Model: 637SS

Electromagnetic Relay

Properties:

Thread Class
2a single mounting facility
Overall Length
2.900 inches
Center To Center Distance Between Mounting Facilities Parallel To Width
1.469 inches single mounting facility
Overall Diameter
1.810 inches
Environmental Protection
Hermetic
Winding Quantity
1
Coil Quantity
1
Winding Dc Resistance Rating
230.0 ohms single winding
Duty Type
Continuous
Arc Quenching Method
Inert gas
Mounting Facility Type And Quantity
2 threaded stud single mounting facility
Thread Size
0.138 inches single mounting facility
Mounting Facility Pattern
In-line single mounting facility
Operating Current Rating And Type
150.0 milliamperes dc single winding
Operating Voltage Rating And Type At Specificationified Temp
24.0 volts dc 25 degrees celsius single winding and 28.0 volts dc 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
10.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts
29.0 dc
Thread Series Designator
Unc single mounting facility
NSN
5945-00-258-1380
Part Number
637SS
Description
Relay,electromagnetic
CAGE
58657

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 637SS NSN 5945-00-258-1380

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:
658
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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