Model: S550520

Telephone Protector Block

Properties:

Overall Length
1.250 inches
Overall Width
0.370 inches
Overall Thickness
0.250 inches
Usage Design
Used in telephone circuits for protection against lightning or high voltage surges
Circuit Protector Block Location
Above ground side
Material
Carbon
Material
Carbon
Shape
Rectangular
NSN
5920-00-265-6222
Part Number
S550520
Description
Block,telephone Protector
CAGE
04773

An item designed to be used with other similar items in an electrical circuit to form an open-space cut-out for protection against high potentials, such as lightning and/or abnormal electric currents. It is a maintenance part for a protector, telephone.

Part S550520 NSN 5920-00-265-6222

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00311
FIIG:
T214-B
Concept No.:
App. Key:
BA
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061540
UFC:
34520
LTL:
77.5
LCL:
77.5
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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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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