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

4-40 Hardware

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

Types of Hardware

List Images

Results: 2.927

Applied Filters:

Thread Size = 4-40

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 #

Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40

SMTSO-440-4ET
PEM
1: 0,937 €
28.709In Stock
28.000Expected 8/5/2026

Mfr. Part No.
SMTSO-440-4ET

Mouser Part No
153-SMTSO-440-4ET

PEM

Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40

Learn More

Datasheet

28.709In Stock

28.000Expected 8/5/2026

Cut Tape

0,937 €

0,701 €

0,545 €

0,514 €

Reel

0,503 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40

SMTSO-440-2ET
PEM
1: 0,74 €
42.858In Stock
132.000On Order

Mfr. Part No.
SMTSO-440-2ET

Mouser Part No
153-SMTSO-440-2ET

PEM

Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40

Learn More

Datasheet

42.858In Stock

132.000On Order

Cut Tape

0,74 €

0,549 €

0,427 €

0,403 €

Reel

0,38 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

Mounting Fixings POST MOLD INSERT, BRASS

PPB-440-1
SI
1: 0,327 €
1.674In Stock

Mfr. Part No.
PPB-440-1

Mouser Part No
153-PPB-440-1

Mounting Fixings POST MOLD INSERT, BRASS

Learn More

Datasheet

1.674In Stock

0,327 €

0,226 €

0,181 €

0,171 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES

19132
Vicor
1: 75,04 €
828In Stock

Mfr. Part No.
19132

Mouser Part No
492-19132

Vicor

Standoffs & Spacers STANDOFF 4-40 1 BAG/100 PIECES

Datasheet

828In Stock

75,04 €

Min.: 1
Mult.: 1

Standoffs & Spacers SureWare Precision Board Stacking Standoff

SO-0715-01-01-02-N
Samtec
1: 1,74 €
4.720In Stock

Mfr. Part No.
SO-0715-01-01-02-N

Mouser Part No
200-SO0715010102N

Samtec

Standoffs & Spacers SureWare Precision Board Stacking Standoff

4.720In Stock

1,74 €

1,42 €

1,32 €

1,31 €

Min.: 1
Mult.: 1

Standoffs & Spacers SureWare Precision Board Stacking Standoff

SO-1015-03-01-01
Samtec
1: 2,41 €
3.287In Stock

Mfr. Part No.
SO-1015-03-01-01

Mouser Part No
200-SO1015030101

Samtec

Standoffs & Spacers SureWare Precision Board Stacking Standoff

3.287In Stock

2,41 €

2,11 €

1,95 €

1,87 €

Min.: 1
Mult.: 1

Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F

R44-1001202
Harwin
1: 0,301 €
9.595In Stock

Mfr. Part No.
R44-1001202

Mouser Part No
855-R44-1001202

Harwin

Standoffs & Spacers R44 4-40 UNC x 10mm BRASS 5mm A/F

Learn More

Datasheet

9.595In Stock

0,301 €

0,254 €

0,228 €

0,219 €

View

Min.: 1
Mult.: 1

Screws & Fasteners NUT, FLUSH, STAINLESS

F-440-2
PEM
1: 0,456 €
8.256In Stock

Mfr. Part No.
F-440-2

Mouser Part No
153-F-440-2

PEM

Screws & Fasteners NUT, FLUSH, STAINLESS

Learn More

Datasheet

8.256In Stock

0,456 €

0,323 €

0,258 €

0,243 €

View

Min.: 1
Mult.: 1

Mounting Fixings NUT,BROACHING,STEEL,NO H.T.

KF2-440-ET
PEM
1: 0,249 €
83.547In Stock
110.000On Order

Mfr. Part No.
KF2-440-ET

Mouser Part No
153-KF2-440-ET

PEM

Mounting Fixings NUT,BROACHING,STEEL,NO H.T.

Learn More

Datasheet

83.547In Stock

110.000On Order

0,249 €

0,179 €

0,143 €

0,129 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers Broaching Standoff 4-40 .375 L Stainless Steel

KFSE-440-12
PEM
1: 0,791 €
5.043In Stock
10.000Expected 6/22/2026

Mfr. Part No.
KFSE-440-12

Mouser Part No
153-KFSE-440-12

PEM

Standoffs & Spacers Broaching Standoff 4-40 .375 L Stainless Steel

Learn More

Datasheet

5.043In Stock

10.000Expected 6/22/2026

0,791 €

0,593 €

0,462 €

0,435 €

View

Min.: 1
Mult.: 1

Mounting Fixings PFC2-440-40 W/PHILLIPS DRIVE

PFC2P-440-40
PEM
1: 2,66 €
1.101In Stock

Mfr. Part No.
PFC2P-440-40

Mouser Part No
153-PFC2P-440-40

PEM

Mounting Fixings PFC2-440-40 W/PHILLIPS DRIVE

Datasheet

1.101In Stock

2,66 €

2,46 €

2,19 €

2,06 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers SMT,NON-MAGNETIC #4-40

SMTSOB-440-2ET
PEM
1: 0,80 €
19.358In Stock
13.500Expected 9/7/2026

Mfr. Part No.
SMTSOB-440-2ET

Mouser Part No
153-SMTSOB-440-2ET

PEM

Standoffs & Spacers SMT,NON-MAGNETIC #4-40

Learn More

Datasheet

19.358In Stock

13.500Expected 9/7/2026

Cut Tape

0,80 €

0,599 €

0,467 €

0,44 €

Reel

0,416 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

Screws & Fasteners NUT, FLUSH, STAINLESS

F-440-1
PEM
1: 0,456 €
9.574In Stock

Mfr. Part No.
F-440-1

Mouser Part No
153-F-440-1

PEM

Screws & Fasteners NUT, FLUSH, STAINLESS

Learn More

Datasheet

9.574In Stock

0,456 €

0,324 €

0,26 €

0,234 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers Broach Flare Mount Standoff 4-40 .250 L Brass

KFB3-440-8ET
PEM
1: 0,585 €
11.567In Stock

Mfr. Part No.
KFB3-440-8ET

Mouser Part No
153-KFB3-440-8ET

PEM

Standoffs & Spacers Broach Flare Mount Standoff 4-40 .250 L Brass

Learn More

Datasheet

11.567In Stock

0,585 €

0,421 €

0,336 €

0,303 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers Broaching Standoff 4-40 .125 L Stainless Steel

KFSE-440-4
PEM
1: 0,748 €
5.471In Stock
10.000Expected 6/15/2026

Mfr. Part No.
KFSE-440-4

Mouser Part No
153-KFSE-440-4

PEM

Standoffs & Spacers Broaching Standoff 4-40 .125 L Stainless Steel

Learn More

Datasheet

5.471In Stock

10.000Expected 6/15/2026

0,748 €

0,535 €

0,428 €

0,385 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers #N/A

SMTSO-440-10ET
PEM
1: 1,16 €
8.083In Stock

Mfr. Part No.
SMTSO-440-10ET

Mouser Part No
153-SMTSO-440-10ET

PEM

Standoffs & Spacers #N/A

Learn More

Datasheet

8.083In Stock

Cut Tape

1,16 €

0,869 €

0,671 €

0,632 €

Reel

0,538 €

Min.: 1
Mult.: 1

: 5.000

Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40

SMTSO-440-8ET
PEM
1: 1,03 €
31.928In Stock
26.000Expected 7/6/2026

Mfr. Part No.
SMTSO-440-8ET

Mouser Part No
153-SMTSO-440-8ET

PEM

Standoffs & Spacers SURFACE MOUNT STANDOFF, 4-40

Learn More

Datasheet

31.928In Stock

26.000Expected 7/6/2026

Cut Tape

1,03 €

0,771 €

0,60 €

Reel

0,566 €

0,554 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 650

Standoffs & Spacers Broach Flare Mount Standoff 4-40 .187 L Brass

KFB3-440-6ET
PEM
1: 0,542 €
7.016In Stock

Mfr. Part No.
KFB3-440-6ET

Mouser Part No
153-KFB3-440-6ET

PEM

Standoffs & Spacers Broach Flare Mount Standoff 4-40 .187 L Brass

Learn More

Datasheet

7.016In Stock

0,542 €

0,39 €

0,312 €

0,28 €

View

Min.: 1
Mult.: 1

Mounting Fixings SS LOW PROFILE NUT

SMPS-440
PEM
1: 0,292 €
17.287In Stock
10.000On Order

Mfr. Part No.
SMPS-440

Mouser Part No
153-SMPS-440

PEM

Mounting Fixings SS LOW PROFILE NUT

Datasheet

17.287In Stock

10.000On Order

0,292 €

0,209 €

0,167 €

0,151 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers BRASS SMT STANDOFF 440 L=.125

SMTSOB-440-4ET
PEM
1: 0,972 €
9.524In Stock

Mfr. Part No.
SMTSOB-440-4ET

Mouser Part No
153-SMTSOB-440-4ET

PEM

Standoffs & Spacers BRASS SMT STANDOFF 440 L=.125

Learn More

Datasheet

9.524In Stock

Cut Tape

0,972 €

0,725 €

0,564 €

0,531 €

Reel

0,52 €

View

Min.: 1
Mult.: 1

: 1.000

Standoffs & Spacers STANDOFF, STAINLESS

SOS-440-8
PEM
1: 0,679 €
5.593In Stock

Mfr. Part No.
SOS-440-8

Mouser Part No
153-SOS-440-8

PEM

Standoffs & Spacers STANDOFF, STAINLESS

Learn More

Datasheet

5.593In Stock

0,679 €

0,477 €

0,382 €

0,359 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers SOS-440-.250/KNURL CLINCH

DSOS-440-250
PEM
1: 0,697 €
7.651In Stock

Mfr. Part No.
DSOS-440-250

Mouser Part No
153-DSOS-440-250

PEM

Standoffs & Spacers SOS-440-.250/KNURL CLINCH

Learn More

Datasheet

7.651In Stock

0,697 €

0,492 €

0,394 €

0,372 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers Broaching Standoff 4-40 .125 L Carbon Steel

KFE-440-4ET
PEM
1: 0,456 €
7.793In Stock

Mfr. Part No.
KFE-440-4ET

Mouser Part No
153-KFE-440-4ET

PEM

Standoffs & Spacers Broaching Standoff 4-40 .125 L Carbon Steel

Learn More

Datasheet

7.793In Stock

0,456 €

0,328 €

0,262 €

0,236 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers Broaching Standoff 4-40 .250 L Stainless Steel

KFSE-440-8
PEM
1: 0,688 €
10.577In Stock

Mfr. Part No.
KFSE-440-8

Mouser Part No
153-KFSE-440-8

PEM

Standoffs & Spacers Broaching Standoff 4-40 .250 L Stainless Steel

Learn More

Datasheet

10.577In Stock

0,688 €

0,513 €

0,399 €

0,377 €

View

Min.: 1
Mult.: 1

Standoffs & Spacers STANDOFF, STAINLESS

SOS-440-10
PEM
1: 0,662 €
5.259In Stock

Mfr. Part No.
SOS-440-10

Mouser Part No
153-SOS-440-10

PEM

Standoffs & Spacers STANDOFF, STAINLESS

Learn More

Datasheet

5.259In Stock

0,662 €

0,471 €

0,377 €

0,355 €

View

Min.: 1
Mult.: 1

4-40 Hardware

Types of Hardware

Customer Service Office

Company

Resources

Support