Product Details | ELECTRICAL CONTACT BRUSH

5977-00-732-5221 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: 1946409, 5977-00-732-5221, 00-732-5221, 5977007325221, 007325221

Electrical and Electronic Equipment Components | Electrical Contact Brushes and Electrodes

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1963 00-732-5221

Drawings & Photos | NSN 5977-00-732-5221


Cross Reference | NSN 5977-00-732-5221

Part Number Cage Code Manufacturer
1946409 16764 GENERAL MOTORS CORP DELCO REMY DIV
1946409 1LW55 REMY, INC.
1946409 24617 GENERAL MOTORS CORP
1946409 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS

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Technical Data | NSN 5977-00-732-5221

Characteristic Specifications
STYLE DESIGNATOR A1 ONE PIECE
MATERIAL CARBON GRAPHITE
MATERIAL DOCUMENT AND CLASSIFICATION DELCO-REMY CARBON GRADE M-1505 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE B3 RECTANGULAR COMMUTATOR
WIDTH 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM
THICKNESS 0.242 INCHES MINIMUM AND 0.252 INCHES MAXIMUM
LENGTH 0.940 INCHES NOMINAL
CONTACT FACE STYLE D3 CONCAVE ON BEVEL
RADIUS 1.250 INCHES NOMINAL
BEVEL ANGLE 15.0 DEGREES NOMINAL
TOP STYLE E16B BEVELED BACK
ANGLE 20.0 DEGREES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY 1 UNINSULATED
SHUNT POSITION DESIGNATOR 12
BRUSH SHUNT LENGTH 1.750 INCHES NOMINAL SINGLE SHUNT
TERMINAL TYPE AND QUANTITY 1 FLAG W/HOLE
TERMINAL HOLE DIAMETER 0.168 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
MANUFACTURERS CODE 1LW55
DESIGN CONTROL REFERENCE 1946409

Restrictions/Controls & Freight Information | NSN 5977-00-732-5221

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:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
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 5977-00-732-5221

Category Code Description
Cognizance Codes9GNavy-owned stocks of defense general material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each