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5977-00-056-4439
Electrical Contact Brush
5977000564439 000564439 12TG
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
November 2023
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Restrictions 5977-00-056-4439
5977-00-056-4439 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. Demilitarization of this item has been confirmed and is not currently subject to changes. 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.
End Users 5977-00-056-4439
- NASA (G160)
- Effective Date:
- 1 Apr 1991
Approved Sources 5977-00-056-4439
- Part Number
- Manufacturer
- Status
- 12TG
- Manufacturer
- 76868 - International Contact Technologies (Active)
- Primary Buy
- Primary Buy
Datasheet 5977-00-056-4439
- Characteristic
- Specifications
- Style Designator [STYL]
- Specifications
- One Piece
- Material [MATT]
- Carbon
- Width [ABGL]
- 1.000 Inches Nominal
- Thickness [ABNM]
- 0.375 Inches Nominal
- Length [ABRY]
- 1.750 Inches Nominal
- Contact Face Style [CQGT]
- Flat
- Shunt Insulation Provision And Quantity [CRBG]
- 1 Uninsulated
- Brush Shunt Length [AHXP]
- 3.500 Inches Nominal Single Shunt
- Terminal Type And Quantity [TTQY]
- 1 Straight W/Slot
- Special Features [FEAT]
- Brush Top Shape,Beveled,Shape Rectangular
NATO Stock Numbers Related to 5977-00-056-4439
Freight Information 5977-00-056-4439
5977-00-056-4439 has freight characteristics.. 5977-00-056-4439 has a variance between NMFC and UFC when transported by rail and the description should be consulted.