AT4178JB NKK Switches, AT4178JB Datasheet - Page 2

• Manufacturer Part Number: AT4178JB
• Description: CAP RND CLR/WHT FOR LB LED SER
• Manufacturer: NKK Switches
• Series: LBr
• Type: Cap, Roundr

Specifications of AT4178JB

• Switch Type: Pushbutton
• Shape: Round
• Color: Clear, White
• Illumination: Illuminated
• Mounting Type: Snap Fit
• Size: 19.00mm Dia x 4.50mm H
• Height: 10 mm
• Length: 19 mm
• Mounting Style: SMD/SMT
• Termination Style: Snap On
• For Use With/related Products: LB Series
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: LB Series

in such cases M (metric) and H (inch) are noted in the descriptions. The customer
must select threading by placing an M or H after the basic AT part number. If the
hardware is available only in metric or inch, no code is used in the description;
threading is designated on the drawing.
Many hardware pieces are available in both metric and inch threading, and
Hardware Threading
A Black
B White
C Red
D Amber
E Yellow
Color Codes
www.nkk.com
Accessories & Hardware
F Green
G Blue
H Gray
J
S
Clear
Metallic Silver
Y3
Y