Standard Size Snap-in Pushbuttons Series LB
OPTIONAL ACCESSORIES
Barriers
(23.5)
.925
AT497
End
AT498
Center
Cutouts for More Than 1 Switch
(19.2)
.756
(4.3) Typ
.169
A
(5.2)
.205
End Position
(16.2)
.638
(15.0)
.591
(20.0)
.787
Center Position
Square
A = .752” (19.1mm) x Number of Switches + .051” (1.3mm)
(1.19)
.047
(1.19)
.047
Material: Polyamide
Rectangular
(19.2)
.756
A = .996” (25.3mm) x Number of Switches + .051” (1.3mm)
Protective Guard
AT499
Square
Protective Guard
(10.0)
.394
(21.0)
.827
Opens 90°
Closes manually
Cap Height
When
Assembled
(14.0) Sq
.551
(17.0)
.669
(17.9) Sq
.705
(20.0)
.787
(8.0)
.315
Materials:
Cover: Clear Polycarbonate
Base: Black GFR Polyamide
Protective Guards reduce depth of switch behind panel by .020” (0.5mm).
Spring Loaded Protective Guard
AT4171
Square
Protective Guard
(10.5)
.413
(17.9)
.705
Opens 180°
Closes automatically
(20.5)
.807
(7.1)
.280
Cap Height
When
Assembled
(18.4)
.724
(14.2)
.559
(20.4)
.803
(7.5)
.295
(17.9)
.705
(16.2) Sq
.638
(39.0) Min*
1.535
AT4171
180°
Materials:
(10.5)
.413
Cover: Clear Polycarbonate
Base: Black GFR Polyamide
Coil Spring: Stainless Steel
(20.5)
.807
(20.4)
.803
(20.4)
.803 (N)
Recommended Panel Thickness:
.039” ~ .106” (1.0mm ~ 2.7mm)
(N) = Number of switches
* Minimum dimension allows opening of cover to 180°
NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com
03-07
NKK [ NIHON KAIHEIKI INDUSTRY CO. LTD. ]
