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4-40 Connectors

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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.
D-Sub Tools & Hardware SCRW RETAINER KIT 5746881-2 TE Connectivity / AMP 1: £1.73 9,999In Stock	Mfr. Part No. 5746881-2 Mouser Part No 571-5746881-2	TE Connectivity / AMP	D-Sub Tools & Hardware SCRW RETAINER KIT	Datasheet	9,999In Stock	£1.73 £1.51 £1.34 £1.28 View £1.20 £1.15 £1.08 £1.00 £0.882	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FEMALE SCREWLOCK 5748271-3 TE Connectivity 1: £3.28 2,621In Stock	Mfr. Part No. 5748271-3 Mouser Part No 571-5748271-3	TE Connectivity	D-Sub Tools & Hardware FEMALE SCREWLOCK Learn More about TE Connectivity amplimite military dsub connectors	Datasheet	2,621In Stock	£3.28 £2.94 £2.87 £2.77 View £2.65 £2.52 £2.44 £2.21 £2.15	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 18.7 NM 173114-0170 Molex 1: £4.08 213In Stock	Mfr. Part No. 173114-0170 Mouser Part No 152-173114-0170	Molex	D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 18.7 NM	Datasheet	213In Stock	£4.08 £3.71 £3.54 £2.99 View £2.85 £2.38 £2.28 £2.21	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 12.9 173112-0597 Molex 1: £1.12 450In Stock	Mfr. Part No. 173112-0597 Mouser Part No 152-173112-0597	Molex	D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 12.9	Datasheet	450In Stock	£1.12 £0.978 £0.934 £0.871 View £0.788 £0.729 £0.653 £0.63 £0.601	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HOOD DB37/HD62 METAL SDC37AG L-Com 1: £23.84 12In Stock 57Expected 20/11/2026 New At Mouser	Mfr. Part No. SDC37AG Mouser Part No 17-SDC37AG New At Mouser	L-Com	D-Sub Tools & Hardware HOOD DB37/HD62 METAL	Datasheet	12In Stock 57Expected 20/11/2026	£23.84 £20.26 £18.78 £17.89 View £17.28 £16.96 £16.70 Quote	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 X 0.430 D-SUB COVER SCREW B71E314165S Northern Technologies 1: £0.443 1,000In Stock New At Mouser	Mfr. Part No. B71E314165S Mouser Part No 19-B71E314165S New At Mouser	Northern Technologies	D-Sub Tools & Hardware 4-40 X 0.430 D-SUB COVER SCREW	Datasheet	1,000In Stock	£0.443 £0.381 £0.348 £0.314 View £0.287 £0.241 £0.226 £0.217 £0.205	Min.: 1 Mult.: 1
D-Sub Tools & Hardware I/O DSUB CONNECTOR JACK SCREW KIT 3342-4-KIT 3M Electronic Solutions Division 1: £1.95 5In Stock	Mfr. Part No. 3342-4-KIT Mouser Part No 517-3342-4-KIT	3M Electronic Solutions Division	D-Sub Tools & Hardware I/O DSUB CONNECTOR JACK SCREW KIT	Datasheet	5In Stock	£1.95 £1.77 £1.68 £1.35 View £1.32 £1.30 £1.21 £1.19 £1.15	Min.: 1 Mult.: 1
D-Sub Tools & Hardware I/O MOUNTINGS SCREWS AND SETS 7000057926 3M Electronic Specialty 1: £5.53 44In Stock	Mfr. Part No. 7000057926 Mouser Part No 517-7000057926	3M Electronic Specialty	D-Sub Tools & Hardware I/O MOUNTINGS SCREWS AND SETS	Datasheet	44In Stock	£5.53 £5.00 £4.72 £4.32 View £3.67 £3.60 £3.48 £3.28 £3.21	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HOOD DB9/HD15 METAL SDC9AG L-Com 1: £10.28 709In Stock New At Mouser	Mfr. Part No. SDC9AG Mouser Part No 17-SDC9AG New At Mouser	L-Com	D-Sub Tools & Hardware HOOD DB9/HD15 METAL Learn More about L-Com l com d sub connectors	Datasheet	709In Stock	£10.28 £9.04 £8.49 £8.08 View £7.69 £7.21 £6.86 £6.54	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT THMB SCREW 4-40UNC 55.6 W/CAP 173112-0426 Molex 1: £1.55 1,574In Stock	Mfr. Part No. 173112-0426 Mouser Part No 152-173112-0426	Molex	D-Sub Tools & Hardware FCT THMB SCREW 4-40UNC 55.6 W/CAP	Datasheet	1,574In Stock	£1.55 £1.32 £1.17 £1.15 View £1.07 £0.995 £0.943 £0.829 £0.811	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 10PACK FEMALE SCREW L17-D20418-2-TX Amphenol Commercial Products 1: £5.01 371In Stock 800Expected 21/12/2026	Mfr. Part No. L17-D20418-2-TX Mouser Part No 523-17-D20418-2-TX	Amphenol Commercial Products	D-Sub Tools & Hardware 10PACK FEMALE SCREW	Datasheet	371In Stock 800Expected 21/12/2026	£5.01 £4.15 £4.00 £3.78 View £3.59 £3.47	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREW 4-40 5.59mm 5205979-1 TE Connectivity / AMP 1: £0.766 3,446In Stock	Mfr. Part No. 5205979-1 Mouser Part No 571-5205979-1	TE Connectivity / AMP	D-Sub Tools & Hardware SCREW 4-40 5.59mm Learn More about TE Connectivity / AMP te connectivity amplimite military dsub connectors	Datasheet	3,446In Stock	£0.766 £0.65 £0.581 £0.553 View £0.518 £0.493 £0.459 £0.43 £0.428	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 PAN HEAD SCREW length .425" 5229996-2 TE Connectivity 1: £0.638 3,680In Stock	Mfr. Part No. 5229996-2 Mouser Part No 571-5229996-2	TE Connectivity	D-Sub Tools & Hardware 4-40 PAN HEAD SCREW length .425"	Datasheet	3,680In Stock	£0.638 £0.545 £0.486 £0.464 View £0.434 £0.413 £0.378 £0.355 £0.341	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 PAN HEAD SCREW length .350" 5229996-3 TE Connectivity / AMP 1: £0.196 19,895In Stock	Mfr. Part No. 5229996-3 Mouser Part No 571-5229996-3	TE Connectivity / AMP	D-Sub Tools & Hardware 4-40 PAN HEAD SCREW length .350"	Datasheet	19,895In Stock	£0.196 £0.163 £0.146 £0.139 View £0.124 £0.118 £0.107 £0.101 £0.092	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREWLOCK FOR STRT VERSION 09660009972 HARTING 1: £0.826 3,318In Stock 2,800Expected 02/03/2027	Mfr. Part No. 09660009972 Mouser Part No 617-09-66-000-9972	HARTING	D-Sub Tools & Hardware SCREWLOCK FOR STRT VERSION	Datasheet	3,318In Stock 2,800Expected 02/03/2027	£0.826 £0.731 £0.652 £0.621 View £0.574 £0.554 £0.527 £0.494 £0.491	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREWLOCK UNC 13MM 2pc=1 connector 09670009922 HARTING 2: £0.841 13,370In Stock 8,500Expected 24/11/2026	Mfr. Part No. 09670009922 Mouser Part No 617-09-67-000-9922	HARTING	D-Sub Tools & Hardware SCREWLOCK UNC 13MM 2pc=1 connector	Datasheet	13,370In Stock 8,500Expected 24/11/2026	£0.841 £0.715 £0.638 £0.608 View £0.561 £0.542 £0.516 £0.493 £0.479	Min.: 2 Mult.: 2
D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 13MM 09670009924 HARTING 1: £0.96 7,432In Stock	Mfr. Part No. 09670009924 Mouser Part No 617-09-67-000-9924	HARTING	D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 13MM	Datasheet	7,432In Stock	£0.96 £0.841 £0.78 £0.739 View £0.685 £0.662 £0.63 £0.601	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREWLOCK FOR R/A VERSION 09670009972 HARTING 1: £0.458 27,426In Stock	Mfr. Part No. 09670009972 Mouser Part No 617-09-67-000-9972	HARTING	D-Sub Tools & Hardware SCREWLOCK FOR R/A VERSION	Datasheet	27,426In Stock	£0.458 £0.388 £0.346 £0.303 View £0.255 £0.247 £0.233 £0.23 £0.207	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 18MM 09670009973 HARTING 1: £0.969 4,024In Stock	Mfr. Part No. 09670009973 Mouser Part No 617-09-67-000-9973	HARTING	D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 18MM	Datasheet	4,024In Stock	£0.969 £0.826 £0.738 £0.707 View £0.65 £0.626 £0.609	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FEMALE SCREW LOCKS 4-40 THREAD 11MM 09670009974 HARTING 1: £0.458 12,717In Stock 6,600Expected 27/11/2026	Mfr. Part No. 09670009974 Mouser Part No 617-09-67-000-9974	HARTING	D-Sub Tools & Hardware FEMALE SCREW LOCKS 4-40 THREAD 11MM	Datasheet	12,717In Stock 6,600Expected 27/11/2026	£0.458 £0.388 £0.346 £0.329 View £0.293 £0.28 £0.272 £0.262 £0.26	Min.: 1 Mult.: 1
D-Sub Tools & Hardware D-SUB ML SCRWLK 4-40 09670009971 HARTING 1: £0.593 5,623In Stock	Mfr. Part No. 09670009971 Mouser Part No 617-09670009971	HARTING	D-Sub Tools & Hardware D-SUB ML SCRWLK 4-40 Learn More about HARTING backshell d sub connectors	Datasheet	5,623In Stock	£0.593 £0.505 £0.45 £0.428 View £0.382 £0.368 £0.346 £0.337 £0.313	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HEX EXTENDER KIT 4-40 UNC 09670019985 HARTING 1: £1.89 1,450In Stock 1,800Expected 09/11/2026	Mfr. Part No. 09670019985 Mouser Part No 617-09670019985	HARTING	D-Sub Tools & Hardware HEX EXTENDER KIT 4-40 UNC	Datasheet	1,450In Stock 1,800Expected 09/11/2026	£1.89 £1.61 £1.43 £1.39	Min.: 1 Mult.: 1
D-Sub Tools & Hardware F screw lock for PCB 863001019TLF Amphenol Commercial Products 1: £0.383 12,923In Stock	Mfr. Part No. 863001019TLF Mouser Part No 649-863001019TLF	Amphenol Commercial Products	D-Sub Tools & Hardware F screw lock for PCB Learn More about Amphenol Commercial Products amphenol commercial d sub io connectors	Datasheet	12,923In Stock	£0.383 £0.276 £0.256 £0.242 View £0.227 £0.226 £0.221 £0.216	Min.: 1 Mult.: 1
D-Sub Tools & Hardware DSUB FEM SCREW LOCK 86551009TLF Amphenol Commercial Products 1: £0.353 11,188In Stock	Mfr. Part No. 86551009TLF Mouser Part No 649-86551009TLF	Amphenol Commercial Products	D-Sub Tools & Hardware DSUB FEM SCREW LOCK Learn More about Amphenol Commercial Products amphenol commercial d sub io connectors	Datasheet	11,188In Stock	£0.353 £0.304 £0.274 £0.258 View £0.232 £0.223	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT Spring Clip w/ Screw Lock for Size 1-4 D-Sub, #4-40 Thread, Zinc-plated Steel 172704-0122 Molex 1: £0.89 8,009In Stock 11,000Expected 21/12/2026	Mfr. Part No. 172704-0122 Mouser Part No 152-F-SCHV-1	Molex	D-Sub Tools & Hardware FCT Spring Clip w/ Screw Lock for Size 1-4 D-Sub, #4-40 Thread, Zinc-plated Steel	Datasheet	8,009In Stock 11,000Expected 21/12/2026	£0.89 £0.759 £0.675 £0.643 View £0.602 £0.573 £0.546 £0.49	Min.: 1 Mult.: 1

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4-40 Connectors

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