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5977-00-644-2710
Electrical Contact Brush
5977006442710 006442710 MILB3743 1905918
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. View more Electrical Contact Brush
January 2023
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Restrictions 5977-00-644-2710
5977-00-644-2710 is a Electrical Contact Brush that does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. This item is considered a low risk when released from the control of the Department of Defense. The item may still be subject to the requirements of the Export Administration Regulations (EAR) and the Code of Federal Regulations (CFR). This item is not suspected to be hazardous. The precious metals content of this item is unknown.
Import and Export 5977-00-644-2710
- Schedule B
- Subscribe to View Schedule B
- HTS Code
- Subscribe to View HTS Code
End Users 5977-00-644-2710
- Brazil (YA01)
- Effective Date:
- 1 Jan 2002
- Spain (YB01)
- Effective Date:
- 1 Apr 1991
- Republic of Korea (ZH01)
- Effective Date:
- 1 Apr 1991
- Turkey (ZW01)
- Effective Date:
- 1 Nov 1998
Approved Sources 5977-00-644-2710
- Part Number
- Manufacturer
- Status
- 1905918
- Manufacturer
- 16764 - General Motors Corp (Replaced)
- Original Design
- Original Design
- MILB3743
- 81349 - Military Specifications (Active)
- Incomplete Standard
- Incomplete Standard
- 1905918
- 1LW55 - Borgwarner Pds (Anderson), L.L.C. (Active)
- Secondary Buy
- Secondary Buy
- 1905918
- 24617 - General Motors Corp (Active)
- Canceled/Obsolete
- Canceled/Obsolete
- 1905918
- 7X677 - General Motors Llc (Active)
- Advisory Reference
- Advisory Reference
Datasheet 5977-00-644-2710
- Characteristic
- Specifications
- FIIG
- Specifications
- A01500
- Angle [CRMK]
- 25.0 Degrees Nominal
- Bevel Angle [CQPY]
- 30.0 Degrees Nominal
- Body Style [AAQL]
- Rectangular Commutator
- Brush Shunt Length [AHXP]
- 1.219 Inches Minimum And 1.719 Inches Maximum Single Shunt
- Contact Face Style [CQGT]
- Beveled
- Material Document And Classification [MDCL]
- Morganite Inc,Grade Ec3x Mfr Ref Single Material Response
- Material [MATT]
- Electrographitic
- Outer Edge To Slot Edge Distance [CRPH]
- 0.438 Inches Nominal
- Length [ABRY]
- 1.125 Inches Nominal
- Shunt Insulation Provision And Quantity [CRBG]
- 2 Uninsulated
- Shunt Position Designator [AABU]
- 3 And 9
- Slot Depth [AAZT]
- 0.047 Inches Nominal
- Slot Width [ABGC]
- 0.375 Inches Nominal
- Peripheral Speed [AACQ]
- 5000 Feet Per Minute
- Special Features [FEAT]
- Terminal Bent 45 Deg 0.109 In. From Shunt End Brush Front Undercut 0.062 In.,0.469 In. From Top Of Brush Brush Top Shape Beveled With Rectangular Slot Top Bevel Slopes To Front Of Brush
- Width [ABGL]
- 1.250 Inches Nominal
- Style Designator [STYL]
- One Piece
- Terminal Hole Diameter [AHXQ]
- 0.196 Inches Nominal
- Terminal Type And Quantity [TTQY]
- 1 Flag W/Hole
- Thickness [ABNM]
- 0.250 Inches Nominal
NATO Stock Numbers Related to 5977-00-644-2710
Freight Information 5977-00-644-2710
5977-00-644-2710 has freight characteristics.It has a National Motor Freight Classification (NMFC) of 040580. A Sub NMFC of X. It has a NMFC Description of CARBON BRUSHES GENERATOR/MOTOR. 5977-00-644-2710 is rated as class 85 when transported by Less-Than Truckload (LTL) freight. It has a Uniform Freight Classification (UFC) number of 20480 which rates the freight between FCL and LCL. 5977-00-644-2710 has a variance between NMFC and UFC when transported by rail and the description should be consulted. It has a Water Commodity Code (WCC) of 72D for ocean manifesting and military sealift. 5977-00-644-2710 is not classified as a special type of cargo when transported by water. 5977-00-644-2710 is not a consolidation and does not exceed 84" in any dimension. It should be compatible with a standard 72" Aircraft Cargo Door when transported by air.