Model: M5757-12-021

Electromagnetic Relay

Properties:

Overall Length
1.415 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
1.190 inches single mounting facility and 1.210 inches single mounting facility
Center To Center Distance Between Mounting Facilities Parallel To Width
0.390 inches single mounting facility and 0.410 inches single mounting facility
Overall Height
0.660 inches
Overall Width
0.845 inches
Environmental Protection
Hermetic
Unthreaded Mounting Hole Diameter
0.091 inches single mounting facility and 0.101 inches single mounting facility
Fragility Factor
Moderately rugged
Winding Quantity
1
Purpose For Which Designed
General
Coil Quantity
1
Winding Dc Resistance Rating
105.3 ohms single winding and 128.7 ohms single winding
Duty Type
Continuous
Arc Quenching Method
Air
Mounting Facility Type And Quantity
4 unthreaded hole single mounting facility
Storage Type
General purpose warehouse
Cubic Measure
0.789 cubic inches
Mounting Facility Pattern
Rectangular single mounting facility
Nonpile-up Main Contact Arrangement
4 pole, double throw, one position momentary
Time Delay
0.008 seconds fixed operate and release time
Operating Voltage Rating And Type At Specificationified Temp
12.0 volts dc 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
250.0 milliamperes dc lamp load
Main Contact Load Current Rating At Maximum Rated Voltage
300.0 milliamperes ac resistive load and 3.0 amperes dc resistive load
Main Contact Load Current Rating At Maximum Rated Voltage
1.0 amperes dc inductive load
Main Contact Maximum Voltage Rating In Volts
115.0 ac and 28.0 dc
Test Data Document
81349-mil-r-39016 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
Terminal Type And Quantity
14 wire hook all functions
Specification Data
81349-mil-r-39016/39 government specification
NSN
5945-01-131-5677
Part Number
M5757-12-021
Description
Relay,electromagnetic
CAGE
81349

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 M5757-12-021 NSN 5945-01-131-5677

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:
A
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
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: 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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