute peripheral speed, 2.375 inches nominal radius, 0.750 inches nominal width, 9 shunt position designator

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: 9
Peripheral Speed: 6000 feet per minute
Body Style: rectangular commutator
Radius: 2.375 inches nominal
Width: 0.750 inches nominal
Thickness: 0.375 inches nominal
Length: 1.250 inches nominal
Brush Shunt Length: 2.375 inches nominal single shunt
Terminal Slot Width: 0.219 inches nominal
Top Style: flat
Contact Face Style: concave on bevel
Bevel Angle: 15.0 degrees nominal
Shunt Insulation Provision And Quantity: 1 uninsulated
Material: electrographitic
Material Document And Classification: union carbide corp,grade 259 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
173A56	Electrical Contact Brush
S1924ST173A56	Electrical Contact Brush
SN5203PC35	Electrical Contact Brush

FAQs

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

What is the FSCG of the NSN 5977-00-444-7407?

The FSCG of the NSN 5977-00-444-7407 is 5977

Does the NSN 5977-00-444-7407 have a Schedule B code assigned?

Yes, the Schedule B code is 8545200000

Does NSN 5977-00-444-7407 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 5977-00-444-7407 contain precious materials?

Item does not contain precious metal.

Does NSN 5977-00-444-7407 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 5977-00-444-7407 was assigned to the Federal Catalog?

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