Model: 28-12-21

Electromagnetic Relay

Properties:

Overall Length
1.406 inches
Overall Height
2.375 inches
Overall Width
1.406 inches
Case Material
Plastic
Environmental Protection
Dustproof
Fragility Factor
Moderately rugged
Contact Material
Silver
End Application
4920-01-131-6965
Winding Quantity
1
Purpose For Which Designed
General
Coil Quantity
1
Winding Dc Resistance Rating
472.0 ohms single winding
Duty Type
Continuous
Arc Quenching Method
Air
Mounting Facility Type And Quantity
1 plug-in terminal single mounting facility
Storage Type
General purpose warehouse
Cubic Measure
4.695 cubic inches
Nonpile-up Main Contact Arrangement
2 pole, double throw, one position momentary
Operating Current Rating And Type
51.0 milliamperes dc single winding
Time Delay
0.01 seconds fixed release time
Time Delay
0.015 seconds fixed operate time
Operating Voltage Rating And Type At Specificationified Temp
24.0 volts dc 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
5.0 amperes ac resistive load
Main Contact Maximum Voltage Rating In Volts
120.0 ac
Energizing Element Power Rating
1.2 watts
Precious Material And Location
Contacts silver
Precious Material
Silver
Terminal Type And Quantity
1 standard tube base all functions
NSN
5945-01-224-3632
Part Number
28-12-21
Description
Relay,electromagnetic
CAGE
98437

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 28-12-21 NSN 5945-01-224-3632

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:
S
ESD:
ESD:
MMAC:
EH
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
1.4 X 1.4 X 2.4
Paclk Weight:
0.4000lbs
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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