AT499 NKK Switches, AT499 Datasheet - Page 9

• Manufacturer Part Number: AT499
• Description: PROTECTIVE GUARD FOR LB SER SQ
• Manufacturer: NKK Switches
• Type: Protective Guardr
• Series: ATr

Specifications of AT499

• Accessory Type: Protective Guard
• Height: 8 mm
• Length: 21 mm
• Mounting Style: SMD/SMT
• Termination Style: Snap On
• Width: 20 mm
• Brand/series: LB Series
• Shape: Square
• Switch Type: Push Button Switch
• Operating Temp Range: -25C to 70C
• For Use With/related Products: LB Series - Square
• For Use With: 360-2055 - SWITCH PB ILLUM DPDT ALT GRN SLD360-2054 - SWITCH PB ILLUM DPDT ALT AMB SLD360-2053 - SWITCH PB ILLUM DPDT ALT RED SLD360-2046 - SWITCH PB ILLUM DPDT MOM GRN SLD360-2045 - SWITCH PB ILLUM DPDT MOM AMB SLD360-2044 - SWITCH PB ILLUM DPDT MOM RED SLD360-2037 - SWITCH PB ILLUM SPDT ALT GRN SLD360-2036 - SWITCH PB ILLUM SPDT ALT AMB SLD360-2035 - SWITCH PB ILLUM SPDT ALT RED SLD360-2028 - SWITCH PB ILLUM SPDT MOM GRN SLD360-2027 - SWITCH PB ILLUM SPDT MOM AMB SLD360-2026 - SWITCH PB ILLUM SPDT MOM RED SLD
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 360-1005

Standard Size Snap-in Pushbuttons
Material: Polyamide
AT499
Square
Protective Guard
Opens 90°
Closes manually
AT4171
Square
Protective Guard
Opens 180°
Closes automatically
AT497
(20.0)
.787
Material: Polyamide
(N) = Number of switches
End
(20.5)
.807
AT4171
(16.2) Sq
.638
End Position
(10.5)
.413
(20.4)
.803
Center
AT498
* Minimum dimension allows opening of cover to 180
Center Position
(20.4)
.803 (N)
Protective Guards reduce depth of switch behind panel by .020” (0.5mm).
(4.3) Typ
.169
(15.0)
(5.2)
.205
.591
(1.19)
.047
(39.0) Min*
1.535
(23.5)
OPTIONAL ACCESSORIES
.925
Spring Loaded Protective Guard
(19.2)
.756
.047
(1.19)
°
Protective Guard
(21.0)
.827
(20.5)
.807
(19.2)
.756
(10.0)
.394
Barriers
(10.5)
.413
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Materials:
Cover: Clear Polycarbonate
Base: Black GFR Polyamide
Coil Spring: Stainless Steel
Recommended Panel Thickness:
.039” ~ .106” (1.0mm ~ 2.7mm)
(17.0)
.669
(18.4)
.724
A = .996” (25.3mm) x Number of Switches + .051” (1.3mm)
A = .752” (19.1mm) x Number of Switches + .051” (1.3mm)
(20.0)
.787
(20.4)
.803
Cutouts for More Than 1 Switch
Cap Height
When
Assembled
Cap Height
When
Assembled
Rectangular
.295
(7.5)
(8.0)
.315
A
Square
Series LB
(16.2)
.638
(14.2)
.559
180°
(14.0) Sq
.551
(17.9)
.705
(17.9) Sq
.705
.280
(7.1)
D55
(17.9)
.705
D