Model: SM420A

Electromagnetic Relay

Properties:

Thread Class
2a single mounting facility
Overall Length
2.510 inches
Overall Height
1.430 inches
Overall Width
1.620 inches
Environmental Protection
Hermetic
Winding Quantity
1
Coil Quantity
1
Winding Dc Resistance Rating
5.0 kilohms single winding
Duty Type
Intermittent
Mounting Facility Type And Quantity
3 threaded stud single mounting facility
Pile-up Main Contact Form Arrangement
2a1b and 2a1b
Thready Qty Per Inch (tpi)
32 single mounting facility
Thread Size
0.138 inches single mounting facility
Mounting Facility Pattern
Triangle single mounting facility
Operating Current Rating And Type
10.0 milliamperes dc single winding
Center To Center Distance Between Mounting Facilities Parallel To The Altitude Of An Isosceles Triangle
1.188 inches single mounting facility
Main Contact Load Current Rating At Maximum Rated Voltage
300.0 milliamperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
30.0 dc
Thread Series Designator
Unc single mounting facility
Terminal Type And Quantity
14 pin all functions
NSN
5945-00-577-2923
Part Number
SM420A
Description
Relay,electromagnetic
CAGE
58219

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 SM420A NSN 5945-00-577-2923

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
77.5
WCC:
72D
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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Schedule B and Export
  • Schedule B: 8536410020
  • SITC: 77254
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

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

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