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

#4-40 Standoffs & Spacers

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

Results: 204

Applied Filters:

Thread Size = #4-40

Manufacturer

Product

Type

Length

Material

Outside Diameter

Plating

Gender

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 STANDOFF, BLIND, STAINLESS

BSOS-440-14
PEM
1: $1.15
7,555In Stock

Mfr. Part No.
BSOS-440-14

Mouser Part No
153-BSOS-440-14

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

7,555In Stock

$1.15

$0.852

$0.671

$0.57

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.437 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-440-10
PEM
1: $1.21
9,545In Stock

Mfr. Part No.
BSOS-440-10

Mouser Part No
153-BSOS-440-10

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

9,545In Stock

$1.21

$0.856

$0.685

$0.645

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.312 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-440-18
PEM
1: $1.58
761In Stock

Mfr. Part No.
BSOS-440-18

Mouser Part No
153-BSOS-440-18

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

761In Stock

$1.58

$1.19

$0.926

$0.873

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.562 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, STEEL

BSO-440-24ZI
PEM
1: $1.86
241In Stock

Mfr. Part No.
BSO-440-24ZI

Mouser Part No
153-BSO-440-24ZI

PEM

Standoffs & Spacers STANDOFF, BLIND, STEEL

Learn More

Datasheet

241In Stock

$1.86

$1.39

$1.08

$1.02

View

Min.: 1
Mult.: 1

Standoffs

Self Clinching

#4-40

0.75 in

Steel

Zinc

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-440-16
PEM
1: $1.33
1,463In Stock

Mfr. Part No.
BSOS-440-16

Mouser Part No
153-BSOS-440-16

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

1,463In Stock

$1.33

$0.995

$0.774

$0.73

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.5 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-440-22
PEM
1: $1.77
394In Stock

Mfr. Part No.
BSOS-440-22

Mouser Part No
153-BSOS-440-22

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

394In Stock

$1.77

$1.32

$1.03

$0.966

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.687 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, ALUMINIUM

BSOA-440-10
PEM
1: $0.848
416In Stock

Mfr. Part No.
BSOA-440-10

Mouser Part No
153-BSOA-440-10

PEM

Standoffs & Spacers STANDOFF, BLIND, ALUMINIUM

Learn More

Datasheet

416In Stock

$0.848

$0.61

$0.488

$0.439

View

Min.: 1
Mult.: 1

Standoffs

Self Clinching

#4-40

0.312 in

Aluminum

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-6440-14
PEM
1: $1.31
186In Stock

Mfr. Part No.
BSOS-6440-14

Mouser Part No
153-BSOS-6440-14

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

186In Stock

$1.31

$0.977

$0.76

$0.717

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.437 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-440-20
PEM
1: $1.64
1,038In Stock

Mfr. Part No.
BSOS-440-20

Mouser Part No
153-BSOS-440-20

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

1,038In Stock

$1.64

$1.23

$0.954

$0.899

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.625 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-440-24
PEM
1: $1.90
31In Stock

Mfr. Part No.
BSOS-440-24

Mouser Part No
153-BSOS-440-24

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

31In Stock

$1.90

$1.42

$1.12

$0.948

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.75 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-6440-12
PEM
1: $1.26
115In Stock

Mfr. Part No.
BSOS-6440-12

Mouser Part No
153-BSOS-6440-12

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

115In Stock

$1.26

$0.945

$0.735

$0.694

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.375 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF,BLIND, 400 STAINLESS

BSO4-440-10
PEM
1: $1.21
997In Stock

Mfr. Part No.
BSO4-440-10

Mouser Part No
153-BSO4-440-10

PEM

Standoffs & Spacers STANDOFF,BLIND, 400 STAINLESS

Learn More

Datasheet

997In Stock

$1.21

$0.904

$0.703

$0.663

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.312 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-6440-10
PEM
1: $1.20
1,176In Stock

Mfr. Part No.
BSOS-6440-10

Mouser Part No
153-BSOS-6440-10

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

1,176In Stock

$1.20

$0.894

$0.695

$0.655

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.312 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-440-28
PEM
1: $2.31
1,766In Stock

Mfr. Part No.
BSOS-440-28

Mouser Part No
153-BSOS-440-28

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

1,766In Stock

$2.31

$1.72

$1.35

$1.27

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.875 in

Stainless Steel

Passivated

Standoffs & Spacers Round Standoff, #4-40 Thread, 1.000 Spacer

15TSP005B
Essentra
1: $1.10
1,036In Stock

Mfr. Part No.
15TSP005B

Mouser Part No
144-15TSP005B

Essentra

Standoffs & Spacers Round Standoff, #4-40 Thread, 1.000 Spacer

1,036In Stock

$1.10

$0.774

$0.703

$0.644

View

Min.: 1
Mult.: 1

Standoffs

Round

#4-40

25.4 mm

Nylon

Standoffs & Spacers CB MALE/FEMALE THRDED STANDOFF:NYL NATURAL

CBMFTS120A
Essentra
1: $1.49
483In Stock

Mfr. Part No.
CBMFTS120A

Mouser Part No
144-CBMFTS120A

Essentra

Standoffs & Spacers CB MALE/FEMALE THRDED STANDOFF:NYL NATURAL

Learn More

Datasheet

483In Stock

$1.49

$1.11

$0.862

$0.813

View

Min.: 1
Mult.: 1

Standoffs

Hex

#4-40

6.3 mm

Nylon

6.3 mm

Male / Female

Standoffs & Spacers Hex Threaded Standoff, #4-40 Thread, .500 Spacer

14HTSP003B
Essentra
1: $0.987
950In Stock

Mfr. Part No.
14HTSP003B

Mouser Part No
144-14HTSP003B

Essentra

Standoffs & Spacers Hex Threaded Standoff, #4-40 Thread, .500 Spacer

950In Stock

$0.987

$0.698

$0.559

$0.503

View

Min.: 1
Mult.: 1

Standoffs

Hex

#4-40

12.7 mm

Nylon

Female / Female

Standoffs & Spacers STANDOFF, BLIND, STEEL

BSO-440-10ZI
PEM
1: $1.35
8,975In Stock

Mfr. Part No.
BSO-440-10ZI

Mouser Part No
153-BSO-440-10ZI

PEM

Standoffs & Spacers STANDOFF, BLIND, STEEL

Learn More

Datasheet

8,975In Stock

$1.35

$0.96

$0.769

$0.692

View

Min.: 1
Mult.: 1

Standoffs

Self Clinching

#4-40

0.312 in

Steel

Zinc

Standoffs & Spacers Hex Threaded Standoff, 4-40 Thread, .375 Spacer

14HTSP002
Essentra
1: $0.626
28,235In Stock
13,000Expected 29/6/2026

Mfr. Part No.
14HTSP002

Mouser Part No
144-14HTSP002

Essentra

Standoffs & Spacers Hex Threaded Standoff, 4-40 Thread, .375 Spacer

Learn More

Datasheet

28,235In Stock

13,000Expected 29/6/2026

$0.626

$0.495

$0.43

$0.406

View

Min.: 1
Mult.: 1

Standoffs

Hex

#4-40

9.5 mm

Nylon

6.35 mm

Female

Standoffs & Spacers Hex Threaded Standoff, #4-40 Thread, .500 Spacer

14HTSP003
Essentra
1: $0.89
7,591In Stock

Mfr. Part No.
14HTSP003

Mouser Part No
144-14HTSP003

Essentra

Standoffs & Spacers Hex Threaded Standoff, #4-40 Thread, .500 Spacer

Learn More

Datasheet

7,591In Stock

$0.89

$0.632

$0.506

$0.456

View

Min.: 1
Mult.: 1

Standoffs

Hex

#4-40

0.5 in

Nylon

0.25 in

Female

Standoffs & Spacers STANDOFF, BLIND, STEEL

BSO-440-12ZI
PEM
1: $1.10
36In Stock

Mfr. Part No.
BSO-440-12ZI

Mouser Part No
153-BSO-440-12ZI

PEM

Standoffs & Spacers STANDOFF, BLIND, STEEL

Learn More

Datasheet

36In Stock

$1.10

$0.823

$0.641

$0.603

View

Min.: 1
Mult.: 1

Standoffs

Self Clinching

#4-40

0.375 in

Steel

Zinc

Standoffs & Spacers STANDOFF, BLIND, STEEL

BSO-440-14ZI
PEM
1: $1.14
344In Stock

Mfr. Part No.
BSO-440-14ZI

Mouser Part No
153-BSO-440-14ZI

PEM

Standoffs & Spacers STANDOFF, BLIND, STEEL

Learn More

Datasheet

344In Stock

$1.14

$0.851

$0.663

$0.624

View

Min.: 1
Mult.: 1

Standoffs

Self Clinching

#4-40

0.437 in

Steel

Zinc

Standoffs & Spacers STANDOFF,BLIND, 416 STAINLESS

BSO4-6440-12
PEM
1: $1.60
979In Stock

Mfr. Part No.
BSO4-6440-12

Mouser Part No
153-BSO4-6440-12

PEM

Standoffs & Spacers STANDOFF,BLIND, 416 STAINLESS

Learn More

Datasheet

979In Stock

$1.60

$1.19

$0.929

$0.876

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.375 in

Stainless Steel

Passivated

Standoffs & Spacers STANDOFF, BLIND, ALUMINIUM

BSOA-440-16
PEM
1: $1.14
4,594In Stock

Mfr. Part No.
BSOA-440-16

Mouser Part No
153-BSOA-440-16

PEM

Standoffs & Spacers STANDOFF, BLIND, ALUMINIUM

Learn More

Datasheet

4,594In Stock

$1.14

$0.815

$0.652

$0.587

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.5 in

Aluminum

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

BSOS-6440-20
PEM
1: $1.95
297In Stock

Mfr. Part No.
BSOS-6440-20

Mouser Part No
153-BSOS-6440-20

PEM

Standoffs & Spacers STANDOFF, BLIND, STAINLESS

Learn More

Datasheet

297In Stock

$1.95

$1.46

$1.14

$1.07

View

Min.: 1
Mult.: 1

Standoffs

Self Retaining

#4-40

0.625 in

Stainless Steel

Passivated

#4-40 Standoffs & Spacers

Customer Service Office

Company

Resources

Support

4 mm
4.8 mm
5.9 mm
6.3 mm
0.25 in
6.4 mm
6.7 mm
6.8 mm
0.312 in
7.9 mm
0.313 in
8 mm
0.375 in
9.5 mm
11 mm
0.437 in
0.438 in
11.1 mm
11.11 mm
11.8 mm