Standard Size Snap-in Pushbuttons Series LB
OPTIONAL ACCESSORIES
Protective Guard
AT4057
Rectangular
Protective Guard
Opens 90°
Closes manually
(10.0)
.394
(14.0)
.551
(21.0)
.827
Cap Height
When
Assembled
(24.15)
.951
(8.0)
.315
(26.0)
1.024
Materials:
Cover: Clear Polycarbonate
Base: Black GFR Polyamide
Protective Guards reduce depth of switch behind panel by .020” (0.5mm).
Spring Loaded Protective Guard
AT4172
Rectangular
Protective Guard
Opens 180°
Closes automatically
(10.5)
.413
(17.9)
.705
(20.5)
.807
(7.1)
.280
Cap Height
When
Assembled
(24.6)
.969
(20.4)
.803
(7.5)
.295
(26.6)
1.047
(24.1)
.949
Materials:
Cover: Clear Polycarbonate
Base: Black GFR Polyamide
Coil Spring: Stainless Steel
(22.4)
.882
Recommended Panel Thickness: .039” ~ .106” (1.0mm ~ 2.7mm)
(16.2)
.638
(39.0) Min*
1.535
AT4172
180°
(10.5)
.413
(20.5)
.807
(26.6)
1.047
(26.6)
1.047 (N)
(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. ]
