Model: 77057

Electrical Contact Brush Arm

Properties:

Overall Length
1.674 inches
Overall Height
0.250 inches
Overall Width
0.250 inches
End Application
Type no. Xd218ab/gv
Usage Design
Used to retain brush
Mounting Configuration
Two no. 4-40 threaded holes 0.517 in. C to c
Material
Steel
Material
Steel
Surface Treatment
Zinc and chromate
Shape
Rectangular
Surface Treatment
Zinc plated w/chromate
NSN
5977-00-129-1819
Part Number
77057
Description
Arm,electrical Contact Brush
CAGE
57712

An item designed to transmit pressure to a brush, electrical contact for the purpose of maintaining contact between the brush and another conducting surface for the transfer of electrical energy. The item may include one or more pressure springs or tension springs.

Part 77057 NSN 5977-00-129-1819

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
26004
FIIG:
T174-K
Concept No.:
App. Key:
KA
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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