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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 HEX .250X1.00 ALUM 2205 Keystone Electronics 1: $0.73 10,494In Stock	Mfr. Part No. 2205 Mouser Part No 534-2205	Keystone Electronics	Standoffs & Spacers HEX .250X1.00 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	10,494In Stock	$0.73 $0.63 $0.598 $0.535 View $0.45 $0.358 $0.332 $0.289	Min.: 1 Mult.: 1
Standoffs & Spacers HEX .250X2.00 ALUM 2207 Keystone Electronics 1: $1.68 5,702In 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	5,702In Stock	$1.68 $1.35 $1.31 $1.28 View $1.07 $0.80 $0.74 $0.66	Min.: 1 Mult.: 1
Screws & Fasteners .469 4-40 CAP SCR SS 2413 Keystone Electronics 1: $1.61 8,403In Stock	Mfr. Part No. 2413 Mouser Part No 534-2413	Keystone Electronics	Screws & Fasteners .469 4-40 CAP SCR SS	Datasheet	8,403In Stock	$1.61 $1.25 $1.23 $0.867 View $0.775 $0.722	Min.: 1 Mult.: 1
Standoffs & Spacers HEX NYLON STANDOFFS 4801 Keystone Electronics 1: $0.63 9,375In Stock	Mfr. Part No. 4801 Mouser Part No 534-4801	Keystone Electronics	Standoffs & Spacers HEX NYLON STANDOFFS Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	9,375In Stock	$0.63 $0.479 $0.439 $0.372 View $0.309 $0.279 $0.253 $0.24	Min.: 1 Mult.: 1
Standoffs & Spacers NYLON SPCR M/F 1/2" 4802 Keystone Electronics 1: $0.62 48,384In Stock	Mfr. Part No. 4802 Mouser Part No 534-4802	Keystone Electronics	Standoffs & Spacers NYLON SPCR M/F 1/2" Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	48,384In Stock	$0.62 $0.475 $0.439 $0.381 View $0.316 $0.276 $0.253 $0.242	Min.: 1 Mult.: 1
Standoffs & Spacers FORCEFIT STDOFF .125 4862 Keystone Electronics 1: $1.27 5,307In Stock	Mfr. Part No. 4862 Mouser Part No 534-4862	Keystone Electronics	Standoffs & Spacers FORCEFIT STDOFF .125	Datasheet	5,307In Stock	$1.27 $0.977 $0.901 $0.882 View $0.737 $0.581 $0.527 $0.491	Min.: 1 Mult.: 1
Standoffs & Spacers .25"L 4-40 FORCE FIT 4863 Keystone Electronics 1: $1.41 2,689In Stock	Mfr. Part No. 4863 Mouser Part No 534-4863	Keystone Electronics	Standoffs & Spacers .25"L 4-40 FORCE FIT	Datasheet	2,689In Stock	$1.41 $1.09 $1.04 $1.03 View $0.914 $0.64 $0.581 $0.541	Min.: 1 Mult.: 1
Standoffs & Spacers Steel Thread Stdoff .122" 4-40 .166/.244 4881 Keystone Electronics 1: $0.49 62,621In Stock	Mfr. Part No. 4881 Mouser Part No 534-4881	Keystone Electronics	Standoffs & Spacers Steel Thread Stdoff .122" 4-40 .166/.244 Learn More about Keystone Electronics keystone smt threaded standoffs	Datasheet	62,621In Stock	Cut Tape $0.49 $0.377 $0.337 $0.286 Reel $0.203 View $0.237 $0.223 $0.18 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Standoffs & Spacers Steel Thread Stdoff .375" 4-40 .166/.244 4884 Keystone Electronics 1: $0.90 6,409In Stock	Mfr. Part No. 4884 Mouser Part No 534-4884	Keystone Electronics	Standoffs & Spacers Steel Thread Stdoff .375" 4-40 .166/.244 Learn More about Keystone Electronics keystone smt threaded standoffs	Datasheet	6,409In Stock	Cut Tape $0.90 $0.691 $0.621 $0.527 Reel $0.465 View $0.41 $0.38 $0.36	Min.: 1 Mult.: 1 : 300
Standoffs & Spacers "ZERO" HEIGHT THREADED INSERT, 4-40 4939 Keystone Electronics 1,500: $0.226 39,000In Stock	Mfr. Part No. 4939 Mouser Part No 534-4939	Keystone Electronics	Standoffs & Spacers "ZERO" HEIGHT THREADED INSERT, 4-40	Datasheet	39,000In Stock	Reel $0.226 $0.217	Min.: 1,500 Mult.: 1,500 : 1,500
Standoffs & Spacers STAINLESS STEEL .600 M/F THRD 5799 Keystone Electronics 1: $1.61 6,957In Stock	Mfr. Part No. 5799 Mouser Part No 534-5799	Keystone Electronics	Standoffs & Spacers STAINLESS STEEL .600 M/F THRD Learn More about Keystone Electronics keystone mf threaded standoffs	Datasheet	6,957In Stock	$1.61 $1.23 $1.16 $1.14 View $0.952 $0.823 $0.742 $0.701	Min.: 1 Mult.: 1
Mounting Fixings THRD BRKT STL Z PL 612 Keystone Electronics 1: $0.37 31,445In Stock	Mfr. Part No. 612 Mouser Part No 534-612	Keystone Electronics	Mounting Fixings THRD BRKT STL Z PL	Datasheet	31,445In Stock	$0.37 $0.282 $0.252 $0.213 View $0.177 $0.162 $0.147 $0.137	Min.: 1 Mult.: 1
Mounting Fixings THRD BRKT BRS T PL 616 Keystone Electronics 1: $0.51 17,424In Stock	Mfr. Part No. 616 Mouser Part No 534-616	Keystone Electronics	Mounting Fixings THRD BRKT BRS T PL	Datasheet	17,424In Stock	$0.51 $0.435 $0.396 $0.324 View $0.277 $0.231 $0.211 $0.195	Min.: 1 Mult.: 1
Screws & Fasteners JCK POST .25" 7228 Keystone Electronics 1: $0.41 55,816In Stock	Mfr. Part No. 7228 Mouser Part No 534-7228	Keystone Electronics	Screws & Fasteners JCK POST .25" Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	55,816In Stock	$0.41 $0.352 $0.313 $0.254 View $0.215 $0.177 $0.161 $0.156	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW 7228-5 Keystone Electronics 1: $0.41 26,375In Stock	Mfr. Part No. 7228-5 Mouser Part No 534-7228-5	Keystone Electronics	Screws & Fasteners JACK SCREW Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	26,375In Stock	$0.41 $0.38 $0.309 $0.262 View $0.216 $0.208	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW .312 7230-5 Keystone Electronics 1: $0.30 85,984In Stock	Mfr. Part No. 7230-5 Mouser Part No 534-7230-5	Keystone Electronics	Screws & Fasteners JACK SCREW .312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	85,984In Stock	$0.30 $0.253 $0.231 $0.189 View $0.162 $0.135 $0.123 $0.115	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW W/HWD.312 7231 Keystone Electronics 1: $0.42 49,843In Stock	Mfr. Part No. 7231 Mouser Part No 534-7231	Keystone Electronics	Screws & Fasteners JACK SCREW W/HWD.312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	49,843In Stock	$0.42 $0.387 $0.316 $0.271 View $0.226 $0.214	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW W/HWD.312 7231-5 Keystone Electronics 1: $0.43 37,026In Stock	Mfr. Part No. 7231-5 Mouser Part No 534-7231-5	Keystone Electronics	Screws & Fasteners JACK SCREW W/HWD.312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	37,026In Stock	$0.43 $0.395 $0.323 $0.276 View $0.23 $0.21 $0.202	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW .625 7232-5 Keystone Electronics 1: $1.19 3,756In Stock 6,150Expected 27/11/2026	Mfr. Part No. 7232-5 Mouser Part No 534-7232-5	Keystone Electronics	Screws & Fasteners JACK SCREW .625 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	3,756In Stock 6,150Expected 27/11/2026	$1.19 $0.94 $0.892 $0.799 View $0.708 $0.507 $0.495	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW W/HWD.625 7233-5 Keystone Electronics 1: $1.36 3,922In Stock	Mfr. Part No. 7233-5 Mouser Part No 534-7233-5	Keystone Electronics	Screws & Fasteners JACK SCREW W/HWD.625 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	3,922In Stock	$1.36 $1.06 $0.907 $0.888 View $0.741 $0.615 $0.589 $0.507	Min.: 1 Mult.: 1
Screws & Fasteners .347 JACK SCREW 7237 Keystone Electronics 1: $0.41 14,798In Stock	Mfr. Part No. 7237 Mouser Part No 534-7237	Keystone Electronics	Screws & Fasteners .347 JACK SCREW Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	14,798In Stock	$0.41 $0.318 $0.284 $0.253 View $0.214 $0.176 $0.16 $0.153	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW 7241-5 Keystone Electronics 1: $0.57 9,165In Stock	Mfr. Part No. 7241-5 Mouser Part No 534-7241-5	Keystone Electronics	Screws & Fasteners JACK SCREW Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	9,165In Stock	$0.57 $0.433 $0.388 $0.328 View $0.273 $0.257 $0.235 $0.225	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW KIT 7244-5 Keystone Electronics 1: $0.70 9,594In Stock	Mfr. Part No. 7244-5 Mouser Part No 534-7244-5	Keystone Electronics	Screws & Fasteners JACK SCREW KIT Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	9,594In Stock	$0.70 $0.535 $0.483 $0.41 View $0.37 $0.31 $0.288 $0.282	Min.: 1 Mult.: 1
Screws & Fasteners .250 Jack Screw Stainless 7248 Keystone Electronics 1: $0.75 6,937In Stock 7,600Expected 09/11/2026	Mfr. Part No. 7248 Mouser Part No 534-7248	Keystone Electronics	Screws & Fasteners .250 Jack Screw Stainless Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	6,937In Stock 7,600Expected 09/11/2026	$0.75 $0.665 $0.631 $0.565 View $0.475 $0.385 $0.358 $0.288	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW STNLESS STEEL .312 7250 Keystone Electronics 1: $0.79 10,687In Stock	Mfr. Part No. 7250 Mouser Part No 534-7250	Keystone Electronics	Screws & Fasteners JACK SCREW STNLESS STEEL .312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	10,687In Stock	$0.79 $0.673 $0.638 $0.571 View $0.481 $0.39 $0.362 $0.294	Min.: 1 Mult.: 1

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