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4-40 Connectors

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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.
D-Sub Tools & Hardware SCREWLOCK FOR R/A VERSION 09670009972 HARTING 1: $0.61 27,554In Stock	Mfr. Part # 09670009972 Mouser Part # 617-09-67-000-9972	HARTING	D-Sub Tools & Hardware SCREWLOCK FOR R/A VERSION	Datasheet	27,554In Stock	$0.61 $0.517 $0.461 $0.409 View $0.349 $0.329 $0.31 $0.308 $0.28	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FEMALE SCREWLOCK 5748271-3 TE Connectivity 1: $4.37 2,622In Stock	Mfr. Part # 5748271-3 Mouser Part # 571-5748271-3	TE Connectivity	D-Sub Tools & Hardware FEMALE SCREWLOCK Learn More about TE Connectivity amplimite military dsub connectors	Datasheet	2,622In Stock	$4.37 $3.92 $3.83 $3.69 View $3.54 $3.36 $3.25 $2.94 $2.82	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCRW RETAINER KIT 5746881-2 TE Connectivity / AMP 1: $2.30 9,999In Stock	Mfr. Part # 5746881-2 Mouser Part # 571-5746881-2	TE Connectivity / AMP	D-Sub Tools & Hardware SCRW RETAINER KIT	Datasheet	9,999In Stock	$2.30 $2.01 $1.79 $1.71 View $1.60 $1.53 $1.44 $1.34 $1.17	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 12.9 173112-0597 Molex 1: $1.49 450In Stock	Mfr. Part # 173112-0597 Mouser Part # 152-173112-0597	Molex	D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 12.9	Datasheet	450In Stock	$1.49 $1.30 $1.24 $1.16 View $1.05 $0.971 $0.87 $0.84 $0.80	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HOOD DB37/HD62 METAL SDC37AG L-Com 1: $31.76 15In Stock 57Expected 11/20/2026 New At Mouser	Mfr. Part # SDC37AG Mouser Part # 17-SDC37AG New At Mouser	L-Com	D-Sub Tools & Hardware HOOD DB37/HD62 METAL	Datasheet	15In Stock 57Expected 11/20/2026	$31.76 $26.99 $25.01 $23.82 View $23.01 $22.59 $22.24 Quote	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 18.7 NM 173114-0170 Molex 1: $5.43 213In Stock	Mfr. Part # 173114-0170 Mouser Part # 152-173114-0170	Molex	D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 18.7 NM	Datasheet	213In Stock	$5.43 $4.94 $4.71 $3.99 View $3.80 $3.17 $3.03 $2.94	Min.: 1 Mult.: 1
D-Sub Tools & Hardware I/O DSUB CONNECTOR JACK SCREW KIT 3342-4-KIT 3M Electronic Solutions Division 1: $2.59 5In Stock	Mfr. Part # 3342-4-KIT Mouser Part # 517-3342-4-KIT	3M Electronic Solutions Division	D-Sub Tools & Hardware I/O DSUB CONNECTOR JACK SCREW KIT	Datasheet	5In Stock	$2.59 $2.36 $2.24 $1.80 View $1.76 $1.73 $1.62 $1.58 $1.53	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 X 0.430 D-SUB COVER SCREW B71E314165S Northern Technologies 1: $0.59 1,000In Stock New At Mouser	Mfr. Part # B71E314165S Mouser Part # 19-B71E314165S New At Mouser	Northern Technologies	D-Sub Tools & Hardware 4-40 X 0.430 D-SUB COVER SCREW	Datasheet	1,000In Stock	$0.59 $0.507 $0.464 $0.419 View $0.382 $0.321 $0.301 $0.288 $0.273	Min.: 1 Mult.: 1
D-Sub Tools & Hardware I/O MOUNTINGS SCREWS AND SETS 7000057926 3M Electronic Specialty 1: $7.36 44In Stock	Mfr. Part # 7000057926 Mouser Part # 517-7000057926	3M Electronic Specialty	D-Sub Tools & Hardware I/O MOUNTINGS SCREWS AND SETS	Datasheet	44In Stock	$7.36 $6.66 $6.29 $5.76 View $4.88 $4.79 $4.64 $4.37 $4.28	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HOOD DB9/HD15 METAL SDC9AG L-Com 1: $13.70 709In Stock New At Mouser	Mfr. Part # SDC9AG Mouser Part # 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	$13.70 $12.05 $11.30 $10.76 View $10.24 $9.60 $9.14 $8.71	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT THMB SCREW 4-40UNC 55.6 W/CAP 173112-0426 Molex 1: $2.06 1,574In Stock	Mfr. Part # 173112-0426 Mouser Part # 152-173112-0426	Molex	D-Sub Tools & Hardware FCT THMB SCREW 4-40UNC 55.6 W/CAP	Datasheet	1,574In Stock	$2.06 $1.75 $1.56 $1.48 View $1.37 $1.32 $1.25 $1.10 $1.08	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 10PACK FEMALE SCREW L17-D20418-2-TX Amphenol Commercial Products 1: $6.68 371In Stock 800Expected 12/21/2026	Mfr. Part # L17-D20418-2-TX Mouser Part # 523-17-D20418-2-TX	Amphenol Commercial Products	D-Sub Tools & Hardware 10PACK FEMALE SCREW	Datasheet	371In Stock 800Expected 12/21/2026	$6.68 $5.52 $5.33 $5.04 View $5.03 $4.78 $4.62	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREW 4-40 5.59mm 5205979-1 TE Connectivity / AMP 1: $1.02 3,446In Stock	Mfr. Part # 5205979-1 Mouser Part # 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	$1.02 $0.866 $0.773 $0.736 View $0.69 $0.657 $0.612 $0.573 $0.539	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 PAN HEAD SCREW length .425" 5229996-2 TE Connectivity 1: $0.85 3,680In Stock	Mfr. Part # 5229996-2 Mouser Part # 571-5229996-2	TE Connectivity	D-Sub Tools & Hardware 4-40 PAN HEAD SCREW length .425"	Datasheet	3,680In Stock	$0.85 $0.726 $0.648 $0.617 View $0.578 $0.55 $0.504 $0.473 $0.455	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 PAN HEAD SCREW length .350" 5229996-3 TE Connectivity / AMP 1: $0.26 19,895In Stock	Mfr. Part # 5229996-3 Mouser Part # 571-5229996-3	TE Connectivity / AMP	D-Sub Tools & Hardware 4-40 PAN HEAD SCREW length .350"	Datasheet	19,895In Stock	$0.26 $0.217 $0.194 $0.185 View $0.165 $0.157 $0.142 $0.135 $0.122	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREWLOCK FOR STRT VERSION 09660009972 HARTING 1: $1.10 3,318In Stock 2,800Expected 12/21/2026	Mfr. Part # 09660009972 Mouser Part # 617-09-66-000-9972	HARTING	D-Sub Tools & Hardware SCREWLOCK FOR STRT VERSION	Datasheet	3,318In Stock 2,800Expected 12/21/2026	$1.10 $0.973 $0.869 $0.827 View $0.765 $0.738 $0.702 $0.658 $0.653	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREWLOCK UNC 13MM 2pc=1 connector 09670009922 HARTING 2: $1.12 13,554In Stock 8,500Expected 11/30/2026	Mfr. Part # 09670009922 Mouser Part # 617-09-67-000-9922	HARTING	D-Sub Tools & Hardware SCREWLOCK UNC 13MM 2pc=1 connector	Datasheet	13,554In Stock 8,500Expected 11/30/2026	$1.12 $0.952 $0.85 $0.809 View $0.748 $0.722 $0.687 $0.657 $0.638	Min.: 2 Mult.: 2
D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 13MM 09670009924 HARTING 1: $1.28 7,464In Stock	Mfr. Part # 09670009924 Mouser Part # 617-09-67-000-9924	HARTING	D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 13MM	Datasheet	7,464In Stock	$1.28 $1.12 $1.04 $0.984 View $0.913 $0.881 $0.839 $0.801	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 18MM 09670009973 HARTING 1: $1.29 4,144In Stock	Mfr. Part # 09670009973 Mouser Part # 617-09-67-000-9973	HARTING	D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 18MM	Datasheet	4,144In Stock	$1.29 $1.10 $0.982 $0.934 View $0.865 $0.834 $0.795 $0.792 $0.744	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FEMALE SCREW LOCKS 4-40 THREAD 11MM 09670009974 HARTING 1: $0.61 5,917In Stock 13,400On Order	Mfr. Part # 09670009974 Mouser Part # 617-09-67-000-9974	HARTING	D-Sub Tools & Hardware FEMALE SCREW LOCKS 4-40 THREAD 11MM	Datasheet	5,917In Stock 13,400On Order On Order Ship Dates Mfr. #: 09670009974 Stock: 5,917 Can Ship Immediately On Order: 6,800 Pending 6,600 Expected 11/27/2026 Factory Lead-Time: 5 Weeks	$0.61 $0.517 $0.461 $0.438 View $0.391 $0.373 $0.362 $0.349 $0.347	Min.: 1 Mult.: 1
D-Sub Tools & Hardware D-SUB ML SCRWLK 4-40 09670009971 HARTING 1: $0.79 5,623In Stock	Mfr. Part # 09670009971 Mouser Part # 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	$0.79 $0.672 $0.60 $0.57 View $0.509 $0.491 $0.46 $0.449 $0.418	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HEX EXTENDER KIT 4-40 UNC 09670019985 HARTING 1: $2.51 1,450In Stock 1,800Expected 11/9/2026	Mfr. Part # 09670019985 Mouser Part # 617-09670019985	HARTING	D-Sub Tools & Hardware HEX EXTENDER KIT 4-40 UNC	Datasheet	1,450In Stock 1,800Expected 11/9/2026	$2.51 $2.14 $1.91 $1.81 View $1.68 $1.61 $1.44	Min.: 1 Mult.: 1
D-Sub Tools & Hardware F screw lock for PCB 863001019TLF Amphenol Commercial Products 1: $0.51 13,128In Stock	Mfr. Part # 863001019TLF Mouser Part # 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	13,128In Stock	$0.51 $0.367 $0.341 $0.322 View $0.302 $0.301 $0.294 $0.286 $0.275	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: $1.19 7,809In Stock 11,000Expected 12/21/2026	Mfr. Part # 172704-0122 Mouser Part # 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	7,809In Stock 11,000Expected 12/21/2026	$1.19 $1.01 $0.899 $0.856 View $0.802 $0.763 $0.727 $0.652	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HOOD DB25/HD44 METAL SDC25AG L-Com 1: $19.17 170In Stock New At Mouser	Mfr. Part # SDC25AG Mouser Part # 17-SDC25AG New At Mouser	L-Com	D-Sub Tools & Hardware HOOD DB25/HD44 METAL	Datasheet	170In Stock	$19.17 $16.82 $15.77 $15.02 View $13.91 $13.41 $12.77 Quote	Min.: 1 Mult.: 1

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