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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.
Screws & Fasteners SEELSKREW FH REC 4-40 THD 5/16 SFR4-40X5/16 2701 APM HEXSEAL 1: £0.661 4,243In Stock	Mfr. Part No. SFR4-40X5/16 2701 Mouser Part No 608-SFR440X5162701	APM HEXSEAL	Screws & Fasteners SEELSKREW FH REC 4-40 THD 5/16 Learn More about APM HEXSEAL self sealing hardware		4,243In Stock	£0.661 £0.507 £0.462 £0.407 View £0.395 £0.354 £0.346	Min.: 1 Mult.: 1
Screws & Fasteners SEELSKREW STD PH REC 4-40 THD 3/16"LG R4-40X3/16 2701 APM HEXSEAL 1: £0.661 7,911In Stock	Mfr. Part No. R4-40X3/16 2701 Mouser Part No 608-R4-40X3/162701	APM HEXSEAL	Screws & Fasteners SEELSKREW STD PH REC 4-40 THD 3/16"LG		7,911In Stock	£0.661 £0.523 £0.443 £0.407 View £0.376 £0.357 £0.339 £0.329 £0.313	Min.: 1 Mult.: 1
Screws & Fasteners 4-40X5/16", Phillips Pan Head, 18-8 Stainless Steel with Fluoro-Silicone O-Ring, Seal Screw R4-40X5/16 2615 APM HEXSEAL 1: £0.743 6,150In Stock	Mfr. Part No. R4-40X5/16 2615 Mouser Part No 608-R4-40X5/162615	APM HEXSEAL	Screws & Fasteners 4-40X5/16", Phillips Pan Head, 18-8 Stainless Steel with Fluoro-Silicone O-Ring, Seal Screw Learn More about APM HEXSEAL self sealing hardware	Datasheet	6,150In Stock	£0.743 £0.582 £0.533 £0.471 View £0.437 £0.415 £0.395 £0.382 £0.367	Min.: 1 Mult.: 1
Standoffs & Spacers HEX .250X2.00 ALUM 2207 Keystone Electronics 1: £1.44 7,112In 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	7,112In Stock	£1.44 £1.15 £1.12 £1.09 View £0.917 £0.684 £0.633 £0.565	Min.: 1 Mult.: 1
Screws & Fasteners PEM KPS6-440-4 KPS6-440-4 PEM 1: £0.555 2,172In Stock	Mfr. Part No. KPS6-440-4 Mouser Part No 153-KPS6-440-4	PEM	Screws & Fasteners	Datasheet	2,172In Stock	£0.555 £0.429 £0.392 £0.345 View £0.32 £0.303 £0.287 £0.278 £0.265	Min.: 1 Mult.: 1
Standoffs & Spacers .375 FEM-FEM 6PC Vicor 20176 20176 Vicor 1: £14.43 10In Stock	Mfr. Part No. 20176 Mouser Part No 492-20176	Vicor	Standoffs & Spacers .375 FEM-FEM 6PC	Datasheet	10In Stock	£14.43 £14.14	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 SURFACE MOUNT STANDOFF ELECTRO-SOLDER (ES) REEL PEM SMTSO-440-4ES SMTSO-440-4ES PEM 1: £0.736 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 £0.736 £0.547 £0.426 £0.402 Reel £0.341 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Screws & Fasteners PEM KPS6-440-16 KPS6-440-16 PEM 1: £0.917 2,335In Stock	Mfr. Part No. KPS6-440-16 Mouser Part No 153-KPS6-440-16	PEM	Screws & Fasteners	Datasheet	2,335In Stock	£0.917 £0.718 £0.657 £0.581 View £0.539 £0.512 £0.486 £0.47 £0.452	Min.: 1 Mult.: 1
Mounting Fixings PANEL FASTENER,ASSY,LOW PROFIL PF31-440-30CN PEM 1: £2.30 695In Stock	Mfr. Part No. PF31-440-30CN Mouser Part No 153-PF31-440-30CN	PEM	Mounting Fixings PANEL FASTENER,ASSY,LOW PROFIL	Datasheet	695In Stock	£2.30 £2.12 £1.90 £1.78 View £1.72 £1.66 £1.60 £1.55 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SS 4-40 3/8in 3/16in Round FEM Standoff 1635-440-SS RAF Electronic Hardware 1: £1.11 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	£1.11 £0.832 £0.647 £0.61 View £0.574 £0.552 £0.537 £0.524 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 Hex Fem Stdoff 11/32" Alum 4-40 2054T-440-AL-7 RAF Electronic Hardware 1: £0.462 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	£0.462 £0.34 £0.272 £0.244 View £0.239 £0.232 £0.212 £0.203 £0.198	Min.: 1 Mult.: 1
Standoffs & Spacers M/F NYLON STANDOFF 4-40 .375 L 4941 Keystone Electronics 1: £0.616 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	£0.616 £0.481 £0.433 £0.405 View £0.395 £0.361 £0.271 £0.26 £0.258	Min.: 1 Mult.: 1
Mounting Fixings FLOATER,ASSEMBLY,LOCKING,416SS LA4-440-1MD PEM 1: £1.81 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	£1.81 £1.68 £1.49 £1.41 View £1.36 £1.31 £1.26 £1.21 Quote	Min.: 1 Mult.: 1
Screws & Fasteners 1/2 LNGTH 5/16 DIA 4-40 THRD CAP SCREW 0380-SS RAF Electronic Hardware 1: £2.16 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	£2.16 £1.80 £1.66 £1.43 View £1.28 £1.23 £1.19	Min.: 1 Mult.: 1
Standoffs & Spacers 3/8 LNGTH 4-40 ML/FML HEX STANDOFF 4532-440-N RAF Electronic Hardware 1: £0.481 29,811In 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	29,811In Stock	£0.481 £0.382 £0.326 £0.268 View £0.245 £0.244	Min.: 1 Mult.: 1
Standoffs & Spacers RND .250X.750 ALUM 3481 Keystone Electronics 1: £0.437 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	£0.437 £0.347 £0.325 £0.299 View £0.298 £0.277 £0.223 £0.21 £0.209	Min.: 1 Mult.: 1
Screws & Fasteners Binder Slotted Screw, #4-40 Thread, 1 1/2 in Lg 010440B150 Essentra 1: £0.098 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	£0.098 £0.073 £0.066 £0.057 View £0.052 £0.05 £0.045 £0.044 £0.038	Min.: 1 Mult.: 1
Screws & Fasteners Round Slotted Screw, #4-40 Thread, 1/8 Lg 010440R012 Essentra 1: £0.083 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	£0.083 £0.066 £0.059 £0.051 View £0.046 £0.044 £0.038 £0.037 £0.036	Min.: 1 Mult.: 1
Screws & Fasteners Set Screw, Socket Head, #4-40 Thread, 5/16 Lg 010440T031 Essentra 1: £0.09 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	£0.09 £0.065 £0.058 £0.051 View £0.045 £0.043 £0.04 £0.036 £0.033	Min.: 1 Mult.: 1
Screws & Fasteners Fillister Phillips Screw, #4-40 Thread, 1 1/8 Lg 010440WF112 Essentra 1: £0.105 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	£0.105 £0.08 £0.072 £0.062 View £0.057 £0.053 £0.045 £0.041	Min.: 1 Mult.: 1
Screws & Fasteners Jack Screw .187 Yellow 4-40 7226 Keystone Electronics 1: £0.496 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	£0.496 £0.399 £0.364 £0.297 View £0.262 £0.209 £0.189 £0.175	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 Hex X 1-3/4 Length Hex Standoff 2077-440-AL RAF Electronic Hardware 1: £2.44 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	£2.44 £2.25 £2.03 £1.96 View £1.87 £1.82 £1.81 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 RND M/F STDOFF 1" 4-40 SS 4013-440-SS RAF Electronic Hardware 1: £2.55 30In 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	30In Stock	£2.55 £1.89 £1.50 £1.39 View £1.30 £1.27 £1.25 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: £4.16 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	£4.16 £3.86 £3.43 £3.22 View £3.12 £3.02 £2.99 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 7/8 LNGTH 4-40 ML/FML HEX STANDOFF 4540-440-AL-7 RAF Electronic Hardware 1: £0.603 328In Stock	Mfr. Part No. 4540-440-AL-7 Mouser Part No 761-4540-440-AL-7	RAF Electronic Hardware	Standoffs & Spacers 7/8 LNGTH 4-40 ML/FML HEX STANDOFF	Datasheet	328In Stock	£0.603 £0.441 £0.353 £0.317 View £0.31 £0.302 £0.275 £0.265 Quote	Min.: 1 Mult.: 1