Product Details | ELECTRICAL CONTACT BRUSH

5977-00-233-1021 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: M2102157, M2-102-157, SCD99877166, SC-D-99877-166, 010208A, 01-0208A, 2102157, 2-102-157, G32, 5977-00-233-1021, 00-233-1021, 5977002331021, 002331021

Electrical and Electronic Equipment Components | Electrical Contact Brushes and Electrodes

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1963 00-233-1021

Drawings & Photos | NSN 5977-00-233-1021


Demand History | NSN 5977-00-233-1021

Part Number Request Date QTY Origin
G32 2022-06-166 2 US
G32 2022-06-166 3 US

Cross Reference | NSN 5977-00-233-1021

Part Number Cage Code Manufacturer
01-0208A 67363 MOTOR SPECIALTY INC
2-102-157 81041 HOWARD INDUSTRIES DIV OF CYCLOPS INDUSTRIES INC
G32 81041 HOWARD INDUSTRIES DIV OF CYCLOPS INDUSTRIES INC
M2-102-157 18783 MIRAJ CORPORATION
SC-D-99877-166 80063 US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS

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Technical Data | NSN 5977-00-233-1021

Characteristic Specifications
STYLE DESIGNATOR A1 ONE PIECE
MATERIAL GRAPHITE
MATERIAL DOCUMENT AND CLASSIFICATION PURE CARBON CO,GRADE G-32 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE B3 RECTANGULAR COMMUTATOR
WIDTH 0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
THICKNESS 0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
LENGTH 0.719 INCHES NOMINAL
CONTACT FACE STYLE D2 CONCAVE
RADIUS 0.688 INCHES MINIMUM AND 0.812 INCHES MAXIMUM
SHUNT INSULATION PROVISION AND QUANTITY 1 UNINSULATED
SHUNT POSITION DESIGNATOR 5
BRUSH SHUNT LENGTH 1.750 INCHES MINIMUM AND 2.000 INCHES MAXIMUM SINGLE SHUNT
PRESSURE SPRING TYPE AND QUANTITY 1 CYLINDRICAL WITH REDUCED END
SPRING FREE LENGTH 2.312 INCHES NOMINAL
LARGEST OUTSIDE DIAMETER 0.242 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY 1 ROUND CAP
TERMINAL DIAMETER 0.220 INCHES NOMINAL

Restrictions/Controls & Freight Information | NSN 5977-00-233-1021

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 5977-00-233-1021

Category Code Description
Materiel Category and Inventory ManagerQ Electronics Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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