.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: 319

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 Fixings 12MM HEX FACED NUT

AT503M
NKK Switches
1: £0.548
193In Stock

Mfr. Part No.
AT503M

Mouser Part No
633-AT503M

NKK Switches

Switch Fixings 12MM HEX FACED NUT

Datasheet

193In Stock

£0.548

£0.518

£0.483

£0.475

View

Min.: 1
Mult.: 1

Switch Fixings KNURLED FACE NUT

AT504M
NKK Switches
1: £0.54
123In Stock

Mfr. Part No.
AT504M

Mouser Part No
633-AT504M

NKK Switches

Switch Fixings KNURLED FACE NUT

Datasheet

123In Stock

£0.54

£0.504

£0.501

£0.489

View

Min.: 1
Mult.: 1

Switch Fixings 12MM LOCKING RING

AT506M
NKK Switches
1: £0.436
395In Stock

Mfr. Part No.
AT506M

Mouser Part No
633-AT506

NKK Switches

Switch Fixings 12MM LOCKING RING

Datasheet

395In Stock

£0.436

£0.399

£0.382

£0.373

View

Min.: 1
Mult.: 1

Switch Fixings IMPERIAL THREADS

AT507H
NKK Switches
1: £0.33
22In Stock
400Expected 16/02/2026

Mfr. Part No.
AT507H

Mouser Part No
633-AT507H

NKK Switches

Switch Fixings IMPERIAL THREADS

Datasheet

22In Stock

400Expected 16/02/2026

£0.33

£0.292

£0.284

£0.276

View

Min.: 1
Mult.: 1

Switch Fixings METRIC LOCKING RING

AT507M
NKK Switches
1: £0.436
168In Stock

Mfr. Part No.
AT507M

Mouser Part No
633-AT507M

NKK Switches

Switch Fixings METRIC LOCKING RING

Datasheet

168In Stock

£0.436

£0.356

£0.345

£0.344

View

Min.: 1
Mult.: 1

Switch Fixings INT TOOTH LOCKWSHR

AT509
NKK Switches
1: £0.436
801In Stock

Mfr. Part No.
AT509

Mouser Part No
633-AT509

NKK Switches

Switch Fixings INT TOOTH LOCKWSHR

Datasheet

801In Stock

£0.436

£0.40

£0.383

£0.373

View

Min.: 1
Mult.: 1

Switch Fixings CONICAL NUT 6mm DIA

AT512CM
NKK Switches
1: £2.30
59In Stock

Mfr. Part No.
AT512CM

Mouser Part No
633-AT512CM

NKK Switches

Switch Fixings CONICAL NUT 6mm DIA

Datasheet

59In Stock

£2.30

£2.13

£2.07

£2.03

View

Min.: 1
Mult.: 1

Switch Fixings 1/4"X40 CONICAL NUT

AT512H
NKK Switches
1: £1.61
117In Stock
530Expected 16/03/2026

Mfr. Part No.
AT512H

Mouser Part No
633-AT512H

NKK Switches

Switch Fixings 1/4"X40 CONICAL NUT

Datasheet

117In Stock

530Expected 16/03/2026

£1.61

£1.46

£1.41

£1.37

View

Min.: 1
Mult.: 1

Switch Fixings INCH THREAD CONICAL NUT W/ BLACK FINISH

AT512H/3
NKK Switches
1: £2.27
13In Stock

Mfr. Part No.
AT512H/3

Mouser Part No
633-AT512H/3

NKK Switches

Switch Fixings INCH THREAD CONICAL NUT W/ BLACK FINISH

Datasheet

13In Stock

£2.27

£2.19

£2.13

£2.07

View

Min.: 1
Mult.: 1

Switch Fixings NUT CONICAL METRIC

AT512M
NKK Switches
1: £1.19
3In Stock

Mfr. Part No.
AT512M

Mouser Part No
633-AT512M

NKK Switches

Switch Fixings NUT CONICAL METRIC

Datasheet

3In Stock

£1.19

£1.10

£1.07

£1.05

View

Min.: 1
Mult.: 1

Switch Fixings 1/4-40 HEX NUT

AT513H
NKK Switches
1: £0.586
171In Stock

Mfr. Part No.
AT513H

Mouser Part No
633-AT513H

NKK Switches

Switch Fixings 1/4-40 HEX NUT

Datasheet

171In Stock

£0.586

£0.518

£0.507

£0.505

View

Min.: 1
Mult.: 1

Switch Fixings HEX NUT FOR SERIES B EB FR01 M MB20

AT513M
NKK Switches
1: £0.548
148In Stock

Mfr. Part No.
AT513M

Mouser Part No
633-AT513M

NKK Switches

Switch Fixings HEX NUT FOR SERIES B EB FR01 M MB20

Datasheet

148In Stock

£0.548

£0.512

£0.506

£0.488

View

Min.: 1
Mult.: 1

Switch Fixings INCH LOCKING RING FOR D FLAT BUSHING

AT515H
NKK Switches
1: £0.436
100In Stock

Mfr. Part No.
AT515H

Mouser Part No
633-AT515H

NKK Switches

Switch Fixings INCH LOCKING RING FOR D FLAT BUSHING

Datasheet

100In Stock

£0.436

£0.397

£0.382

£0.37

View

Min.: 1
Mult.: 1

Switch Fixings METRIC LOCKING RING FOR D-FLAT BUSHING

AT515M
NKK Switches
1: £0.346
708In Stock

Mfr. Part No.
AT515M

Mouser Part No
633-AT515M

NKK Switches

Switch Fixings METRIC LOCKING RING FOR D-FLAT BUSHING

Datasheet

708In Stock

£0.346

£0.324

£0.311

£0.302

View

Min.: 1
Mult.: 1

Switch Fixings O-RING

AT516
NKK Switches
1: £0.728
161In Stock

Mfr. Part No.
AT516

Mouser Part No
633-AT516

NKK Switches

Switch Fixings O-RING

Datasheet

161In Stock

£0.728

£0.682

£0.66

£0.649

View

Min.: 1
Mult.: 1

Switch Fixings HEX MOUNTING NUT

AT527M
NKK Switches
1: £0.518
262In Stock

Mfr. Part No.
AT527M

Mouser Part No
633-AT527M

NKK Switches

Switch Fixings HEX MOUNTING NUT

Datasheet

262In Stock

£0.518

£0.50

£0.494

£0.475

View

Min.: 1
Mult.: 1

Switch Fixings PANEL MNT FOR SINGLE FOR DBLE POLE A & AB

AT531H
NKK Switches
1: £1.32
5In Stock

Mfr. Part No.
AT531H

Mouser Part No
633-AT531H

NKK Switches

Switch Fixings PANEL MNT FOR SINGLE FOR DBLE POLE A & AB

Datasheet

5In Stock

£1.32

£1.06

£1.01

£0.986

View

Min.: 1
Mult.: 1

Switch Fixings M6X.075MM DRESS NUT

AT532M
NKK Switches
1: £0.849
550In Stock

Mfr. Part No.
AT532M

Mouser Part No
633-AT532M

NKK Switches

Switch Fixings M6X.075MM DRESS NUT

Datasheet

550In Stock

£0.849

£0.811

£0.788

£0.766

View

Min.: 1
Mult.: 1

Switch Fixings DRESS NUT

AT532TH
NKK Switches
1: £1.74
156In Stock

Mfr. Part No.
AT532TH

Mouser Part No
633-AT532TH

NKK Switches

Switch Fixings DRESS NUT

Datasheet

Product Comments

156In Stock

£1.74

£1.58

£1.52

£1.48

View

Min.: 1
Mult.: 1

Switch Fixings DRESS NUT

AT533TH
NKK Switches
1: £0.995
35In Stock

Mfr. Part No.
AT533TH

Mouser Part No
633-AT533TH

NKK Switches

Switch Fixings DRESS NUT

Datasheet

35In Stock

£0.995

£0.925

£0.908

£0.89

View

Min.: 1
Mult.: 1

Switch Fixings SWITCH PROGRAMABL

AT533TM
NKK Switches
1: £1.02
32In Stock

Mfr. Part No.
AT533TM

Mouser Part No
633-AT533TM

NKK Switches

Switch Fixings SWITCH PROGRAMABL

Datasheet

32In Stock

£1.02

£0.943

£0.925

£0.908

View

Min.: 1
Mult.: 1

Switch Fixings RUBBER RING FOR MR PANEL SEAL

AT535
NKK Switches
1: £0.503
8In Stock
100On Order

Mfr. Part No.
AT535

Mouser Part No
633-AT535

NKK Switches

Switch Fixings RUBBER RING FOR MR PANEL SEAL

Datasheet

8In Stock

100On Order

£0.503

£0.473

£0.464

£0.454

View

Min.: 1
Mult.: 1

Switch Fixings HEX NUT

AT536
NKK Switches
1: £0.548
30In Stock

Mfr. Part No.
AT536

Mouser Part No
633-AT536

NKK Switches

Switch Fixings HEX NUT

Datasheet

30In Stock

£0.548

£0.503

£0.484

£0.468

View

Min.: 1
Mult.: 1

Switch Fixings O-RING

AT537
NKK Switches
1: £0.54
117In Stock

Mfr. Part No.
AT537

Mouser Part No
633-AT537

NKK Switches

Switch Fixings O-RING

Datasheet

117In Stock

£0.54

£0.498

£0.478

£0.455

View

Min.: 1
Mult.: 1

Switch Fixings O-RING

AT541
NKK Switches
1: £0.593
16In Stock

Mfr. Part No.
AT541

Mouser Part No
633-AT541

NKK Switches

Switch Fixings O-RING

Datasheet

16In Stock

£0.593

£0.538

£0.521

£0.511

View

Min.: 1
Mult.: 1

AT Series Hardware

Types of Hardware

Customer Service Office

Company

Resources

Support