Model: 255A

Electromagnetic Relay

Special Features:

Parallel wound

Properties:

Thread Class
2a single mounting facility
Overall Length
5.780 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
2.188 inches single mounting facility
Center To Center Distance Between Mounting Facilities Parallel To Width
2.188 inches single mounting facility
Overall Height
2.680 inches
Overall Width
2.680 inches
Environmental Protection
Dustproof
Winding Quantity
2
Coil Quantity
1
Winding Dc Resistance Rating
136.0 ohms single winding
Duty Type
Continuous
Mounting Facility Type And Quantity
4 threaded hole single mounting facility
Features Provided
Polarized
Thread Size
0.250 inches single mounting facility
Mounting Facility Pattern
Rectangular single mounting facility
Operating Current Rating And Type
5.0 milliamperes dc all windings
Main Contact Load Current Rating At Maximum Rated Voltage
2.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
110.0 dc
Thread Series Designator
Unc single mounting facility
Terminal Type And Quantity
4 screw energizing element
Terminal Type And Quantity
3 screw contacts
NSN
5945-00-188-5631
Part Number
255A
Description
Relay,electromagnetic
CAGE
64959

A relay which is actuated by the effect of a magnetic field developed by the current in its energizing coil(s). Includes solenoid and armature types. Excludes contactor, magnetic; relay, meter movement; relay, motor driven; relay, reed; relay, resonant reed; relay, rotary; and switch, stepping.

Part 255A NSN 5945-00-188-5631

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
32512
FIIG:
A03300
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:
061300
UFC:
34410
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: 8536490050
  • SITC: 77254
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

Freight Class: Relays, electromechanical, with contacts rated at less than 10 a, for a voltage exceeding 60 v but not exceeding 1000 v

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