Model: 1903-28

Electrical Surge Arrester

Properties:

Body Material
Metal
Terminal Quantity
1
Terminal Type
Threaded stud
Overall Length
Between 3.125 inches and 3.250 inches
Overall Diameter
0.275 inches
Mounting Method
Holes
Usage Design
Outdoor
Mounting Configuration
Six 0.177 in. Dia. Mtg. Holes equally spaced on 2.385 dia.
Arrester Type
Resistor
NSN
5920-01-555-0485
Part Number
1903-28
Description
Arrester,electrical Surge
CAGE
02101

A circuit-protecting device which provides a discharge path for abnormal surges of high potential while consuming little or no power at normal operating voltage. Excludes items which absorb continuously recurring cyclic pulses. For resistors which are sensitive to voltage changes or used as elements in surge arresters, see resistor, voltage sensitive. See also absorber, overvoltage; and cutout disk, protective.

Part 1903-28 NSN 5920-01-555-0485

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00381
FIIG:
T214-C
Concept No.:
App. Key:
CC
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:
P
PMIC:
A
ESD:
A
ESD:
A
MMAC:
CRITL:
X

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Schedule B and Export
  • Schedule B: 8535400000
  • SITC: 77245
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Lightning arrestors, voltage limiters and surge suppressors, for voltage exceeding 1000 v

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