Product Details | ELECTRICAL CONTACT BRUSH

5977-00-519-7704 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.

Part Alternates: NEMAPUBCB11961, NEMAPUBCB1-1961, MILB003743, 19946107, 19-946-107, 5977-00-519-7704, 00-519-7704, 5977005197704, 005197704

Electrical and Electronic Equipment Components | Electrical Contact Brushes and Electrodes

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1963 00-519-7704

Drawings & Photos | NSN 5977-00-519-7704


Cross Reference | NSN 5977-00-519-7704

Part Number Cage Code Manufacturer
19-946-107 75377 KURZ & ROOT GENERATOR COMPANY LLC
MILB003743 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
NEMAPUBCB1-1961 81705 NATIONAL ELECTRICAL MFRS ASSN

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Technical Data | NSN 5977-00-519-7704

Characteristic Specifications
STYLE DESIGNATOR A1 ONE PIECE
MATERIAL COPPER GRAPHITE
MATERIAL DOCUMENT AND CLASSIFICATION HELWIG CO,GR 698 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE B3 RECTANGULAR COMMUTATOR
WIDTH 0.750 INCHES NOMINAL
THICKNESS 0.500 INCHES NOMINAL
LENGTH 1.125 INCHES NOMINAL
CONTACT FACE STYLE D1 BEVELED
BEVEL ANGLE 26.0 DEGREES NOMINAL
TOP STYLE E17B BEVELED FRONT WITH RIGHT EDGE BEVELED
BEVEL DEPTH 0.375 INCHES NOMINAL
BEVEL LENGTH 0.250 INCHES NOMINAL
ANGLE 30.0 DEGREES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY 1 INSULATED
SHUNT POSITION DESIGNATOR 8
BRUSH SHUNT LENGTH 3.125 INCHES NOMINAL SINGLE SHUNT
TERMINAL TYPE AND QUANTITY 1 STRAIGHT W/HOLE
TERMINAL HOLE DIAMETER 0.219 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATION MATT AND MDCL
III PERIPHERAL SPEED 6000 FEET PER MINUTE
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILB003743

Restrictions/Controls & Freight Information | NSN 5977-00-519-7704

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 040580 CARBON BRUSHES GENERATOR/MOTOR
Less than car load rating
Less than truck load rating M 85.0
Water commodity Code 72D unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5977-00-519-7704

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each