Model: B-4640

Electrical Contact Brush Holder

Properties:

Terminal Quantity
2
Terminal Type
Screw
Overall Width
1.125 inches
Inside Width
0.312 inches
Inside Length
1.125 inches
Mounting Facility Quantity
1
Contact End Bevel
Not included
Cap
Not included
Brush Pressure Spring Type Accommodated
Helical torsion
Brush Spring Adjustability
Adjustable
Brush Pressure Spring
Included
Brush Quantity Accommodated Per Holder
2
Inside Thickness
0.625 inches
Material And Location
Brass box
Mounting Facility
Clamp
Style Designator
Wing
NSN
5977-00-387-3418
Part Number
B-4640
Description
Holder,electrical Contact Brush
CAGE
0BXF1

A holder designed to accommodate and position a brush against a commutator or collector ring. Also includes items consisting of two or more brush holders (boxes) cast as an inseparable unit. May include facilities for applying pressure to the brush(es) and may also be furnished with the brush(es). See also holder assembly, electrical contact brush.

Part B-4640 NSN 5977-00-387-3418

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
02937
FIIG:
A22700
Concept No.:
1
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8545900000
  • SITC: 77886
  • End Use: Electric apparatus
  • NAICS: 335991
  • USDA: 1

Freight Class: Electrical carbon or graphite articles,nesoi

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