Model: M740421P2

Electromagnetic Relay

Properties:

Thread Class
2a single mounting facility
Overall Length
3.810 inches
Overall Height
2.500 inches
Overall Width
1.750 inches
Environmental Protection
Hermetic
Winding Quantity
2
Coil Quantity
2
Winding Dc Resistance Rating
1.2 kilohms all windings
Duty Type
Continuous
Arc Quenching Method
Inert gas
Mounting Facility Type And Quantity
3 threaded stud single mounting facility
Features Provided
Polarized
Thread Size
0.164 inches single mounting facility
Mounting Facility Pattern
Triangle single mounting facility
Nonpile-up Main Contact Arrangement
2 pole, single throw, normally open, momentary action
Center To Center Distance Between Mounting Facilities Parallel To The Altitude Of An Isosceles Triangle
2.594 inches single mounting facility
Operating Voltage Rating And Type At Specificationified Temp
28.0 volts dc 25 degrees celsius all windings
Minimum Differential Electrical Operating Rating
1.3 milliamperes
Main Contact Load Current Rating At Maximum Rated Voltage
5.0 amperes ac resistive load and 5.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
115.0 ac
Thread Series Designator
Unc single mounting facility
Terminal Type And Quantity
8 pin all functions
NSN
5945-00-258-7799
Part Number
M740421P2
Description
Relay,electromagnetic
CAGE
24446

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 M740421P2 NSN 5945-00-258-7799

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:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
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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