Product Details | ELECTRICAL CONTACT BRUSH

5977-00-495-1251 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: A1221057, A122-1057, P0959, P09-59, 5977-00-495-1251, 00-495-1251, 5977004951251, 004951251

Electrical and Electronic Equipment Components | Electrical Contact Brushes and Electrodes

Supply Group (FSG) NSN Assign. NIIN
59 18 JUN 1971 00-495-1251

Drawings & Photos | NSN 5977-00-495-1251


Cross Reference | NSN 5977-00-495-1251

Part Number Cage Code Manufacturer
A122-1057 94506 RAE CORP
P09-59 94506 RAE CORP

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Technical Data | NSN 5977-00-495-1251

Characteristic Specifications
STYLE DESIGNATOR A1 ONE PIECE
MATERIAL CARBON GRAPHITE
MATERIAL DOCUMENT AND CLASSIFICATION RAE MOTOR CORP GRADE GGX MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE B3 RECTANGULAR COMMUTATOR
WIDTH 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
THICKNESS 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM
LENGTH 0.562 INCHES NOMINAL
CONTACT FACE STYLE D2 CONCAVE
RADIUS 0.375 INCHES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY 1 UNINSULATED
SHUNT POSITION DESIGNATOR 5
BRUSH SHUNT LENGTH 0.688 INCHES NOMINAL SINGLE SHUNT
PRESSURE SPRING TYPE AND QUANTITY 1 CYLINDRICAL
SPRING FREE LENGTH 0.750 INCHES NOMINAL
LARGEST OUTSIDE DIAMETER 0.312 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY 1 ROUND CAP
TERMINAL DIAMETER 0.312 INCHES NOMINAL
MANUFACTURERS CODE 94506
DESIGN CONTROL REFERENCE A122-1057

Restrictions/Controls & Freight Information | NSN 5977-00-495-1251

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 CX Defense Supply Center Richmond
Richmond, VA 23297-5000
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 5977-00-495-1251

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 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