Model: C557A1

Electrical Contact Brush Holder

Properties:

Inside Diameter
0.250 inches
Overall Length
0.969 inches
Overall Diameter
2.875 inches
Inside Length
0.906 inches
Overall Thickness
0.813 inches
Mounting Facility Quantity
2
Contact End Bevel
Not included
Cap
Not included
Brush Quantity Accommodated Per Holder
2
Material And Location
Brass box
Mounting Facility
Unthreaded holes
NSN
5977-00-321-7637
Part Number
C557A1
Description
Holder,electrical Contact Brush
CAGE
75560

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 C557A1 NSN 5977-00-321-7637

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
062120
UFC:
34760
LTL:
RATING VARIABLE
LCL:
70.0
WCC:
593
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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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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