1906990

View detailed technical data, stock status, and sourcing information for: 1906990
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5977 Electrical Contact Brushes and Electrodes

National Stock Number

5977-00-733-9909

Item Name Code

00302

Assigment Date

01/01/1963 (63 years ago)

0.380 inches nominal thickness, rectangular body style, 0.750 inches nominal length, 0.750 inches nominal width, 0.174 inches minimum and 0.180 inches maximum hole diameter

Product Characteristics

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

Body Style: rectangular
Hole Diameter: 0.174 inches minimum and 0.180 inches maximum
Width: 0.750 inches nominal
Thickness: 0.380 inches nominal
Length: 0.750 inches nominal
Distance From Center Of Hole To Outside Edge: 0.320 inches nominal
Basic Shape Style: unthreaded single through hole
Top Style: flat
Contact Face Style: flat
Distance From Brush Top To Hole Centerline: 0.160 inches nominal
Material: metal graphite
Material Document And Classification: lco remy carbon grade -1504 mil spec 4th material response
Style Designator: one piece

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5977-00-319-0755	No Name Available	02/10/1969

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
1906990	Electrical Contact Brush
59777339909	Electrical Contact Brush
JHP124-351	Electrical Contact Brush

FAQs

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

What is the FSCG of the NSN 5977-00-733-9909?

The FSCG of the NSN 5977-00-733-9909 is 5977

Does the NSN 5977-00-733-9909 have a Schedule B code assigned?

Yes, the Schedule B code is 8545200000

Does NSN 5977-00-733-9909 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 5977-00-733-9909 contain precious materials?

Item does not contain precious metal.

Does NSN 5977-00-733-9909 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 5977-00-733-9909 was assigned to the Federal Catalog?

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