.hide-partial { max-height: none; } .show-more { display: none; }

AT Series Hardware

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Hardware

List Images

Results: 322

Applied Filters:

Series = AT

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Switch Hardware SPLASH PROOF BOOT ASSEM SILICON RUBBER

AT401S
NKK Switches
1: $6.25
A tariff of 20% may be applied if shipping to the United States.
2,701In Stock
2,620Expected 11/6/2026

Mfr. Part #
AT401S

Mouser Part #
633-AT401S

NKK Switches

Switch Hardware SPLASH PROOF BOOT ASSEM SILICON RUBBER

Datasheet

2,701In Stock

2,620Expected 11/6/2026

$6.25

$6.10

$5.99

$5.89

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware WATERPROOF BOOT RUBR

AT4043
NKK Switches
1: $6.60
A tariff of 20% may be applied if shipping to the United States.
1,641In Stock

Mfr. Part #
AT4043

Mouser Part #
633-AT4043

NKK Switches

Switch Hardware WATERPROOF BOOT RUBR

Datasheet

1,641In Stock

$6.60

$6.18

$6.03

$5.91

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Knobs & Dials BLK KNOB FOR MR

AT433A
NKK Switches
1: $2.17
1,535In Stock

Mfr. Part #
AT433A

Mouser Part #
633-AT433

NKK Switches

Knobs & Dials BLK KNOB FOR MR

Datasheet

1,535In Stock

$2.17

$1.93

$1.83

$1.75

$1.68

Min.: 1
Mult.: 1

Switch Hardware 1/4"-40 RUBBER BOOT

AT4041H
NKK Switches
1: $5.65
A tariff of 20% may be applied if shipping to the United States.
1,487In Stock

Mfr. Part #
AT4041H

Mouser Part #
633-AT4041H

NKK Switches

Switch Hardware 1/4"-40 RUBBER BOOT

Datasheet

1,487In Stock

$5.65

$5.04

$4.91

$4.73

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware SWITCH ROTARY

AT401G
NKK Switches
1: $2.40
A tariff of 20% may be applied if shipping to the United States.
114In Stock

Mfr. Part #
AT401G

Mouser Part #
633-AT401G

NKK Switches

Switch Hardware SWITCH ROTARY

Datasheet

114In Stock

$2.40

$2.19

$2.11

$2.04

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware CAP XTRCTOR KB UB HB

AT109
NKK Switches
1: $3.84
406In Stock

Mfr. Part #
AT109

Mouser Part #
633-AT109

NKK Switches

Switch Hardware CAP XTRCTOR KB UB HB

Datasheet

406In Stock

$3.84

$3.45

$3.32

$3.22

View

Min.: 1
Mult.: 1

Switch Hardware GRAY ROUND SHROUD

AT455H
NKK Switches
1: $3.42
A tariff of 20% may be applied if shipping to the United States.
28In Stock

Mfr. Part #
AT455H

Mouser Part #
633-AT455H

NKK Switches

Switch Hardware GRAY ROUND SHROUD

Datasheet

28In Stock

$3.42

$3.07

$2.95

$2.59

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware MOUNTING HRDWARE KIT M "TN" OPTION RKRS

HK-1
NKK Switches
1: $2.00
A tariff of 20% may be applied if shipping to the United States.
37In Stock

Mfr. Part #
HK-1

Mouser Part #
633-ATHK1

NKK Switches

Switch Hardware MOUNTING HRDWARE KIT M "TN" OPTION RKRS

Datasheet

37In Stock

$2.00

$1.79

$1.72

$1.68

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware ON-OFF PLATE

AT202
NKK Switches
1: $3.59
A tariff of 20% may be applied if shipping to the United States.
592In Stock
3,200Expected 10/30/2026

Mfr. Part #
AT202

Mouser Part #
633-AT202

NKK Switches

Switch Hardware ON-OFF PLATE

Datasheet

592In Stock

3,200Expected 10/30/2026

$3.59

$2.99

$2.98

$2.86

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware 12MM WATERPROOF BOOT

AT402C
NKK Switches
1: $6.43
A tariff of 20% may be applied if shipping to the United States.
398In Stock

Mfr. Part #
AT402C

Mouser Part #
633-AT402C

NKK Switches

Switch Hardware 12MM WATERPROOF BOOT

Datasheet

398In Stock

$6.43

$5.45

$5.34

$5.18

$4.98

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware GRAY SPLASHPROOF BOOT

AT402H
NKK Switches
1: $5.93
A tariff of 20% may be applied if shipping to the United States.
336In Stock

Mfr. Part #
AT402H

Mouser Part #
633-AT402H

NKK Switches

Switch Hardware GRAY SPLASHPROOF BOOT

Datasheet

336In Stock

$5.93

$5.45

$5.30

$5.19

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware SPLASH BOOT 12mm

AT402S
NKK Switches
1: $5.60
A tariff of 20% may be applied if shipping to the United States.
1,537In Stock

Mfr. Part #
AT402S

Mouser Part #
633-AT402S

NKK Switches

Switch Hardware SPLASH BOOT 12mm

Datasheet

1,537In Stock

$5.60

$5.08

$5.05

$4.98

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Knobs & Dials SMALL KNOB BLK TIP MR SERIES

AT4103A
NKK Switches
1: $4.11
A tariff of 20% may be applied if shipping to the United States.
448In Stock

Mfr. Part #
AT4103A

Mouser Part #
633-AT4103A

NKK Switches

Knobs & Dials SMALL KNOB BLK TIP MR SERIES

Datasheet

448In Stock

$4.11

$3.88

$3.57

$3.39

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Knobs & Dials SNAP-IN KNOB FR SERIES

AT4180
NKK Switches
1: $1.46
A tariff of 20% may be applied if shipping to the United States.
1,617In Stock

Mfr. Part #
AT4180

Mouser Part #
633-AT4180

NKK Switches

Knobs & Dials SNAP-IN KNOB FR SERIES

Datasheet

1,617In Stock

$1.46

$1.40

$1.36

$1.32

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware BOOT 1/4-40 .563 BLK

AT428H
NKK Switches
1: $5.18
A tariff of 20% may be applied if shipping to the United States.
1,735In Stock
2,090Expected 9/18/2026

Mfr. Part #
AT428H

Mouser Part #
633-AT428H

NKK Switches

Switch Hardware BOOT 1/4-40 .563 BLK

Datasheet

1,735In Stock

2,090Expected 9/18/2026

$5.18

$4.25

$4.19

$4.18

$4.06

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware 12MM INT LOCK WASHER

AT508
NKK Switches
1: $0.80
A tariff of 20% may be applied if shipping to the United States.
3,329In Stock

Mfr. Part #
AT508

Mouser Part #
633-AT508

NKK Switches

Switch Hardware 12MM INT LOCK WASHER

Datasheet

3,329In Stock

$0.80

$0.672

$0.651

$0.626

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware 1/4"X40 CONICAL NUT

AT512H
NKK Switches
1: $3.09
A tariff of 20% may be applied if shipping to the United States.
1,167In Stock

Mfr. Part #
AT512H

Mouser Part #
633-AT512H

NKK Switches

Switch Hardware 1/4"X40 CONICAL NUT

Datasheet

1,167In Stock

$3.09

$2.78

$2.67

$2.59

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware SPLASH BOOT HALF BLK

AT401A
NKK Switches
1: $4.81
A tariff of 20% may be applied if shipping to the United States.
707In Stock
715Expected 9/11/2026

Mfr. Part #
AT401A

Mouser Part #
633-AT401

NKK Switches

Switch Hardware SPLASH BOOT HALF BLK

Datasheet

707In Stock

715Expected 9/11/2026

$4.81

$4.41

$4.29

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware S PLUNGER BOOT

AT4042H
NKK Switches
1: $6.24
A tariff of 20% may be applied if shipping to the United States.
330In Stock

Mfr. Part #
AT4042H

Mouser Part #
633-AT4042H

NKK Switches

Switch Hardware S PLUNGER BOOT

Datasheet

330In Stock

$6.24

$5.53

$5.51

$4.93

$4.58

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware SPLASHPROOF BOOT

AT4181
NKK Switches
1: $6.19
A tariff of 20% may be applied if shipping to the United States.
1,019In Stock
505Expected 9/11/2026

Mfr. Part #
AT4181

Mouser Part #
633-AT4181

NKK Switches

Switch Hardware SPLASHPROOF BOOT

Datasheet

1,019In Stock

505Expected 9/11/2026

$6.19

$5.67

$5.52

$5.49

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware DRESS CAP NUT

AT532H
NKK Switches
1: $1.72
1,488In Stock

Mfr. Part #
AT532H

Mouser Part #
633-AT532H

NKK Switches

Switch Hardware DRESS CAP NUT

Datasheet

1,488In Stock

$1.72

$1.41

$1.26

Min.: 1
Mult.: 1

Switch Hardware 12MM DRESS CAP NUT M12-P1 CHROME

AT056
NKK Switches
1: $4.70
112In Stock

Mfr. Part #
AT056

Mouser Part #
633-AT056

NKK Switches

Switch Hardware 12MM DRESS CAP NUT M12-P1 CHROME

Datasheet

112In Stock

$4.70

$4.25

$4.13

$4.07

View

Min.: 1
Mult.: 1

Switch Hardware PANEL FRAME .365"

AT064-1
NKK Switches
1: $1.31
A tariff of 20% may be applied if shipping to the United States.
161In Stock

Mfr. Part #
AT064-1

Mouser Part #
633-AT064-1

NKK Switches

Switch Hardware PANEL FRAME .365"

Datasheet

161In Stock

$1.31

$1.20

$1.16

$1.12

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware PANEL FRAME .365"

AT064-2
NKK Switches
1: $1.33
A tariff of 20% may be applied if shipping to the United States.
534In Stock
250Expected 8/28/2026

Mfr. Part #
AT064-2

Mouser Part #
633-AT064-2

NKK Switches

Switch Hardware PANEL FRAME .365"

Datasheet

534In Stock

250Expected 8/28/2026

$1.33

$1.20

$1.16

$1.12

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

Switch Hardware BRASS SCREW ADAPTOR

AT080
NKK Switches
1: $2.80
A tariff of 20% may be applied if shipping to the United States.
7In Stock

Mfr. Part #
AT080

Mouser Part #
633-AT080

NKK Switches

Switch Hardware BRASS SCREW ADAPTOR

Datasheet

7In Stock

$2.80

$2.43

$2.36

$2.19

View

A tariff of 20% may be applied if shipping to the United States.

Min.: 1
Mult.: 1

AT Series Hardware

Types of Hardware

Customer Service Office

Company

Resources

Support