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4400 Screws & Fasteners

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Part #

Screws & Fasteners PRA 142-079 BLACK

4400
Heyco
1: $0.556
1,970In Stock

Mfr. Part No.
4400

Mouser Part No
836-4400

Heyco

Screws & Fasteners PRA 142-079 BLACK

Learn More

Datasheet

1,970In Stock

$0.556

$0.478

$0.434

$0.37

View

Min.: 1
Mult.: 1

Rivets

PCB Support, Push Rivet-Arrow

Unthreaded

9.5 mm

Nylon

Screws & Fasteners HEX NUT 3/8-27UNS

4400.0425
Schurter
1: $1.38
1In Stock

Mfr. Part No.
4400.0425

Mouser Part No
693-4400.0425

Schurter

Screws & Fasteners HEX NUT 3/8-27UNS

Datasheet

1In Stock

$1.38

$1.05

$0.73

$0.703

View

Min.: 1
Mult.: 1

Thermal Magnetic Circuit Breakers

Thermal

Hex

Screws & Fasteners NUT, PLAIN, STAINLESS

CLS-440-0
PEM
1: $0.681
254In Stock
10,000Expected 25/3/2026

Mfr. Part No.
CLS-440-0

Mouser Part No
153-CLS-440-0

PEM

Screws & Fasteners NUT, PLAIN, STAINLESS

Learn More

Datasheet

254In Stock

10,000Expected 25/3/2026

$0.681

$0.48

$0.384

$0.361

View

Min.: 1
Mult.: 1

Screws & Fasteners

Self Clinching

4-40

4.2 mm

Stainless Steel

Zinc

Screws & Fasteners NUT, PLAIN, STEEL

S-440-0ZI
PEM
1: $0.25
3,184In Stock
10,000Expected 4/3/2026

Mfr. Part No.
S-440-0ZI

Mouser Part No
153-S-440-0ZI

PEM

Screws & Fasteners NUT, PLAIN, STEEL

Learn More

Datasheet

3,184In Stock

10,000Expected 4/3/2026

$0.25

$0.197

$0.149

$0.125

View

Min.: 1
Mult.: 1

Screws & Fasteners

Self Clinching

4-40

Steel

Zinc

Screws & Fasteners SP NUT;440-0 COLD FORMED

SP-440-0
PEM
1: $1.32
975In Stock

Mfr. Part No.
SP-440-0

Mouser Part No
153-SP-440-0

PEM

Screws & Fasteners SP NUT;440-0 COLD FORMED

Learn More

Datasheet

975In Stock

$1.32

$0.942

$0.755

$0.68

View

Min.: 1
Mult.: 1

Screws & Fasteners

Self Clinching

4-40

Stainless Steel

Screws & Fasteners Slotted Thumb Screw, #4-40 Thread, 7/8 Lg

090440087TEG
Essentra
1: $0.236
780In Stock

Mfr. Part No.
090440087TEG

Mouser Part No
144-090440087TEG

Essentra

Screws & Fasteners Slotted Thumb Screw, #4-40 Thread, 7/8 Lg

Datasheet

780In Stock

$0.236

$0.185

$0.139

$0.118

View

Min.: 1
Mult.: 1

Screws

Thumb Screw

4-40

22.2 mm

Nylon

Slotted Round

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 9/32 Lg

3404400028
Essentra
1: $0.139
970In Stock

Mfr. Part No.
3404400028

Mouser Part No
144-3404400028

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 9/32 Lg

Datasheet

970In Stock

$0.139

$0.103

$0.088

$0.083

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

0.281 in

Nylon

Hex

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1/2 Lg

3404400050
Essentra
1: $0.181
990In Stock

Mfr. Part No.
3404400050

Mouser Part No
144-3404400050

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1/2 Lg

Datasheet

990In Stock

$0.181

$0.132

$0.114

$0.101

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

12.7 mm

Nylon

Hex Socket

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 5/16 Lg

3404400031
Essentra
1: $0.181
465In Stock

Mfr. Part No.
3404400031

Mouser Part No
144-3404400031

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 5/16 Lg

Datasheet

465In Stock

$0.181

$0.133

$0.114

$0.101

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

0.313 in

Nylon

Hex Socket

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 3/32 Lg

3404400009
Essentra
1: $0.181
980In Stock

Mfr. Part No.
3404400009

Mouser Part No
144-3404400009

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 3/32 Lg

Datasheet

980In Stock

$0.181

$0.133

$0.114

$0.101

View

Min.: 1
Mult.: 1

Screws

Machine Screw

4-40

0.094 in

Nylon

Hex

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1/4 Lg

3404400025
Essentra
1: $0.181
397In Stock
2,000Expected 2/3/2026

Mfr. Part No.
3404400025

Mouser Part No
144-3404400025

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1/4 Lg

Datasheet

397In Stock

2,000Expected 2/3/2026

$0.181

$0.133

$0.114

$0.103

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

6.4 mm

Nylon

Hex Socket

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 5/8 Lg

3404400062
Essentra
1: $0.139
477In Stock

Mfr. Part No.
3404400062

Mouser Part No
144-3404400062

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 5/8 Lg

Datasheet

477In Stock

$0.139

$0.103

$0.088

$0.083

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

15.9 mm

Nylon

Hex Socket

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 3/8 Lg

3404400037
Essentra
1: $0.181
1,037In Stock

Mfr. Part No.
3404400037

Mouser Part No
144-3404400037

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 3/8 Lg

Datasheet

1,037In Stock

$0.181

$0.133

$0.114

$0.103

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

9.5 mm

Nylon

Hex Socket

Screws & Fasteners Slotted Thumb Screw, #4-40 Thread, 9/64 Lg

090440014TEG
Essentra
1: $0.236
285In Stock
114On Order

Mfr. Part No.
090440014TEG

Mouser Part No
144-090440014TEG

Essentra

Screws & Fasteners Slotted Thumb Screw, #4-40 Thread, 9/64 Lg

Datasheet

285In Stock

114On Order

$0.236

$0.178

$0.153

$0.14

View

Min.: 1
Mult.: 1

Screws

Thumb Screw

4-40

3.6 mm

Nylon

Slotted Round

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1 1/2 Lg

3404400150
Essentra
1: $0.181
514In Stock

Mfr. Part No.
3404400150

Mouser Part No
144-3404400150

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1 1/2 Lg

Datasheet

514In Stock

$0.181

$0.133

$0.114

$0.103

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

1.5 in

Nylon

Hex

Screws & Fasteners Knurled Thumb Screw, #4-40 Thread, 3/8 Lg

090440037T
Essentra
1: $0.306
429In Stock

Mfr. Part No.
090440037T

Mouser Part No
144-090440037T

Essentra

Screws & Fasteners Knurled Thumb Screw, #4-40 Thread, 3/8 Lg

Datasheet

429In Stock

$0.306

$0.236

$0.204

$0.182

View

Min.: 1
Mult.: 1

Screws

Knurled Screw

4-40

9.5 mm

Nylon

Round

Screws & Fasteners PF11 PANEL FASTENER BLACK

PF11-440-0BL
PEM
1: $3.50
304In Stock

Mfr. Part No.
PF11-440-0BL

Mouser Part No
153-PF11-440-0BL

PEM

Screws & Fasteners PF11 PANEL FASTENER BLACK

Learn More

Datasheet

304In Stock

$3.50

$3.25

$2.91

$2.72

View

Min.: 1
Mult.: 1

Screws & Fasteners

Captive Panel Screw

4-40

Stainless Steel

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1/4 Lg

3404400025B
Essentra
1: $0.222
1,000In Stock

Mfr. Part No.
3404400025B

Mouser Part No
144-3404400025B

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1/4 Lg

1,000In Stock

$0.222

$0.177

$0.133

$0.113

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

6.4 mm

Nylon

Hex Socket

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1 1/2 Lg

3404400150B
Essentra
1: $0.222
1,000In Stock

Mfr. Part No.
3404400150B

Mouser Part No
144-3404400150B

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 1 1/2 Lg

1,000In Stock

$0.222

$0.177

$0.133

$0.113

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

38.1 mm

Nylon

Hex Socket

Screws & Fasteners M4 X .7 HEX NUT DIN BLACK M111

04M040070HNDIN34814B
Essentra
1: $0.306
1,000In Stock
New Product

Mfr. Part No.
04M040070HNDIN34814B

Mouser Part No
144-40070HNDIN34814B

New Product

Essentra

Screws & Fasteners M4 X .7 HEX NUT DIN BLACK M111

Datasheet

1,000In Stock

$0.306

$0.21

$0.168

$0.158

View

Min.: 1
Mult.: 1

Screws & Fasteners Knurled Thumb Screw, #4-40 Thread, 3/16 Lg

090440018T
Essentra
1: $0.292
9In Stock
500Expected 24/3/2026

Mfr. Part No.
090440018T

Mouser Part No
144-090440018T

Essentra

Screws & Fasteners Knurled Thumb Screw, #4-40 Thread, 3/16 Lg

Datasheet

9In Stock

500Expected 24/3/2026

$0.292

$0.229

$0.196

$0.192

View

Min.: 1
Mult.: 1

Screws

Knurled Screw

4-40

4.8 mm

Nylon

Round

Screws & Fasteners SMT PF W/MATHREAD

SMTPFLSM-440-0ET
PEM
1: $3.89
4,800Expected 4/5/2026

Mfr. Part No.
SMTPFLSM-440-0ET

Mouser Part No
153-SMTPFLSM-440-0ET

PEM

Screws & Fasteners SMT PF W/MATHREAD

Learn More

Datasheet

4,800Expected 4/5/2026

Cut Tape

$3.89

$3.60

$3.21

Reel

$3.02

$2.92

View

Min.: 1
Mult.: 1

Reel: 200

Screws & Fasteners

Captive Panel

4-40

Carbon Steel

Tin

Screws & Fasteners S-440-0ZI, RAMP THREAD

S-RT440-0ZI
PEM
1: $0.292
9,997Expected 8/4/2026

Mfr. Part No.
S-RT440-0ZI

Mouser Part No
153-S-RT440-0ZI

PEM

Screws & Fasteners S-440-0ZI, RAMP THREAD

Learn More

Datasheet

9,997Expected 8/4/2026

$0.292

$0.224

$0.168

$0.142

View

Min.: 1
Mult.: 1

Screws & Fasteners

Self Clinching

4-40

Carbon Steel

Zinc

Round, Knurled

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 3/8 Lg

3404400037B
Essentra
1: $0.181
1,000On Order

Mfr. Part No.
3404400037B

Mouser Part No
144-3404400037B

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 3/8 Lg

1,000On Order

$0.181

$0.145

$0.124

$0.114

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

9.5 mm

Nylon

Hex Socket

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 5/16 Lg

3404400031B
Essentra
1: $0.236
1,000On Order

Mfr. Part No.
3404400031B

Mouser Part No
144-3404400031B

Essentra

Screws & Fasteners Hex Socket Cap Screw, #4-40 Thread, 5/16 Lg

1,000On Order

$0.236

$0.178

$0.135

$0.114

View

Min.: 1
Mult.: 1

Screws

Cap Screw

4-40

8 mm

Nylon

Hex Socket

4400 Screws & Fasteners

Customer Service Office

Company

Resources

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0.094 in
2.4 mm
3.2 mm
0.141 in
3.6 mm
4.2 mm
0.188 in
4.8 mm
6.4 mm
0.281 in
7.1 mm
0.313 in
8 mm
9.5 mm
0.438 in
11.1 mm
12.7 mm
0.563 in
14.3 mm
15.9 mm