NKK Switches • email: sales@nkkswitches.com • Phone (480) 991-0942 • Fax (480) 998-1435 • www.nkkswitches.com

08-08

Short Body Pushbuttons

Series YB

(45.0) Min*

1.772

(16.0) Dia

.630

(24.0) Min

.945

* Minimum dimension allows opening of cover to 180ϒ

AT4175

(23.4)

.921

(23.9)

.941

(12.5)

.492

(29.2)

1.150

(5.2)

.205

(23.2)

.913

(5.9)

.232

(16.2)

.638

180ϒ

OPTIONAL ACCESSORIES

Dust/Splash Cover

Protective Guard

AT4072 Protective Guard

Opens 90°

Closes manually

Materials:

Lid: Polycarbonate

Base: Glass Fiber

Reinforced Polycarbonate

Spring Loaded Protective Guard

AT4175 Spring Loaded

Protective Guard

Opens 180°

Closes automatically

Materials:

Lid: Polycarbonate

Base: Glass Fiber Reinforced Polyamide

Coil Spring: Stainless Steel

Dust Covers and Protective Guards reduce depth of switch behind panel by .047” (1.2mm).

Panel Thickness Range with Dust Cover or Protective Guards:

Bushing Mounting

.020” ~ .150” (0.5mm ~ 3.8mm)

Snap-in Mounting

.020” ~ .091” (0.5mm ~ 2.3mm)

Panel Seal

.020” ~ .118” (0.5mm ~ 3.0mm)

AT4115 Dust Cover

for Snap-in

or Bushing Mount

AT4115 Splash Cover

and AT541 O-ring

for Bushing Mount

Materials:

Lid: Polyvinyl Chloride

Base: Polyamide

O-ring: Nitrile butadiene rubber

(20.0) Dia

.787

(16.0) Dia

.630

(0.5)

.020

(12.5)

.492

(16.0) Dia

.630

(1.2)

.047

(11.4)

.449

Assembled

Bezel Height

(23.9)

.941

(23.4)

.921

(12.0)

.472

(16.0) Dia

.630

(1.2)

.047

(6.6)

.260

(11.2)

.441

(1.2)

.047

Assembled

Cap Height

(23.9)

.941

(22.9)

.902

AT541

AT541

AT4115

AT089

Note: AT089 o-ring supplied

with panel seal model.

Dust Cover

Splash Cover

AT4115

AT4115

Snap-in Mount

Panel Seal