BR3-128

View detailed technical data, stock status, and sourcing information for: BR3-128
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part BR3-128 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5977 Electrical Contact Brushes and Electrodes

National Stock Number

5977-00-986-0727

Item Name Code

00302

Assigment Date

01/01/1962 (64 years ago)

A combination of two or more brushes conforming to the item name brush, electrical contact, used as a set in a specific piece of equipment. The individual brushes may be identical or nonidentical. For two or more brushes connected together by a common shunt, pressure bar, and the like, see brush, electrical contact. Excludes:contact assembly, electrical and contact set (as modified)

rectangular commutator body style, 1.000 inches nominal length, 5 shunt position designator, 0.750 inches nominal width, 0.375 inches nominal thickness

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: 5
Body Style: rectangular commutator
Width: 0.750 inches nominal
Thickness: 0.375 inches nominal
Length: 1.000 inches nominal
Terminal Diameter: 0.750 inches nominal
Largest Outside Diameter: 0.540 inches nominal
Brush Shunt Length: 1.500 inches nominal single shunt
Contact Face Style: concave
Shunt Insulation Provision And Quantity: 1 uninsulated
Pressure Spring Type And Quantity: 1 cylindrical
Material: carbon
Style Designator: one piece
Terminal Type And Quantity: 1 round cap w/ears

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
A-16954-2	Electrical Contact Brush
BR3-128	Electrical Contact Brush

FAQs

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

What is the FSCG of the NSN 5977-00-986-0727?

The FSCG of the NSN 5977-00-986-0727 is 5977

Does the NSN 5977-00-986-0727 have a Schedule B code assigned?

Yes, the Schedule B code is 8545200000

Does NSN 5977-00-986-0727 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 5977-00-986-0727 contain precious materials?

Precious metal content is unknown

Does NSN 5977-00-986-0727 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 5977-00-986-0727 was assigned to the Federal Catalog?

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