Electrical Contact Brush

L-4399-2

L-4399-2
(NSN) National Stock Number
5977-00-033-3652
Federal Supply Classification
5977 Electrical Contact Brushes and Electrodes
Item Name Code
00302
Schedule B Code
8545200000
Summary

5 shunt position designator, rectangular commutator body style, 0.500 inches nominal radius, 0.371 inches minimum and 0.375 inches maximum width, 0.246 inches minimum and 0.250 inches maximum thickness, 0.750 inches nominal length

DAC HCC DMIL RNCC
1 - - 3
RNVC SADC MSDS RNAAC
2 - - CX
Identification

An item specifically designed to be used in the transfer of electrical energy to or from another conducting surface. Either the brush or the surface is continually moving during the transfer of energy. The brush is usually composed in part of some form of the element carbon. Includes: (1) a single brush either with or without an attached shunt (flexible wire lead) and/or a helical or flat type pressure spring; (2) a split brush composed of two or more pieces (wafers), which are used in place of one brush usually connected together by individual shunts to a common terminal; (3) paired brushes composed of two identical or non-identical brushes connected together by a common shunt either with or without pressure springs or connected by individual shunts to a common terminal, or with pressure springs and connected to a common bar, bracket or the like either with or without individual shunts; (4) multiple brushes composed of more than two identical or non-identical brushes without pressure springs connected by individual shunts to a common terminal, or with pressure springs and connected to a common bar, bracket or the like by individual shunts. Does not include moving contacts which make and slide past stationary contacts, but are stationary while the circuit is conducting, such as the sliding contacts on a rheostat or the stationary contact on a synchro. Excludes: contact, electrical; and contact assembly, electrical.

INC FIIG Concept Condition
00302 A01500 - 1
Specifications
Shunt Position Designator
5
Details Standard location by position number for shunt/s/.
Body Style
rectangular commutator
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the body.
Radius
0.500 inches nominal
Details The distance from the centerline to the axis of the item.
Width
0.371 inches minimum and 0.375 inches maximum
Details A measurement taken at right angles to the length of an item,in distinction from thickness.
Thickness
0.246 inches minimum and 0.250 inches maximum
Details A measurement of the smallest dimension of an item,in distinction from length or width.
Length
0.750 inches nominal
Details A measurement of the longest dimension of any object,in distinction from width.
Terminal Diameter
0.359 inches nominal
Details The length of a straight line which passes through the center of a terminal,and terminates at the circumference.
Spring Free Length
0.460 inches nominal
Details None.
Largest Outside Diameter
0.330 inches nominal
Details The length of a straight line which passes through the center of the largest diameter of an item,and terminates at the outside circumference.
Brush Shunt Length
0.875 inches nominal single shunt
Details A measurement of the longest dimension of the brush shunt,in distinction from width.
Contact Face Style
concave
Details The sytle designation indicating the configuration that most nearly corresponds to the appearance of the contact face.
Shunt Insulation Provision And Quantity
1 uninsulated
Details An indication of whether or not a covering material is provided and the number of shunts included.
Pressure Spring Type And Quantity
1 cylindrical
Details Indicates the type and number of pressure springs provided.
Material
electrographitic
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
morganite grade 5860 mfr ref single material response
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Style Designator
one piece
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Terminal Type And Quantity
1 round cap
Details Indicates the type and number of terminals for providing electrical connection.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
34496 - W -
RVC WCC TCC SHC
- 72D Z 9

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Manufacturer
IDEAL INDUSTRIES, INC.
CAGE: 30119
SYCAMORE , IL , 60178-2917
UNITED STATES
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FAQs
Frequently asked questions for NSN 5977-00-033-3652
What is the NIIN of the NSN 5977-00-033-3652?
The National Item Identification Number (NIIN) of the NSN 5977-00-033-3652 is 00-033-3652
When the NSN 5977-00-033-3652 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5977-00-033-3652 contain any precious metals?
Does not contain precious metal
Does the NSN 5977-00-033-3652 contain any hazardous material?
No data in HMIRS

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