Model: 121CR51A1A

Electromagnetic Relay

Properties:

Overall Length
3.525 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
2.275 inches single mounting facility
Overall Height
3.000 inches
Overall Width
2.150 inches
Environmental Protection
Dustproof
Unthreaded Mounting Hole Diameter
0.120 inches single mounting facility
Winding Quantity
1
Coil Quantity
1
Winding Dc Resistance Rating
1.5 kilohms single winding
Duty Type
Continuous
Mounting Facility Type And Quantity
2 unthreaded hole single mounting facility
Mounting Facility Pattern
In-line single mounting facility
Nonpile-up Main Contact Arrangement
3 pole, single throw, normally open, momentary action
Operating Current Rating And Type
50.0 milliamperes dc single winding
Time Delay
0.02 seconds fixed operate time
Time Delay
0.03 seconds fixed release time
Operating Voltage Rating And Type At Specificationified Temp
18.0 volts dc 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
800.0 milliamperes ac resistive load and 3.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
115.0 ac and 24.0 dc
Terminal Type And Quantity
8 pin all functions
NSN
5945-00-197-4296
Part Number
121CR51A1A
Description
Relay,electromagnetic
CAGE
03497

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 121CR51A1A NSN 5945-00-197-4296

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:
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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