Model: 8478A04H01

Electromagnetic Relay

Properties:

Thread Class
2a single mounting facility
Thread Direction
Right-hand single mounting facility
Thread Length
0.360 inches single mounting facility and 0.400 inches single mounting facility
Overall Length
Between 3.210 inches and 3.250 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
1.928 inches single mounting facility and 1.948 inches single mounting facility
Center To Center Distance Between Mounting Facilities Parallel To Width
1.615 inches single mounting facility and 1.635 inches single mounting facility
Overall Height
Between 2.120 inches and 2.160 inches
Overall Width
Between 2.250 inches and 2.290 inches
Fragility Factor
Moderately rugged
Winding Quantity
1
Purpose For Which Designed
General
Coil Quantity
1
Duty Type
Continuous
Mounting Facility Type And Quantity
4 threaded stud single mounting facility
Storage Type
General purpose warehouse
Thready Qty Per Inch (tpi)
32 single mounting facility
Thread Size
0.138 inches single mounting facility
Mounting Facility Pattern
Rectangular single mounting facility
Nonpile-up Main Contact Arrangement
2 pole, double throw, one position momentary
Time Delay
0.50 seconds fixed operate time
Time Delay
15.00 seconds fixed release time and 20.00 seconds fixed release time
Operating Voltage Rating And Type At Specificationified Temp
28.0 volts dc 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
1.0 amperes dc inductive load
Main Contact Load Current Rating At Maximum Rated Voltage
2.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
28.0 dc
Thread Series Designator
Unc single mounting facility
Terminal Type And Quantity
14 wire hook all functions
NSN
5945-01-179-0271
Part Number
8478A04H01
Description
Relay,electromagnetic
CAGE
31442

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 8478A04H01 NSN 5945-01-179-0271

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:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.9000lbs
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: 8536410020
  • SITC: 77254
  • End Use: Electric apparatus
  • NAICS: 335314
  • USDA: 1

Freight Class: Relays, electromechanical, with contacts rated less than 10 a, for a voltage not exceeding 60 v

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