SB221NC NKK Switches, SB221NC Datasheet - Page 3

• Manufacturer Part Number: SB221NC
• Description: SW PUSHBUTTON SPST NC SLD LUG
• Manufacturer: NKK Switches
• Series: SBr
• Type: Standardr

Specifications of SB221NC

• Circuit: SPST-NC
• Switch Function: On-Mom
• Contact Rating @ Voltage: 3A @ 125VAC
• Actuator Type: Plunger for Cap
• Mounting Type: Panel Mount
• Termination Style: Solder Lug
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Illumination Type, Color: -
• Illumination Voltage (nominal): -
• Other names: SB221NC-RO; SB221NC-RO

C
Series SB
C130
Supplied with Chrome
Notes: Standard Hardware: AT504M Knurled Nut, AT508 Lockwasher, AT527M Hex Backup Nut. See Accessories & Hardware section.
* See General Specifications page for approval marking.
*
Plated Brass Cap
Wire harness & cable assemblies offered only in Americas.
SB265
Model
SB265
R
* Approvals
C
Throw &
Schematic:
US
Keyway
(13.2)
.520
Pole &
Throw
SPST
SINGLE POLE WITH SOLDER LUG
SPST
Normal
(10.7) Dia
.421
ON
Pushbutton Position/Connected Terminals
www.nkk.com
(10.0)
.394
.264
(6.7)
M12 P1
.209
(5.3)
1
Keyway
1-4
( ) = Momentary
(14.5)
.571
4
Down
(14.9)
.587
Low/Medium Capacity Pushbuttons
OFF
(2.4) Dia
.094
—
*
4
.039
(1.0) Typ
1
Note: Terminal numbers are
Electrical Capacity (Resistive)
(25.5)
1.004
125V
(5.1)
.201
6A
AC
actually on the switch.
Panel Thickness
.291” (7.4mm)
250V
3A
AC
(3.0) Dia
.118
(12.5) Dia
.492
.354
(9.0)