Model: B556-287

Electromagnetic Relay

Properties:

Thread Class
2b single mounting facility
Overall Length
1.570 inches
Center To Center Distance Between Mounting Facilities Parallel To Length
0.437 inches single mounting facility
Center To Center Distance Between Mounting Facilities Parallel To Width
0.375 inches single mounting facility
Overall Height
0.810 inches
Overall Width
1.000 inches
Winding Quantity
1
Coil Quantity
1
Winding Dc Resistance Rating
175.0 ohms single winding
Duty Type
Continuous
Mounting Facility Type And Quantity
2 threaded hole single mounting facility
Pile-up Main Contact Form Arrangement
1a
Thread Size
0.125 inches single mounting facility
Mounting Facility Pattern
Diagonal single mounting facility
Operating Voltage Rating And Type At Specificationified Temp
18.0 volts dc 25 degrees celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage
3.0 amperes ac resistive load
Thread Series Designator
Unc single mounting facility
Terminal Type And Quantity
4 pin all functions
NSN
5945-00-549-9088
Part Number
B556-287
Description
Relay,electromagnetic
CAGE
72314

Part B556-287 NSN 5945-00-549-9088

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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