Model: 3121

Electromagnetic Relay

Properties:

Thread Class
2b single mounting facility
Overall Length
1.500 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
0.844 inches single mounting facility
Center To Center Distance Between Mounting Facilities Parallel To Width
0.531 inches single mounting facility
Overall Height
1.750 inches
Overall Width
1.310 inches
Environmental Protection
Salt spray resistant and humidity resistant
Frequency In Hertz
60.0
Winding Quantity
1
Coil Quantity
1
Winding Dc Resistance Rating
900.0 ohms single winding
Duty Type
Continuous
Mounting Facility Type And Quantity
2 threaded hole single mounting facility
Pile-up Main Contact Form Arrangement
1d and 2d
Thread Size
0.112 inches single mounting facility
Mounting Facility Pattern
Diagonal single mounting facility
Operating Voltage Rating And Type At Specificationified Temp
115.0 volts ac 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
3.0 amperes ac resistive load
Main Contact Maximum Voltage Rating In Volts
115.0 ac
Thread Series Designator
Unc single mounting facility
NSN
5945-00-259-9909
Part Number
3121
Description
Relay,electromagnetic
CAGE
51915

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 3121 NSN 5945-00-259-9909

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

Freight Classification

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