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4-40 Hardware

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Screws & Fasteners 1/2 LNGTH 5/16 DIA 4-40 THRD CAP SCREW 0380-SS RAF Electronic Hardware 1: $2.29 1,477In 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	1,477In Stock	$2.29 $1.91 $1.78 $1.52 View $1.36 $1.32	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 View $1.81 $1.74 $1.68 $1.62 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3/8 LNGTH 4-40 ML/FML HEX STANDOFF 4532-440-N RAF Electronic Hardware 1: $0.48 30,811In Stock	Mfr. Part No. 4532-440-N Mouser Part No 761-4532-440-N	RAF Electronic Hardware	Standoffs & Spacers 3/8 LNGTH 4-40 ML/FML HEX STANDOFF	Datasheet	30,811In Stock	$0.48 $0.383 $0.333 $0.278 $0.276	Min.: 1 Mult.: 1
Screws & Fasteners Round Slotted Screw, #4-40 Thread, 5/16 Lg 010440R031 Essentra 1: $0.14 700In Stock	Mfr. Part No. 010440R031 Mouser Part No 144-010440R031	Essentra	Screws & Fasteners Round Slotted Screw, #4-40 Thread, 5/16 Lg	Datasheet	700In Stock	$0.14 $0.106 $0.095 $0.082 View $0.075 $0.07 $0.058 $0.055	Min.: 1 Mult.: 1
Standoffs & Spacers PC 104 MOUNTING KIT NYLON PC104-NY Keystone Electronics 1: $5.03 33In Stock	Mfr. Part No. PC104-NY Mouser Part No 534-PC104-NY	Keystone Electronics	Standoffs & Spacers PC 104 MOUNTING KIT NYLON	Datasheet	33In Stock	$5.03 $4.13 $3.88 $3.53 View $3.00 $2.56 $2.38	Min.: 1 Mult.: 1
Standoffs & Spacers SS 4-40 1/2in 3/16in Round FEM Standoff 1637-440-SS RAF Electronic Hardware 1: $2.22 27In Stock	Mfr. Part No. 1637-440-SS Mouser Part No 761-1637-440-SS	RAF Electronic Hardware	Standoffs & Spacers SS 4-40 1/2in 3/16in Round FEM Standoff	Datasheet	27In Stock	$2.22 $1.65 $1.28 $1.20 View $1.13 $1.10 $1.08 $1.07 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 RD FM S/O 5/8 4-40 NYLON 1639-440-N RAF Electronic Hardware 1: $1.40 31In Stock	Mfr. Part No. 1639-440-N Mouser Part No 761-1639-440-N	RAF Electronic Hardware	Standoffs & Spacers 3/16 RD FM S/O 5/8 4-40 NYLON	Datasheet	31In Stock	$1.40 $1.05 $0.817 $0.77 View $0.723 $0.696 $0.677 $0.662 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/8 LNGTH 4-40 STD FML HEX STANDOFF 2051-440-SS RAF Electronic Hardware 1: $1.13 434In Stock	Mfr. Part No. 2051-440-SS Mouser Part No 761-2051-440-SS	RAF Electronic Hardware	Standoffs & Spacers 1/8 LNGTH 4-40 STD FML HEX STANDOFF	Datasheet	434In Stock	$1.13 $0.56 $0.481 $0.452 View $0.445 $0.44 $0.437	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 Hex Fem Stdoff 13/32" Alum 4-40 2055T-440-AL-7 RAF Electronic Hardware 1: $0.46 987In Stock	Mfr. Part No. 2055T-440-AL-7 Mouser Part No 761-2055T-440-AL-7	RAF Electronic Hardware	Standoffs & Spacers 3/16 Hex Fem Stdoff 13/32" Alum 4-40	Datasheet	987In Stock	$0.46 $0.369 $0.32 $0.303 View $0.288 $0.285 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/4 Hex X 13/16 Length Hex Male-Female Standoff 4539-440-AL RAF Electronic Hardware 1: $0.90 150In Stock	Mfr. Part No. 4539-440-AL Mouser Part No 761-4539-440-AL	RAF Electronic Hardware	Standoffs & Spacers 1/4 Hex X 13/16 Length Hex Male-Female Standoff	Datasheet	150In Stock	$0.90 $0.67 $0.532 $0.492 View $0.462 $0.451 $0.447 $0.444 $0.442	Min.: 1 Mult.: 1
Screws & Fasteners Binder Slotted Screw, #4-40 Thread, 1 1/4 in Lg 010440B125 Essentra 1: $0.13 724In 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	724In Stock	$0.13 $0.095 $0.085 $0.073 View $0.067 $0.063 $0.053 $0.049	Min.: 1 Mult.: 1
Screws & Fasteners Binder Slotted Screw, #4-40 Thread, 1 1/2 in Lg 010440B150 Essentra 1: $0.13 2,683In 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	2,683In Stock	$0.13 $0.098 $0.088 $0.076 View $0.07 $0.066 $0.061 $0.058 $0.051	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 $0.068 View $0.062 $0.058 $0.05 $0.049 $0.048	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 View $0.061 $0.057 $0.053 $0.048 $0.044	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 $0.096 $0.083 View $0.076 $0.071 $0.059 $0.055	Min.: 1 Mult.: 1
Screws & Fasteners Jack Screw .187 Yellow 4-40 7226 Keystone Electronics 1: $0.58 392In Stock	Mfr. Part No. 7226 Mouser Part No 534-7226	Keystone Electronics	Screws & Fasteners Jack Screw .187 Yellow 4-40 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	392In Stock	$0.58 $0.466 $0.425 $0.347 View $0.306 $0.244 $0.22 $0.205	Min.: 1 Mult.: 1
Standoffs & Spacers 5/16 LNGTH 4-40 STD FML HEX STANDOFF 2054-440-N RAF Electronic Hardware 1: $1.57 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	$1.57 $1.17 $0.934 $0.88 View $0.842 $0.823 $0.814 $0.808 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 Hex X 1-3/4 Length Hex Standoff 2077-440-AL RAF Electronic Hardware 1: $3.02 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	$3.02 $2.48 $2.13 $2.00 View $1.92 $1.86 $1.83 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/4 Hex Fem Stdoff 1-3/8" SS 4-40 2118-440-SS RAF Electronic Hardware 1: $2.51 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	$2.51 $2.49 $2.36 $2.27 View $2.22 $2.21 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 RND M/F STDOFF 1" 4-40 SS 4013-440-SS RAF Electronic Hardware 1: $2.70 40In 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	40In Stock	$2.70 $2.01 $1.68 $1.47 View $1.38 $1.33 $1.29 Quote	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: $4.42 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	$4.42 $4.09 $3.64 $3.42 View $3.31 $3.20 $3.18 Quote	Min.: 1 Mult.: 1
Screws & Fasteners Binder Combination Screw, #4-40 Thread, 9/32 Lg 010440CD028 Essentra 1: $0.12 2,313In Stock	Mfr. Part No. 010440CD028 Mouser Part No 144-010440CD028	Essentra	Screws & Fasteners Binder Combination Screw, #4-40 Thread, 9/32 Lg Learn More about Essentra 01cd combo binder head screws	Datasheet	2,313In Stock	$0.12 $0.089 $0.08 $0.069 View $0.063 $0.059 $0.054 $0.051 $0.04	Min.: 1 Mult.: 1
Screws & Fasteners Set Screw, Socket Head, #4-40 Thread, 1 1/4 Lg 010440T125 Essentra 1: $0.13 8,831In Stock	Mfr. Part No. 010440T125 Mouser Part No 144-010440T125	Essentra	Screws & Fasteners Set Screw, Socket Head, #4-40 Thread, 1 1/4 Lg	Datasheet	8,831In Stock	$0.13 $0.095 $0.085 $0.073 View $0.067 $0.063 $0.058 $0.056	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 Hex Fem Stdoff 11/32" SS 4-40 2054T-440-SS RAF Electronic Hardware 1: $1.09 232In Stock	Mfr. Part No. 2054T-440-SS Mouser Part No 761-2054T-440-SS	RAF Electronic Hardware	Standoffs & Spacers 3/16 Hex Fem Stdoff 11/32" SS 4-40	Datasheet	232In Stock	$1.09 $0.817 $0.636 $0.599 View $0.563 $0.542 $0.527 $0.515 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/8 LNGTH 4-40 STD FML HEX STANDOFF 2098-440-SS RAF Electronic Hardware 1: $0.96 11In Stock 97Expected 13/10/2026	Mfr. Part No. 2098-440-SS Mouser Part No 761-2098-440-SS	RAF Electronic Hardware	Standoffs & Spacers 1/8 LNGTH 4-40 STD FML HEX STANDOFF	Datasheet	11In Stock 97Expected 13/10/2026	$0.96 $0.72 $0.584 $0.528 View $0.496 $0.478 $0.464 $0.462 $0.448	Min.: 1 Mult.: 1

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