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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.
Standoffs & Spacers .250 HEX 3/4L 4-40 4804 Keystone Electronics 1: $0.48 5,081In Stock	Mfr. Part No. 4804 Mouser Part No 534-4804	Keystone Electronics	Standoffs & Spacers .250 HEX 3/4L 4-40 Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	5,081In Stock	$0.48 $0.377 $0.354 $0.318 View $0.295 $0.271 $0.255	Min.: 1 Mult.: 1
Standoffs & Spacers AL 1.500 M/F THRD 8409 Keystone Electronics 1: $1.40 1,439In Stock	Mfr. Part No. 8409 Mouser Part No 534-8409	Keystone Electronics	Standoffs & Spacers AL 1.500 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	1,439In Stock	$1.40 $1.22 $0.676 $0.591	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 Hex Fem Stdoff 19/32" SS 4-40 2058T-440-SS RAF Electronic Hardware 1: $1.78 1,120In Stock	Mfr. Part No. 2058T-440-SS Mouser Part No 761-2058T-440-SS	RAF Electronic Hardware	Standoffs & Spacers 3/16 Hex Fem Stdoff 19/32" SS 4-40	Datasheet	1,120In Stock	$1.78 $1.32 $1.03 $0.975 View $0.916 $0.882 $0.857 $0.838 Quote	Min.: 1 Mult.: 1
Screws & Fasteners 1" LNGTH 11/64 DIA 4-40 THRD CAP SCREW 0829-SS RAF Electronic Hardware 1: $1.85 795In Stock	Mfr. Part No. 0829-SS Mouser Part No 761-0829-SS	RAF Electronic Hardware	Screws & Fasteners 1" LNGTH 11/64 DIA 4-40 THRD CAP SCREW	Datasheet	795In Stock	$1.85 $1.73 $1.50 $1.41 View $1.33 $1.26 $1.24 $1.23	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 .125L STANDOFF 2260-2 Keystone Electronics 1: $0.63 3,822In Stock	Mfr. Part No. 2260-2 Mouser Part No 534-2260-2	Keystone Electronics	Standoffs & Spacers 4-40 .125L STANDOFF	Datasheet	3,822In Stock	$0.63 $0.629 $0.352 $0.314 $0.222	Min.: 1 Mult.: 1
Screws & Fasteners 4-40X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw R4-40X9/16 2701 APM HEXSEAL 1: $0.98 3,230In Stock	Mfr. Part No. R4-40X9/16 2701 Mouser Part No 608-R4-40X9/16	APM HEXSEAL	Screws & Fasteners 4-40X9/16", Phillips Pan Head, 18-8 Stainless Steel with Silicone O-Ring, Seal Screw Learn More about APM HEXSEAL self sealing hardware	Datasheet	3,230In Stock	$0.98 $0.756 $0.629 $0.588 View $0.562 $0.532 $0.505 $0.49 $0.468	Min.: 1 Mult.: 1
Standoffs & Spacers SWAGE THREAD STDOFF .140"L BRASS 4-40 1790-3 Keystone Electronics 1: $0.72 244In Stock	Mfr. Part No. 1790-3 Mouser Part No 534-1790-3	Keystone Electronics	Standoffs & Spacers SWAGE THREAD STDOFF .140"L BRASS 4-40	Datasheet	244In Stock	$0.72 $0.552 $0.524 $0.469 View $0.454 $0.368 $0.342 $0.335	Min.: 1 Mult.: 1
Screws & Fasteners 15/16 LNGTH 11/64DIA 4-40 THRD CAP SCREW 0828-SS RAF Electronic Hardware 1: $2.67 10In Stock 130Expected 02/11/2026	Mfr. Part No. 0828-SS Mouser Part No 761-0828-SS	RAF Electronic Hardware	Screws & Fasteners 15/16 LNGTH 11/64DIA 4-40 THRD CAP SCREW	Datasheet	10In Stock 130Expected 02/11/2026	$2.67 $2.02 $1.86 $1.66 View $1.55 $1.47 $1.43 $1.38 $1.33	Min.: 1 Mult.: 1
Standoffs & Spacers AL 4-40 7/8in 3/16in Round FEM Standoff 1643-440-AL RAF Electronic Hardware 1: $0.75 379In Stock	Mfr. Part No. 1643-440-AL Mouser Part No 761-1643-440-AL	RAF Electronic Hardware	Standoffs & Spacers AL 4-40 7/8in 3/16in Round FEM Standoff	Datasheet	379In Stock	$0.75 $0.549 $0.439 $0.395 View $0.386 $0.375 $0.342 $0.329 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers AL 4-40 5/16in 1/4in Round FEM Standoff 1681-440-AL RAF Electronic Hardware 1: $0.76 402In Stock	Mfr. Part No. 1681-440-AL Mouser Part No 761-1681-440-AL	RAF Electronic Hardware	Standoffs & Spacers AL 4-40 5/16in 1/4in Round FEM Standoff	Datasheet	402In Stock	$0.76 $0.556 $0.444 $0.399 View $0.391 $0.38 $0.346 $0.333 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SS 4-40 13/16in HEX FEM Standoff 2062-440-SS RAF Electronic Hardware 1: $3.82 13In Stock	Mfr. Part No. 2062-440-SS Mouser Part No 761-2062-440-SS	RAF Electronic Hardware	Standoffs & Spacers SS 4-40 13/16in HEX FEM Standoff	Datasheet	13In Stock	$3.82 $3.54 $2.97 $2.79 View $2.76 $2.65 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/4 Hex Fem Stdoff 7/32" SS 4-40 2099T-440-SS RAF Electronic Hardware 1: $1.53 38In Stock	Mfr. Part No. 2099T-440-SS Mouser Part No 761-2099T-440-SS	RAF Electronic Hardware	Standoffs & Spacers 1/4 Hex Fem Stdoff 7/32" SS 4-40	Datasheet	38In Stock	$1.53 $1.14 $0.892 $0.83 View $0.755 $0.735 $0.709 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers STEEL 4-40 11/16in HEX ML/FEM Standoff 4508-440-S-12 RAF Electronic Hardware 1: $1.09 475In Stock	Mfr. Part No. 4508-440-S-12 Mouser Part No 761-4508-440-S-12	RAF Electronic Hardware	Standoffs & Spacers STEEL 4-40 11/16in HEX ML/FEM Standoff	Datasheet	475In Stock	$1.09 $0.814 $0.634 $0.597 View $0.561 $0.54 $0.525 $0.513 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/4 HEX M/F STDOFF 1-1/16" 4-40 SS 4535T-440-SS RAF Electronic Hardware 1: $2.24 159In Stock	Mfr. Part No. 4535T-440-SS Mouser Part No 761-4535T-440-SS	RAF Electronic Hardware	Standoffs & Spacers 1/4 HEX M/F STDOFF 1-1/16" 4-40 SS	Datasheet	159In Stock	$2.24 $1.67 $1.30 $1.22 View $1.15 $1.10 $1.07 $1.05 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/4 HEX M/F STDOFF 1-3/16" 4-40 SS 4538T-440-SS RAF Electronic Hardware 1: $3.02 8In Stock	Mfr. Part No. 4538T-440-SS Mouser Part No 761-4538T-440-SS	RAF Electronic Hardware	Standoffs & Spacers 1/4 HEX M/F STDOFF 1-3/16" 4-40 SS	Datasheet	8In Stock	$3.02 $2.80 $2.49 $2.34 View $2.27 $2.19 $2.17 $2.14 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 X .250 STDOFF 1746-2 Keystone Electronics 1: $0.78 407In Stock	Mfr. Part No. 1746-2 Mouser Part No 534-1746-2	Keystone Electronics	Standoffs & Spacers 4-40 X .250 STDOFF	Datasheet	407In Stock	$0.78 $0.62 $0.588 $0.526 View $0.509 $0.413 $0.383 $0.375	Min.: 1 Mult.: 1
Screws & Fasteners 4-40 .50 CAP SRW SS 8701 Keystone Electronics 1: $4.73 27In Stock	Mfr. Part No. 8701 Mouser Part No 534-8701	Keystone Electronics	Screws & Fasteners 4-40 .50 CAP SRW SS	Datasheet	27In Stock	$4.73 $3.73 $3.51 $2.84	Min.: 1 Mult.: 1
Screws & Fasteners 9/16 LNGTH 5/16 DIA 4-40 THRD CAP SCREW 0381-SS RAF Electronic Hardware 1: $2.90 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	$2.90 $1.69 $1.43 $1.39 View $1.34 $1.30	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 RD FM S/O 3/8 4-40 NYLON 1635-440-N RAF Electronic Hardware 1: $1.28 20In Stock	Mfr. Part No. 1635-440-N Mouser Part No 761-1635-440-N	RAF Electronic Hardware	Standoffs & Spacers 3/16 RD FM S/O 3/8 4-40 NYLON	Datasheet	20In Stock	$1.28 $0.959 $0.776 $0.721 View $0.661 $0.651 $0.64 $0.631 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SS 4-40 11/16in Round FEM Standoff 1640-440-SS RAF Electronic Hardware 1: $1.75 146In Stock	Mfr. Part No. 1640-440-SS Mouser Part No 761-1640-440-SS	RAF Electronic Hardware	Standoffs & Spacers SS 4-40 11/16in Round FEM Standoff	Datasheet	146In Stock	$1.75 $0.80 $0.752 $0.724 View $0.703 $0.687 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 RD FM S/O 23/32 4-40 STAINLESS STEEL 1640T-440-SS RAF Electronic Hardware 1: $1.87 311In Stock	Mfr. Part No. 1640T-440-SS Mouser Part No 761-1640T-440-SS	RAF Electronic Hardware	Standoffs & Spacers 3/16 RD FM S/O 23/32 4-40 STAINLESS STEEL	Datasheet	311In Stock	$1.87 $0.856 $0.805 $0.775 View $0.753 $0.736 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SS 4-40 3/4in 3/16in Round FEM Standoff 1641-440-SS RAF Electronic Hardware 1: $2.35 317In Stock	Mfr. Part No. 1641-440-SS Mouser Part No 761-1641-440-SS	RAF Electronic Hardware	Standoffs & Spacers SS 4-40 3/4in 3/16in Round FEM Standoff	Datasheet	317In Stock	$2.35 $1.88 $1.28 $1.21 View $1.18 $1.16 $1.14 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SS 4-40 13/16in Round FEM Standoff 1642-440-SS RAF Electronic Hardware 1: $1.59 50In Stock	Mfr. Part No. 1642-440-SS Mouser Part No 761-1642-440-SS	RAF Electronic Hardware	Standoffs & Spacers SS 4-40 13/16in Round FEM Standoff	Datasheet	50In Stock	$1.59 $1.19 $0.927 $0.874 View $0.821 $0.79 $0.768 $0.751 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/4 Hex Fem Stdoff 27/32" Alum 4-40 2109T-440-AL-7 RAF Electronic Hardware 1: $1.20 135In Stock	Mfr. Part No. 2109T-440-AL-7 Mouser Part No 761-2109T-440-AL-7	RAF Electronic Hardware	Standoffs & Spacers 1/4 Hex Fem Stdoff 27/32" Alum 4-40	Datasheet	135In Stock	$1.20 $0.897 $0.698 $0.658 View $0.618 $0.595 $0.578 $0.565 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 15/16 LNGTH 4-40 STD FML HEX STANDOFF 2111-440-N RAF Electronic Hardware 1: $2.11 120In Stock	Mfr. Part No. 2111-440-N Mouser Part No 761-2111-440-N	RAF Electronic Hardware	Standoffs & Spacers 15/16 LNGTH 4-40 STD FML HEX STANDOFF	Datasheet	120In Stock	$2.11 $1.60 $1.55 $1.50 View $1.49 $1.47 Quote	Min.: 1 Mult.: 1

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