Product Details | ELECTRICAL CONTACT BRUSH

5977-00-444-7458 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: ANSI/NEMA PUB NO. CB1, ANSINEMAPUBNOCB1, K15368, 37251012140201, 37-251012-140-2-01, 5977-00-444-7458, 00-444-7458, 5977004447458, 004447458

Electrical and Electronic Equipment Components | Electrical Contact Brushes and Electrodes

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1963 00-444-7458

Drawings & Photos | NSN 5977-00-444-7458


Cross Reference | NSN 5977-00-444-7458

Part Number Cage Code Manufacturer
37-251012-140-2-01 28118 HELWIG CARBON PRODUCTS, INC.
ANSI/NEMA PUB NO. CB1 81705 NATIONAL ELECTRICAL MFRS ASSN
K15368 08219 STONE SAFETY CORP

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Technical Data | NSN 5977-00-444-7458

Characteristic Specifications
STYLE DESIGNATOR A1 ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATION SPEER CARBON CO,GR E23 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE B3 RECTANGULAR COMMUTATOR
WIDTH 1.000 INCHES NOMINAL
THICKNESS 0.250 INCHES NOMINAL
LENGTH 1.250 INCHES NOMINAL
CONTACT FACE STYLE D5 FLAT
TOP STYLE E8 FLAT WITH RECTANGULAR SLOT
SLOT DEPTH 0.063 INCHES NOMINAL
SLOT WIDTH 0.313 INCHES NOMINAL
OUTER EDGE TO SLOT EDGE DISTANCE 0.344 INCHES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY 1 UNINSULATED
SHUNT POSITION DESIGNATOR 11
BRUSH SHUNT LENGTH 2.250 INCHES NOMINAL SINGLE SHUNT
TERMINAL TYPE AND QUANTITY 1 STRAIGHT W/SLOT
TERMINAL SLOT WIDTH 0.281 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5977-00-444-7458

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:UPrecious metal type is unknown
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 658 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 5977-00-444-7458

Category Code Description
Cognizance Codes9GNavy-owned stocks of defense general material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9GDefense Supply Center Richmond
Richmond, VA 23297
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