Model: BK997

Electromagnetic Relay

Special Features:

Mercury contacts hermetically sealed in; armored glass tube

Properties:

Overall Length
5.750 inches
Overall Height
3.938 inches
Overall Width
2.625 inches
Unthreaded Mounting Hole Diameter
0.164 inches single mounting facility
Frequency In Hertz
60.0
Winding Quantity
1
Coil Quantity
1
Winding Dc Resistance Rating
375.0 ohms single winding
Duty Type
Continuous
Arc Quenching Method
Inert gas
Mounting Facility Type And Quantity
3 unthreaded hole single mounting facility
Mounting Facility Pattern
Triangle single mounting facility
Nonpile-up Main Contact Arrangement
1 pole, single throw, normally open, momentary action
Operating Current Rating And Type
70.0 milliamperes ac single winding
Time Delay
1.50 seconds adjustable operate time and 2.00 seconds adjustable operate time
Center To Center Distance Between Mounting Facilities Parallel To The Altitude Of An Isosceles Triangle
4.500 inches single mounting facility
Operating Voltage Rating And Type At Specificationified Temp
110.0 volts ac 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
1.5 amperes ac resistive load and 150.0 milliamperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
220.0 ac and 220.0 dc
Terminal Type And Quantity
4 pin all functions
NSN
5945-00-235-7538
Part Number
BK997
Description
Relay,electromagnetic
CAGE
12617

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 BK997 NSN 5945-00-235-7538

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:
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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