4-40 – Mouser United Kingdom

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Standoffs & Spacers HEX .250X.250 ALUM 2201 Keystone Electronics 1: £0.291 13,940In Stock 6,700Expected 09/11/2026	Mfr. Part No. 2201 Mouser Part No 534-2201	Keystone Electronics	Standoffs & Spacers HEX .250X.250 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	13,940In Stock 6,700Expected 09/11/2026	£0.291 £0.24 £0.221 £0.18 View £0.152 £0.143	Min.: 1 Mult.: 1
Standoffs & Spacers HEX .250X.500 ALUM 2203 Keystone Electronics 1: £0.376 34,656In Stock	Mfr. Part No. 2203 Mouser Part No 534-2203	Keystone Electronics	Standoffs & Spacers HEX .250X.500 ALUM Learn More about Keystone Electronics keystone female threaded standoffs	Datasheet	34,656In Stock	£0.376 £0.359 £0.321 £0.272 View £0.226 £0.208 £0.19 £0.182	Min.: 1 Mult.: 1
Standoffs & Spacers HEX .250X1.00 ALUM 2205 Keystone Electronics 1: £0.624 10,514In 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	10,514In Stock	£0.624 £0.539 £0.512 £0.457 View £0.385 £0.306 £0.284 £0.247	Min.: 1 Mult.: 1
Screws & Fasteners .469 4-40 CAP SCR SS 2413 Keystone Electronics 1: £1.38 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	£1.38 £1.07 £1.06 £0.742 View £0.663 £0.618	Min.: 1 Mult.: 1
Standoffs & Spacers HEX NYLON STANDOFFS 4801 Keystone Electronics 1: £0.539 9,400In 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	9,400In Stock	£0.539 £0.409 £0.375 £0.319 View £0.265 £0.238 £0.217 £0.205	Min.: 1 Mult.: 1
Standoffs & Spacers NYLON SPCR M/F 1/2" 4802 Keystone Electronics 1: £0.531 48,409In 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	48,409In Stock	£0.531 £0.407 £0.375 £0.326 View £0.271 £0.236 £0.217 £0.207	Min.: 1 Mult.: 1
Standoffs & Spacers FORCEFIT STDOFF .125 4862 Keystone Electronics 1: £1.08 5,307In Stock	Mfr. Part No. 4862 Mouser Part No 534-4862	Keystone Electronics	Standoffs & Spacers FORCEFIT STDOFF .125	Datasheet	5,307In Stock	£1.08 £0.835 £0.771 £0.754 View £0.63 £0.497 £0.45 £0.42	Min.: 1 Mult.: 1
Standoffs & Spacers .25"L 4-40 FORCE FIT 4863 Keystone Electronics 1: £1.20 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	£1.20 £0.934 £0.89 £0.882 View £0.782 £0.547 £0.497 £0.463	Min.: 1 Mult.: 1
Standoffs & Spacers Steel Thread Stdoff .122" 4-40 .166/.244 4881 Keystone Electronics 1: £0.419 69,257In 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	69,257In Stock	Cut Tape £0.419 £0.322 £0.288 £0.244 Reel £0.174 View £0.203 £0.191 £0.154 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Standoffs & Spacers Steel Thread Stdoff .375" 4-40 .166/.244 4884 Keystone Electronics 1: £0.77 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 £0.77 £0.591 £0.532 £0.45 Reel £0.398 View £0.351 £0.325 £0.308	Min.: 1 Mult.: 1 : 300
Standoffs & Spacers "ZERO" HEIGHT THREADED INSERT, 4-40 4939 Keystone Electronics 1,500: £0.193 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 £0.193 £0.186	Min.: 1,500 Mult.: 1,500 : 1,500
Standoffs & Spacers STAINLESS STEEL .600 M/F THRD 5799 Keystone Electronics 1: £1.38 7,057In 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	7,057In Stock	£1.38 £1.06 £0.995 £0.978 View £0.815 £0.705 £0.635 £0.60	Min.: 1 Mult.: 1
Mounting Fixings THRD BRKT STL Z PL 612 Keystone Electronics 1: £0.317 31,545In Stock	Mfr. Part No. 612 Mouser Part No 534-612	Keystone Electronics	Mounting Fixings THRD BRKT STL Z PL	Datasheet	31,545In Stock	£0.317 £0.241 £0.216 £0.182 View £0.151 £0.139 £0.126 £0.117	Min.: 1 Mult.: 1
Mounting Fixings THRD BRKT BRS T PL 616 Keystone Electronics 1: £0.437 18,134In Stock	Mfr. Part No. 616 Mouser Part No 534-616	Keystone Electronics	Mounting Fixings THRD BRKT BRS T PL	Datasheet	18,134In Stock	£0.437 £0.372 £0.339 £0.278 View £0.237 £0.197 £0.181 £0.167	Min.: 1 Mult.: 1
Screws & Fasteners JCK POST .25" 7228 Keystone Electronics 1: £0.351 57,676In 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	57,676In Stock	£0.351 £0.301 £0.268 £0.217 View £0.184 £0.151 £0.138 £0.134	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW 7228-5 Keystone Electronics 1: £0.351 26,883In 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	26,883In Stock	£0.351 £0.325 £0.265 £0.224 View £0.185 £0.178	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW .312 7230 Keystone Electronics 1: £0.325 16,373In Stock 25,000Expected 16/11/2026	Mfr. Part No. 7230 Mouser Part No 534-7230	Keystone Electronics	Screws & Fasteners JACK SCREW .312 Learn More about Keystone Electronics keystone 187 jack screws	Datasheet	16,373In Stock 25,000Expected 16/11/2026	£0.325 £0.268 £0.246 £0.20 View £0.169 £0.14 £0.127 £0.123	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW .312 7230-5 Keystone Electronics 1: £0.257 87,584In 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	87,584In Stock	£0.257 £0.217 £0.197 £0.162 View £0.139 £0.115 £0.106 £0.099	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW W/HWD.312 7231 Keystone Electronics 1: £0.36 50,346In 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	50,346In Stock	£0.36 £0.331 £0.271 £0.232 View £0.193 £0.183	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW W/HWD.312 7231-5 Keystone Electronics 1: £0.368 39,176In 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	39,176In Stock	£0.368 £0.338 £0.277 £0.236 View £0.196 £0.18 £0.173	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW .625 7232-5 Keystone Electronics 1: £1.02 6,256In Stock	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	6,256In Stock	£1.02 £0.804 £0.763 £0.684 View £0.606 £0.434 £0.423	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW W/HWD.625 7233-5 Keystone Electronics 1: £1.16 4,922In 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	4,922In Stock	£1.16 £0.908 £0.776 £0.76 View £0.634 £0.526 £0.504 £0.434	Min.: 1 Mult.: 1
Screws & Fasteners .347 JACK SCREW 7237 Keystone Electronics 1: £0.351 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	£0.351 £0.272 £0.243 £0.217 View £0.183 £0.15 £0.137 £0.131	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW 7241-5 Keystone Electronics 1: £0.488 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	£0.488 £0.37 £0.332 £0.28 View £0.234 £0.22 £0.201 £0.193	Min.: 1 Mult.: 1
Screws & Fasteners JACK SCREW KIT 7244-5 Keystone Electronics 1: £0.599 9,794In 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	9,794In Stock	£0.599 £0.457 £0.413 £0.351 View £0.317 £0.265 £0.246 £0.241	Min.: 1 Mult.: 1