A7300

View detailed technical data, stock status, and sourcing information for: A7300
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5977 Electrical Contact Brushes and Electrodes

National Stock Number

5977-00-785-0904

Item Name Code

00302

Assigment Date

01/01/1962 (64 years ago)

A thermometer which has a bimetallic substance, whose measurable physical properties, or one of them, change with variation in temperature and self-indicate the temperature to a division or number on a graduated scale(s).

0.047 inches nominal slot depth, 8 shunt position designator, rectangular body style, 0.203 inches nominal slot width, 0.375 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: 8
Body Style: rectangular
Slot Depth: 0.047 inches nominal
Slot Width: 0.203 inches nominal
Width: 0.375 inches nominal
Thickness: 0.375 inches nominal
Length: 1.250 inches nominal
Brush Shunt Length: 3.125 inches nominal single shunt
Terminal Slot Width: 0.250 inches nominal
Top Style: flat with rectangular slot
Contact Face Style: flat
Shunt Insulation Provision And Quantity: 1 uninsulated
Outer Edge To Slot Edge Distance: 0.086 inches nominal
Material: carbon
Style Designator: one piece
Terminal Type And Quantity: 1 straight w/hole

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5977-00-593-6577	No Name Available	04/18/1967

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
19-946-112-60	Electrical Contact Brush
946-112-60	Electrical Contact Brush
A7300	Electrical Contact Brush

FAQs

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

What is the FSCG of the NSN 5977-00-785-0904?

The FSCG of the NSN 5977-00-785-0904 is 5977

Does the NSN 5977-00-785-0904 have a Schedule B code assigned?

Yes, the Schedule B code is 8545200000

Does NSN 5977-00-785-0904 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 5977-00-785-0904 contain precious materials?

Item does not contain precious metal.

Does NSN 5977-00-785-0904 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 5977-00-785-0904 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962