Model: KNP5A21-120A

Electromagnetic Relay

Properties:

Thread Class
2a single mounting facility
Thread Direction
Right-hand single mounting facility
Thread Length
0.312 inches single mounting facility
Overall Length
1.000 inches
Overall Height
1.762 inches
Overall Width
0.980 inches
Case Material
Plastic
Environmental Protection
Dustproof
Fragility Factor
Moderately rugged
Frequency In Hertz
Between 50.0 and 60.0
Winding Quantity
1
Purpose For Which Designed
General
Coil Quantity
1
Winding Dc Resistance Rating
3.9 kilohms single winding
Duty Type
Continuous
Arc Quenching Method
Air
Mounting Facility Type And Quantity
1 threaded stud single mounting facility
Storage Type
General purpose warehouse
Cubic Measure
1.727 cubic inches
Thready Qty Per Inch (tpi)
48 single mounting facility
Thread Size
0.099 inches single mounting facility
Nonpile-up Main Contact Arrangement
1 pole, double throw, one position momentary
Time Delay
0.006 seconds fixed release time
Time Delay
0.013 seconds fixed operate time
Operating Voltage Rating And Type At Specificationified Temp
120.0 volts ac 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
3.0 amperes ac resistive load and 3.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
240.0 ac and 32.0 dc
Thread Series Designator
Unc single mounting facility
Terminal Type And Quantity
5 tab, solder lug all functions
NSN
5945-01-141-5570
Part Number
KNP5A21-120A
Description
Relay,electromagnetic
CAGE
52401

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 KNP5A21-120A NSN 5945-01-141-5570

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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