SK3690A

View detailed technical data, stock status, and sourcing information for: SK3690A
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5977 Electrical Contact Brushes and Electrodes

National Stock Number

5977-00-239-4170

Item Name Code

00302

Assigment Date

01/01/1963 (63 years ago)

0.500 inches nominal thickness, 8000 feet per minute peripheral speed, 1.500 inches nominal width, rectangular commutator body style, 2 and 8 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: 2 and 8
Peripheral Speed: 8000 feet per minute
Body Style: rectangular commutator
Width: 1.500 inches nominal
Thickness: 0.500 inches nominal
Length: 2.250 inches nominal
Extension Length: 0.469 inches nominal
Brush Shunt Length: 4.000 inches nominal single shunt
Terminal Slot Width: 0.281 inches nominal
Top Style: beveled front
Contact Face Style: beveled
Bevel Angle: 20.0 degrees nominal
Clip Type: nema hammer type extended a
Shunt Insulation Provision And Quantity: 2 uninsulated
Angle: 35.0 degrees nominal
Criticality Code Justification: matt and mdcl
Material: electrographitic
Material Document And Classification: national electric carbon gr sa-45 mfr ref single material response
Style Designator: one piece
Terminal Type And Quantity: 1 straight w/slot

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5977-00-539-6886	No Name Available	03/01/1980

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
5829468	Electrical Contact Brush
61007379	Electrical Contact Brush
61036440	Electrical Contact Brush
8790304ANPC24	Electrical Contact Brush
H5977-239-4170	Electrical Contact Brush
K8790304-024	Electrical Contact Brush
RC16-4842N	Electrical Contact Brush
SK3690A	Electrical Contact Brush
WW5938781PC12	Electrical Contact Brush

FAQs

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

What is the FSCG of the NSN 5977-00-239-4170?

The FSCG of the NSN 5977-00-239-4170 is 5977

Does the NSN 5977-00-239-4170 have a Schedule B code assigned?

Yes, the Schedule B code is 8545200000

Does NSN 5977-00-239-4170 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 5977-00-239-4170 contain precious materials?

Item does not contain precious metal.

Does NSN 5977-00-239-4170 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 5977-00-239-4170 was assigned to the Federal Catalog?

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