Model: MK503A120

Electromagnetic Relay

Properties:

Thread Class
2a single mounting facility
Thread Direction
Right-hand single mounting facility
Overall Length
1.671 inches
Overall Height
1.520 inches
Overall Width
1.600 inches
Contact Material
Silver
Winding Quantity
1
Coil Quantity
1
Duty Type
Continuous
Mounting Facility Type And Quantity
1 threaded stud single mounting facility
Thready Qty Per Inch (tpi)
32 single mounting facility
Thread Size
0.138 inches single mounting facility
Nonpile-up Main Contact Arrangement
3 pole, double throw, one position momentary
Operating Voltage Rating And Type At Specificationified Temp
120.0 volts ac 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
20.0 amperes ac resistive load
Main Contact Maximum Voltage Rating In Volts
120.0 ac
Precious Material And Location
Contacts silver
Precious Material
Silver
Thread Series Designator
Unc single mounting facility
Terminal Type And Quantity
11 quick disconnect, male all functions
NSN
5945-01-122-4199
Part Number
MK503A120
Description
Relay,electromagnetic
CAGE
07065

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 MK503A120 NSN 5945-01-122-4199

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:
S
ESD:
ESD:
MMAC:
EH
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:
M
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: 8536490075
  • SITC: 77254
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

Freight Class: Relays, electromechanical, for a voltage exceeding 60 v but not exceeding 1,000 v, nesoi

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