4-40 – Mouser Ireland

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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: €0.757 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	€0.757 €0.581 €0.529 €0.466 View €0.452 €0.405 €0.396	Min.: 1 Mult.: 1
Screws & Fasteners SEELSKREW STD PH REC 4-40 THD 3/16"LG R4-40X3/16 2701 APM HEXSEAL 1: €0.757 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	€0.757 €0.599 €0.507 €0.466 View €0.431 €0.409 €0.388 €0.377 €0.359	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: €0.851 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	€0.851 €0.667 €0.61 €0.539 View €0.501 €0.475 €0.452 €0.437 €0.42	Min.: 1 Mult.: 1
Standoffs & Spacers HEX .250X2.00 ALUM 2207 Keystone Electronics 1: €1.65 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	€1.65 €1.32 €1.28 €1.25 View €1.05 €0.784 €0.725 €0.647	Min.: 1 Mult.: 1
Screws & Fasteners PEM KPS6-440-4 KPS6-440-4 PEM 1: €0.636 2,172In Stock	Mfr. Part No. KPS6-440-4 Mouser Part No 153-KPS6-440-4	PEM	Screws & Fasteners	Datasheet	2,172In Stock	€0.636 €0.491 €0.449 €0.395 View €0.366 €0.347 €0.329 €0.319 €0.304	Min.: 1 Mult.: 1
Standoffs & Spacers .375 FEM-FEM 6PC Vicor 20176 20176 Vicor 1: €16.53 10In Stock	Mfr. Part No. 20176 Mouser Part No 492-20176	Vicor	Standoffs & Spacers .375 FEM-FEM 6PC	Datasheet	10In Stock	€16.53 €16.20	Min.: 1 Mult.: 1
Standoffs & Spacers 4-40 SURFACE MOUNT STANDOFF ELECTRO-SOLDER (ES) REEL PEM SMTSO-440-4ES SMTSO-440-4ES PEM 1: €0.843 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 €0.843 €0.627 €0.488 €0.46 Reel €0.391 MouseReel Available	Min.: 1 Mult.: 1 : 5,000
Screws & Fasteners PEM KPS6-440-16 KPS6-440-16 PEM 1: €1.05 2,335In Stock	Mfr. Part No. KPS6-440-16 Mouser Part No 153-KPS6-440-16	PEM	Screws & Fasteners	Datasheet	2,335In Stock	€1.05 €0.823 €0.753 €0.666 View €0.617 €0.587 €0.557 €0.538 €0.518	Min.: 1 Mult.: 1
Mounting Fixings PANEL FASTENER,ASSY,LOW PROFIL PF31-440-30CN PEM 1: €2.63 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	€2.63 €2.43 €2.18 €2.04 View €1.97 €1.90 €1.83 €1.77 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers SS 4-40 3/8in 3/16in Round FEM Standoff 1635-440-SS RAF Electronic Hardware 1: €1.27 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	€1.27 €0.953 €0.741 €0.699 View €0.657 €0.632 €0.615 €0.60 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: €0.529 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	€0.529 €0.389 €0.311 €0.28 View €0.274 €0.266 €0.243 €0.233 €0.227	Min.: 1 Mult.: 1
Standoffs & Spacers M/F NYLON STANDOFF 4-40 .375 L 4941 Keystone Electronics 1: €0.706 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	€0.706 €0.551 €0.496 €0.464 View €0.452 €0.414 €0.31 €0.298 €0.295	Min.: 1 Mult.: 1
Mounting Fixings FLOATER,ASSEMBLY,LOCKING,416SS LA4-440-1MD PEM 1: €2.07 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	€2.07 €1.92 €1.71 €1.61 View €1.56 €1.50 €1.44 €1.39 Quote	Min.: 1 Mult.: 1
Screws & Fasteners 1/2 LNGTH 5/16 DIA 4-40 THRD CAP SCREW 0380-SS RAF Electronic Hardware 1: €2.47 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	€2.47 €2.06 €1.90 €1.64 View €1.47 €1.41 €1.36	Min.: 1 Mult.: 1
Standoffs & Spacers 3/8 LNGTH 4-40 ML/FML HEX STANDOFF 4532-440-N RAF Electronic Hardware 1: €0.551 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	€0.551 €0.438 €0.373 €0.307 View €0.281 €0.28	Min.: 1 Mult.: 1
Standoffs & Spacers RND .250X.750 ALUM 3481 Keystone Electronics 1: €0.50 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	€0.50 €0.398 €0.372 €0.342 View €0.341 €0.317 €0.256 €0.24 €0.239	Min.: 1 Mult.: 1
Screws & Fasteners Binder Slotted Screw, #4-40 Thread, 1 1/2 in Lg 010440B150 Essentra 1: €0.112 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	€0.112 €0.084 €0.076 €0.065 View €0.06 €0.057 €0.052 €0.05 €0.044	Min.: 1 Mult.: 1
Screws & Fasteners Round Slotted Screw, #4-40 Thread, 1/8 Lg 010440R012 Essentra 1: €0.095 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	€0.095 €0.076 €0.068 €0.058 View €0.053 €0.05 €0.043 €0.042 €0.041	Min.: 1 Mult.: 1
Screws & Fasteners Set Screw, Socket Head, #4-40 Thread, 5/16 Lg 010440T031 Essentra 1: €0.103 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	€0.103 €0.074 €0.066 €0.058 View €0.052 €0.049 €0.046 €0.041 €0.038	Min.: 1 Mult.: 1
Screws & Fasteners Fillister Phillips Screw, #4-40 Thread, 1 1/8 Lg 010440WF112 Essentra 1: €0.12 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	€0.12 €0.092 €0.083 €0.071 View €0.065 €0.061 €0.051 €0.047	Min.: 1 Mult.: 1
Screws & Fasteners Jack Screw .187 Yellow 4-40 7226 Keystone Electronics 1: €0.568 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	€0.568 €0.457 €0.417 €0.34 View €0.30 €0.239 €0.216 €0.201	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 Hex X 1-3/4 Length Hex Standoff 2077-440-AL RAF Electronic Hardware 1: €2.79 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	€2.79 €2.58 €2.32 €2.25 View €2.14 €2.08 €2.07 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 3/16 RND M/F STDOFF 1" 4-40 SS 4013-440-SS RAF Electronic Hardware 1: €2.92 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	€2.92 €2.17 €1.72 €1.59 View €1.49 €1.45 €1.43 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: €4.77 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	€4.77 €4.42 €3.93 €3.69 View €3.57 €3.46 €3.43 Quote	Min.: 1 Mult.: 1
Standoffs & Spacers 7/8 LNGTH 4-40 ML/FML HEX STANDOFF 4540-440-AL-7 RAF Electronic Hardware 1: €0.691 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	€0.691 €0.505 €0.404 €0.363 View €0.355 €0.346 €0.315 €0.303 Quote	Min.: 1 Mult.: 1