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4-40 Hardware

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
Standoffs & Spacers HEX .250X2.00 ALUM 2207 Keystone Electronics 1: $2.28 6,302In Stock	Mfr. Part No. 2207 Mouser Part No 534-2207	Keystone Electronics	Standoffs & Spacers HEX .250X2.00 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	6,302In Stock	$2.28 $1.84 $1.78 $1.74 View $1.46 $1.09 $1.01 $0.898	Min.: 1 Mult.: 1
Standoffs & Spacers RND .250X.375 ALUM 3479 Keystone Electronics 1: $0.721 8,225In Stock	Mfr. Part No. 3479 Mouser Part No 534-3479	Keystone Electronics	Standoffs & Spacers RND .250X.375 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	8,225In Stock	$0.721 $0.564 $0.505 $0.426 View $0.355 $0.32 $0.29 $0.283	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 X .187 STDOFF 2263-2 Keystone Electronics 1: $1.26 5,726In Stock	Mfr. Part No. 2263-2 Mouser Part No 534-2263-2	Keystone Electronics	Standoffs & Spacers 4-40 X .187 STDOFF	Datasheet	5,726In Stock	$1.26 $0.971 $0.87 $0.839 View $0.778 $0.563 $0.524 $0.513	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 SURFACE MOUNT STANDOFF ELECTRO-SOLDER (ES) REEL PEM SMTSO-440-4ES SMTSO-440-4ES PEM 1: $1.33 1,857In Stock	Mfr. Part No. SMTSO-440-4ES Mouser Part No 153-SMTSO-440-4ES	PEM	Standoffs & Spacers 4-40 SURFACE MOUNT STANDOFF ELECTRO-SOLDER (ES) REEL	Datasheet	1,857In Stock	Cut Tape $1.33 $0.991 $0.772 $0.728 Reel $0.619 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Screws & Fasteners PEM KPS6-440-4 KPS6-440-4 PEM 1: $1.01 2,172In Stock	Mfr. Part No. KPS6-440-4 Mouser Part No 153-KPS6-440-4	PEM	Screws & Fasteners	Datasheet	2,172In Stock	$1.01 $0.777 $0.71 $0.624 View $0.578 $0.548 $0.521 $0.505 $0.48	Min.: 1 Mult.: 1
Standoffs & Spacers .375 FEM-FEM 6PC Vicor 20176 20176 Vicor 1: $26.14 10In Stock	Mfr. Part No. 20176 Mouser Part No 492-20176	Vicor	Standoffs & Spacers .375 FEM-FEM 6PC	Datasheet	10In Stock	$26.14 $25.62	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 Hex Fem Stdoff 11/32" Alum 4-40 2054T-440-AL-7 RAF Electronic Hardware 1: $0.666 7,918In Stock 1,230Expected 30/11/2026	Mfr. Part No. 2054T-440-AL-7 Mouser Part No 761-2054T-440-AL-7	RAF Electronic Hardware	Standoffs & Spacers 3/16 Hex Fem Stdoff 11/32" Alum 4-40	Datasheet	7,918In Stock 1,230Expected 30/11/2026	$0.666 $0.49 $0.392 $0.352 View $0.345 $0.335 $0.306 $0.294 $0.286	Min.: 1 Mult.: 1
Screws & Fasteners JACK SOCKET KIT 3341-1S 3M Electronic Solutions Division 1: $5.59 271In Stock 94,487On Order	Mfr. Part No. 3341-1S Mouser Part No 517-3341-1S	3M Electronic Solutions Division	Screws & Fasteners JACK SOCKET KIT	Datasheet	271In Stock 94,487On Order On Order Ship Dates Mfr. No: 3341-1S Stock: 271 Can Dispatch Immediately On Order: 1,800 Pending 9,300 Expected 2/11/2026 4,187 Expected 9/11/2026 79,200 Expected 20/11/2026 Factory Lead Time: 19 Weeks	$5.59 $4.45 $4.11 $3.67 View $3.43 $3.26 $3.11 $2.71 $2.68	Min.: 1 Mult.: 1
Screws & Fasteners PEM KPS6-440-16 KPS6-440-16 PEM 1: $1.66 2,335In Stock	Mfr. Part No. KPS6-440-16 Mouser Part No 153-KPS6-440-16	PEM	Screws & Fasteners	Datasheet	2,335In Stock	$1.66 $1.30 $1.19 $1.05 View $0.976 $0.928 $0.881 $0.851 $0.819	Min.: 1 Mult.: 1
Mounting Fixings FLOATER,ASSEMBLY,LOCKING,416SS LA4-440-1MD PEM 1: $3.28 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	$3.28 $3.03 $2.71 $2.54 View $2.46 $2.37 $2.28 $2.20 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3/8 LNGTH 4-40 ML/FML HEX STANDOFF 4532-440-N RAF Electronic Hardware 1: $0.694 29,730In 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	29,730In Stock	$0.694 $0.552 $0.469 $0.386 View $0.354 $0.352	Min.: 1 Mult.: 1
Standoffs & Spacers SS 4-40 3/8in 3/16in Round FEM Standoff 1635-440-SS RAF Electronic Hardware 1: $1.60 2,370In Stock 11Expected 25/12/2026	Mfr. Part No. 1635-440-SS Mouser Part No 761-1635-440-SS	RAF Electronic Hardware	Standoffs & Spacers SS 4-40 3/8in 3/16in Round FEM Standoff	Datasheet	2,370In Stock 11Expected 25/12/2026	$1.60 $1.20 $0.933 $0.88 View $0.827 $0.796 $0.774 $0.756 Quote	Min.: 1 Mult.: 1
Screws & Fasteners 1/2 LNGTH 5/16 DIA 4-40 THRD CAP SCREW 0380-SS RAF Electronic Hardware 1: $3.11 1,452In 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	1,452In Stock	$3.11 $2.60 $2.39 $2.07 View $1.85 $1.78 $1.71	Min.: 1 Mult.: 1
Standoffs & Spacers RND .250X.750 ALUM 3481 Keystone Electronics 1: $0.694 5,953In Stock	Mfr. Part No. 3481 Mouser Part No 534-3481	Keystone Electronics	Standoffs & Spacers RND .250X.750 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	5,953In Stock	$0.694 $0.552 $0.517 $0.475 View $0.473 $0.439 $0.355 $0.333 $0.332	Min.: 1 Mult.: 1
Standoffs & Spacers M/F NYLON STANDOFF 4-40 .375 L 4941 Keystone Electronics 1: $0.979 13,351In Stock	Mfr. Part No. 4941 Mouser Part No 534-4941	Keystone Electronics	Standoffs & Spacers M/F NYLON STANDOFF 4-40 .375 L Learn More about Keystone Electronics keystone extreme temp standoffs	Datasheet	13,351In Stock	$0.979 $0.764 $0.688 $0.643 View $0.627 $0.574 $0.43 $0.413 $0.409	Min.: 1 Mult.: 1
Screws & Fasteners Binder Combination Screw, #4-40 Thread, 9/32 Lg 010440CD028 Essentra 1: $0.163 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	$0.163 $0.121 $0.109 $0.094 View $0.086 $0.08 $0.073 $0.069 $0.054	Min.: 1 Mult.: 1
Screws & Fasteners Set Screw, Socket Head, #4-40 Thread, 1 1/4 Lg 010440T125 Essentra 1: $0.177 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	$0.177 $0.129 $0.116 $0.099 View $0.091 $0.086 $0.079 $0.076	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 Hex Fem Stdoff 11/32" SS 4-40 2054T-440-SS RAF Electronic Hardware 1: $1.48 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	$1.48 $1.11 $0.865 $0.815 View $0.766 $0.737 $0.717 $0.70 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/8 LNGTH 4-40 STD FML HEX STANDOFF 2098-440-SS RAF Electronic Hardware 1: $1.31 108In Stock	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	108In Stock	$1.31 $0.979 $0.794 $0.718 View $0.675 $0.65 $0.631 $0.628 $0.609	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 HEX M/F STDOFF 15/16" 4-40 SS 4512-440-SS RAF Electronic Hardware 1: $2.37 190In Stock	Mfr. Part No. 4512-440-SS Mouser Part No 761-4512-440-SS	RAF Electronic Hardware	Standoffs & Spacers 3/16 HEX M/F STDOFF 15/16" 4-40 SS	Datasheet	190In Stock	$2.37 $2.34 $2.26 $2.22 View $2.20 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 1/4 HEX M/F STDOFF 1-3/16" 4-40 AL CLR 4545-440-AL-7 RAF Electronic Hardware 1: $2.75 5In Stock 124On Order	Mfr. Part No. 4545-440-AL-7 Mouser Part No 761-4545-440-AL-7	RAF Electronic Hardware	Standoffs & Spacers 1/4 HEX M/F STDOFF 1-3/16" 4-40 AL CLR	Datasheet	5In Stock 124On Order	$2.75 $2.05 $1.59 $1.50 View $1.41 $1.36 $1.33 $1.30 Quote	Min.: 1 Mult.: 1
Screws & Fasteners 82 Slotted CSK Screw, #4-40 Thread, 1 3/4 Lg 020440A175 Essentra 1: $0.204 970In Stock	Mfr. Part No. 020440A175 Mouser Part No 144-020440A175	Essentra	Screws & Fasteners 82 Slotted CSK Screw, #4-40 Thread, 1 3/4 Lg	Datasheet	970In Stock	$0.204 $0.15 $0.135 $0.117 View $0.106 $0.099 $0.083 $0.078	Min.: 1 Mult.: 1
Screws & Fasteners Slotted Thumb Screw, #4-40 Thread, 7/8 Lg 090440087TEG Essentra 1: $0.258 680In Stock	Mfr. Part No. 090440087TEG Mouser Part No 144-090440087TEG	Essentra	Screws & Fasteners Slotted Thumb Screw, #4-40 Thread, 7/8 Lg	Datasheet	680In Stock	$0.258 $0.197 $0.177 $0.154 View $0.14 $0.132 $0.106 $0.103 $0.101	Min.: 1 Mult.: 1
Standoffs & Spacers AL 4-40 3/16in 1/4in Round FEM Standoff 1679-440-AL RAF Electronic Hardware 1: $1.50 736In Stock	Mfr. Part No. 1679-440-AL Mouser Part No 761-1679-440-AL	RAF Electronic Hardware	Standoffs & Spacers AL 4-40 3/16in 1/4in Round FEM Standoff	Datasheet	736In Stock	$1.50 $1.12 $0.87 $0.821 View $0.771 $0.743 $0.722 $0.706 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SS 4-40 1/4in 1/4in Round FEM Standoff 1680-440-SS RAF Electronic Hardware 1: $1.36 231In Stock	Mfr. Part No. 1680-440-SS Mouser Part No 761-1680-440-SS	RAF Electronic Hardware	Standoffs & Spacers SS 4-40 1/4in 1/4in Round FEM Standoff	Datasheet	231In Stock	$1.36 $1.02 $0.928 $0.857 View $0.805 $0.775 $0.753 $0.736 Quote	Min.: 1 Mult.: 1

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