Model: ST542

Electromagnetic Relay

Properties:

Thread Class
2a fourth mounting facility
Thread Class
2a first mounting facility
Thread Class
2a second mounting facility
Thread Class
2a third mounting facility
Overall Length
3.468 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
2.125 inches single mounting facility
Overall Height
2.625 inches
Overall Width
2.500 inches
Mounting Slot Width
0.281 inches single mounting facility
Overall Diameter
1.640 inches
Winding Quantity
1
Coil Quantity
1
Mounting Facility Type And Quantity
1 slotted hole single mounting facility
Thread Size
0.188 inches first mounting facility
Thread Size
0.188 inches second mounting facility
Thread Size
0.312 inches fourth mounting facility
Thread Size
0.312 inches third mounting facility
Mounting Facility Pattern
In-line single mounting facility
Minimum Differential Electrical Operating Rating
12.0 volts
Main Contact Maximum Voltage Rating In Volts
12.0 dc
Thread Series Designator
Unf first mounting facility
Thread Series Designator
Unf fourth mounting facility
Thread Series Designator
Unf second mounting facility
Thread Series Designator
Unf third mounting facility
Terminal Type And Quantity
4 threaded stud contacts
NSN
5945-00-845-0344
Part Number
ST542
Description
Relay,electromagnetic
CAGE
19239

Part ST542 NSN 5945-00-845-0344

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:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.8000lbs
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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