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4-40 Hardware

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Part #

Mounting Fixings MOLD-IN INSERT, BLIND, BRASS

IBB-440-10
SI
1: $0.57
5,343In Stock

Mfr. Part No.
IBB-440-10

Mouser Part No
153-IBB-440-10

Mounting Fixings MOLD-IN INSERT, BLIND, BRASS

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Datasheet

5,343In Stock

$0.57

$0.398

$0.319

$0.287

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Min.: 1
Mult.: 1

Standoffs & Spacers RND .250X.750 ALUM

3481
Keystone Electronics
1: $0.513
5,953In Stock

Mfr. Part No.
3481

Mouser Part No
534-3481

Keystone Electronics

Standoffs & Spacers RND .250X.750 ALUM

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Datasheet

5,953In Stock

$0.513

$0.43

$0.412

$0.398

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Min.: 1
Mult.: 1

Mounting Fixings FLOATER,ASSEMBLY,LOCKING,416SS

LA4-440-1MD
PEM
1: $2.41
885In Stock

Mfr. Part No.
LA4-440-1MD

Mouser Part No
153-LA4-440-1MD

PEM

Mounting Fixings FLOATER,ASSEMBLY,LOCKING,416SS

Datasheet

885In Stock

$2.41

$2.23

$1.99

$1.87

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Min.: 1
Mult.: 1

Standoffs & Spacers AL 1.000 M/F THRD

8405
Keystone Electronics
1: $0.912
9,909In Stock

Mfr. Part No.
8405

Mouser Part No
534-8405

Keystone Electronics

Standoffs & Spacers AL 1.000 M/F THRD

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Datasheet

9,909In Stock

$0.912

$0.72

$0.683

$0.611

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Min.: 1
Mult.: 1

Screws & Fasteners 1/2 LNGTH 5/16 DIA 4-40 THRD CAP SCREW

0380-SS
RAF Electronic Hardware
1: $2.87
1,577In Stock

Mfr. Part No.
0380-SS

Mouser Part No
761-0380-SS

RAF Electronic Hardware

Screws & Fasteners 1/2 LNGTH 5/16 DIA 4-40 THRD CAP SCREW

Datasheet

1,577In Stock

$2.87

$2.40

$2.21

$2.13

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Min.: 1
Mult.: 1

Screws & Fasteners 3/8 LNGTH 5/16 DIA 4-40 THRD CAP SCREW

0378-SS
RAF Electronic Hardware
1: $3.13
35In Stock

Mfr. Part No.
0378-SS

Mouser Part No
761-0378-SS

RAF Electronic Hardware

Screws & Fasteners 3/8 LNGTH 5/16 DIA 4-40 THRD CAP SCREW

Datasheet

35In Stock

$3.13

$2.84

$2.54

$2.01

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Min.: 1
Mult.: 1

Standoffs & Spacers AL 4-40 1/8in 1/4in Round FEM Standoff

1678-440-AL
RAF Electronic Hardware
1: $0.842
297In Stock

Mfr. Part No.
1678-440-AL

Mouser Part No
761-1678-440-AL

RAF Electronic Hardware

Standoffs & Spacers AL 4-40 1/8in 1/4in Round FEM Standoff

Datasheet

297In Stock

$0.842

$0.612

$0.488

$0.44

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Min.: 1
Mult.: 1

Standoffs & Spacers RND ML/FML STDOFF AL 3/16" 4-40 .600" L

4000-440-ALMODL=.600
RAF Electronic Hardware
1: $1.14
241In Stock
108Expected 2026/09/04

Mfr. Part No.
4000-440-ALMODL=.600

Mouser Part No
761-4000-440-AL-600

RAF Electronic Hardware

Standoffs & Spacers RND ML/FML STDOFF AL 3/16" 4-40 .600" L

241In Stock

108Expected 2026/09/04

$1.14

$0.861

$0.67

$0.63

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Min.: 1
Mult.: 1

Standoffs & Spacers 1/4 HEX M/F STDOFF 7/32" 4-40 AL CLR

4530A-440-AL-7
RAF Electronic Hardware
1: $1.14
318In Stock

Mfr. Part No.
4530A-440-AL-7

Mouser Part No
761-4530A-440-AL-7

RAF Electronic Hardware

Standoffs & Spacers 1/4 HEX M/F STDOFF 7/32" 4-40 AL CLR

Datasheet

318In Stock

$1.14

$0.852

$0.663

$0.626

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Min.: 1
Mult.: 1

Standoffs & Spacers 1/4 HEX M/F STDOFF 11/32" 4-40 NYL

4531T-440-N
RAF Electronic Hardware
1: $2.40
90In Stock

Mfr. Part No.
4531T-440-N

Mouser Part No
761-4531T-440-N

RAF Electronic Hardware

Standoffs & Spacers 1/4 HEX M/F STDOFF 11/32" 4-40 NYL

Datasheet

90In Stock

$2.40

$2.21

$1.98

$1.86

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Min.: 1
Mult.: 1

Standoffs & Spacers 1/4 HEX M/F STDOFF 11/32" 4-40 SS

4531T-440-SS
RAF Electronic Hardware
1: $2.40
30In Stock
80Expected 2026/08/31

Mfr. Part No.
4531T-440-SS

Mouser Part No
761-4531T-440-SS

RAF Electronic Hardware

Standoffs & Spacers 1/4 HEX M/F STDOFF 11/32" 4-40 SS

Datasheet

30In Stock

80Expected 2026/08/31

$2.40

$1.78

$1.40

$1.30

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Min.: 1
Mult.: 1

Standoffs & Spacers 1/4 HEX M/F STDOFF 1-3/8" 4-40 SS

4548-440-SS
RAF Electronic Hardware
1: $2.65
7In Stock

Mfr. Part No.
4548-440-SS

Mouser Part No
761-4548-440-SS

RAF Electronic Hardware

Standoffs & Spacers 1/4 HEX M/F STDOFF 1-3/8" 4-40 SS

Datasheet

7In Stock

$2.65

$2.45

$2.19

$2.06

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Min.: 1
Mult.: 1

Screws & Fasteners Hex Jack Screw STEEL 4-40 3/16in

4750-1MOD ST ST
RAF Electronic Hardware
1: $2.80
40In Stock

Mfr. Part No.
4750-1MOD ST ST

Mouser Part No
761-4750-1MODSTST

RAF Electronic Hardware

Screws & Fasteners Hex Jack Screw STEEL 4-40 3/16in

Datasheet

40In Stock

$2.80

$2.15

$1.98

$1.84

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Min.: 1
Mult.: 1

Screws & Fasteners Binder Slotted Screw, #4-40 Thread, 1 1/4 in Lg

010440B125
Essentra
1: $0.13
811In Stock

Mfr. Part No.
010440B125

Mouser Part No
144-010440B125

Essentra

Screws & Fasteners Binder Slotted Screw, #4-40 Thread, 1 1/4 in Lg

Datasheet

811In Stock

$0.13

$0.095

$0.085

$0.073

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Min.: 1
Mult.: 1

Screws & Fasteners Binder Slotted Screw, #4-40 Thread, 1 1/2 in Lg

010440B150
Essentra
1: $0.13
2,708In Stock

Mfr. Part No.
010440B150

Mouser Part No
144-010440B150

Essentra

Screws & Fasteners Binder Slotted Screw, #4-40 Thread, 1 1/2 in Lg

Datasheet

2,708In Stock

$0.13

$0.098

$0.088

$0.076

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Min.: 1
Mult.: 1

Screws & Fasteners Round Slotted Screw, #4-40 Thread, 1/8 Lg

010440R012
Essentra
1: $0.11
972In Stock

Mfr. Part No.
010440R012

Mouser Part No
144-010440R012

Essentra

Screws & Fasteners Round Slotted Screw, #4-40 Thread, 1/8 Lg

Datasheet

972In Stock

$0.11

$0.088

$0.079

$0.067

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Min.: 1
Mult.: 1

Screws & Fasteners Set Screw, Socket Head, #4-40 Thread, 5/16 Lg

010440T031
Essentra
1: $0.12
1,830In Stock

Mfr. Part No.
010440T031

Mouser Part No
144-010440T031

Essentra

Screws & Fasteners Set Screw, Socket Head, #4-40 Thread, 5/16 Lg

Datasheet

1,830In Stock

$0.12

$0.086

$0.077

$0.067

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Min.: 1
Mult.: 1

Screws & Fasteners Fillister Phillips Screw, #4-40 Thread, 1 1/8 Lg

010440WF112
Essentra
1: $0.14
870In Stock

Mfr. Part No.
010440WF112

Mouser Part No
144-010440WF112

Essentra

Screws & Fasteners Fillister Phillips Screw, #4-40 Thread, 1 1/8 Lg

Datasheet

870In Stock

$0.14

$0.107

$0.097

$0.083

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Min.: 1
Mult.: 1

Screws & Fasteners Jack Screw .187 Yellow 4-40

7226
Keystone Electronics
1: $0.672
392In Stock

Mfr. Part No.
7226

Mouser Part No
534-7226

Keystone Electronics

Screws & Fasteners Jack Screw .187 Yellow 4-40

Learn More

Datasheet

392In Stock

$0.672

$0.531

$0.485

$0.395

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Min.: 1
Mult.: 1

Screws & Fasteners 9/16 LNGTH 5/16 DIA 4-40 THRD CAP SCREW

0381-SS
RAF Electronic Hardware
1: $3.58
124In Stock

Mfr. Part No.
0381-SS

Mouser Part No
761-0381-SS

RAF Electronic Hardware

Screws & Fasteners 9/16 LNGTH 5/16 DIA 4-40 THRD CAP SCREW

Datasheet

124In Stock

$3.58

$2.14

$1.98

$1.84

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Min.: 1
Mult.: 1

Standoffs & Spacers 5/16 LNGTH 4-40 STD FML HEX STANDOFF

2054-440-N
RAF Electronic Hardware
1: $2.19
290In Stock

Mfr. Part No.
2054-440-N

Mouser Part No
761-2054-440-N

RAF Electronic Hardware

Standoffs & Spacers 5/16 LNGTH 4-40 STD FML HEX STANDOFF

Datasheet

290In Stock

$2.19

$1.55

$1.31

$1.24

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Min.: 1
Mult.: 1

Standoffs & Spacers 3/16 Hex X 1-3/4 Length Hex Standoff

2077-440-AL
RAF Electronic Hardware
1: $3.79
68In Stock

Mfr. Part No.
2077-440-AL

Mouser Part No
761-2077-440-AL

RAF Electronic Hardware

Standoffs & Spacers 3/16 Hex X 1-3/4 Length Hex Standoff

Datasheet

68In Stock

$3.79

$3.12

$2.87

$2.69

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Min.: 1
Mult.: 1

Standoffs & Spacers 1/4 Hex Fem Stdoff 1-3/8" SS 4-40

2118-440-SS
RAF Electronic Hardware
1: $2.88
1In Stock

Mfr. Part No.
2118-440-SS

Mouser Part No
761-2118-440-SS

RAF Electronic Hardware

Standoffs & Spacers 1/4 Hex Fem Stdoff 1-3/8" SS 4-40

Datasheet

1In Stock

$2.88

$2.61

$2.44

$2.36

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Min.: 1
Mult.: 1

Standoffs & Spacers 3/16 RND M/F STDOFF 1" 4-40 SS

4013-440-SS
RAF Electronic Hardware
1: $3.40
110In Stock

Mfr. Part No.
4013-440-SS

Mouser Part No
761-4013-440-SS

RAF Electronic Hardware

Standoffs & Spacers 3/16 RND M/F STDOFF 1" 4-40 SS

Datasheet

110In Stock

$3.40

$2.52

$2.06

$1.85

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Min.: 1
Mult.: 1

Standoffs & Spacers HEX M/F STANDOFF 1/4 HEX X 1/2 L

4534-440-SS-45
RAF Electronic Hardware
1: $5.55
99In Stock

Mfr. Part No.
4534-440-SS-45

Mouser Part No
761-4534-440-SS-45

RAF Electronic Hardware

Standoffs & Spacers HEX M/F STANDOFF 1/4 HEX X 1/2 L

Datasheet

99In Stock

$5.55

$5.14

$4.57

$4.29

View

Min.: 1
Mult.: 1

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