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4-40 Connectors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CAD) Filter the results in the table by unit price based on your quantity.	Qty.
D-Sub Tools & Hardware FEMALE SCREWLOCK 5748271-3 TE Connectivity 1: $6.18 2,621In 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	2,621In Stock	$6.18 $5.56 $5.46 $5.23 View $5.04 $4.78 $4.59 $4.00 $3.89	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCRW RETAINER KIT 5746881-2 TE Connectivity / AMP 1: $3.31 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	$3.31 $2.89 $2.58 $2.46 View $2.30 $2.20 $2.07 $1.93 $1.68	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 FMALE SCREWLCK NICKEL PLATED 970-RTHUMBSCREW NorComp 1: $1.17 2,140In Stock	Mfr. Part # 970-RTHUMBSCREW Mouser Part # 636-970-RTHUMBSCREW	NorComp	D-Sub Tools & Hardware 4-40 FMALE SCREWLCK NICKEL PLATED	Datasheet	2,140In Stock	$1.17 $1.01 $0.899 $0.835 View $0.763 $0.619 $0.567 $0.55 $0.523	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 12.9 173112-0597 Molex 1: $2.15 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	$2.15 $1.87 $1.79 $1.67 View $1.51 $1.40 $1.25 $1.21 $1.15	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HOOD DB37/HD62 METAL SDC37AG L-Com 1: $48.97 4In Stock 57Expected 2026-11-20 New At Mouser	Mfr. Part # SDC37AG Mouser Part # 17-SDC37AG New At Mouser	L-Com	D-Sub Tools & Hardware HOOD DB37/HD62 METAL	Datasheet	4In Stock 57Expected 2026-11-20	$48.97 $41.62 $39.01 $37.27 View $36.03 $34.04 $33.05	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 X 0.430 D-SUB COVER SCREW B71E314165S Northern Technologies 1: $0.85 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	$0.85 $0.73 $0.668 $0.603 View $0.55 $0.462 $0.433 $0.415 $0.393	Min.: 1 Mult.: 1
D-Sub Tools & Hardware I/O DSUB CONNECTOR JACK SCREW KIT 3342-4-KIT 3M Electronic Solutions Division 1: $3.73 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	$3.73 $3.40 $3.23 $2.59 View $2.53 $2.49 $2.33 $2.28 $2.20	Min.: 1 Mult.: 1
D-Sub Tools & Hardware I/O MOUNTINGS SCREWS AND SETS 7000057926 3M Electronic Specialty 1: $10.60 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	$10.60 $9.59 $9.06 $8.29 View $7.03 $6.90 $6.68 $6.29 $6.16	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HOOD DB9/HD15 METAL SDC9AG L-Com 1: $19.73 701In 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	701In Stock	$19.73 $17.35 $16.27 $15.49 View $14.75 $13.82 $13.16 $12.54	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 10PACK FEMALE SCREW L17-D20418-2-TX Amphenol Commercial Products 1: $9.62 320In Stock 800Expected 2026-12-21	Mfr. Part # L17-D20418-2-TX Mouser Part # 523-17-D20418-2-TX	Amphenol Commercial Products	D-Sub Tools & Hardware 10PACK FEMALE SCREW	Datasheet	320In Stock 800Expected 2026-12-21	$9.62 $7.95 $7.68 $7.26 View $7.24 $6.88 $6.65	Min.: 1 Mult.: 1
D-Sub Tools & Hardware D-Sub Accessory Screwlock Nut/Washer L17D204182X Amphenol Commercial Products 1: $11.91 661In Stock	Mfr. Part # L17D204182X Mouser Part # 523-L17D204182X	Amphenol Commercial Products	D-Sub Tools & Hardware D-Sub Accessory Screwlock Nut/Washer	Datasheet	661In Stock	$11.91 $10.87 $9.99 $9.71 View $8.41 $8.25 $7.91 $7.42 Quote	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREW 4-40 5.59mm 5205979-1 TE Connectivity / AMP 1: $1.47 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	$1.47 $1.25 $1.11 $1.06 View $0.994 $0.946 $0.881 $0.825 $0.776	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 PAN HEAD SCREW length .350" 5229996-3 TE Connectivity / AMP 1: $0.374 19,354In 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	19,354In Stock	$0.374 $0.312 $0.279 $0.266 View $0.238 $0.226 $0.21 $0.20 $0.194	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREWLOCK FOR STRT VERSION 09660009972 HARTING 1: $1.58 3,268In Stock 2,800Expected 2027-03-16	Mfr. Part # 09660009972 Mouser Part # 617-09-66-000-9972	HARTING	D-Sub Tools & Hardware SCREWLOCK FOR STRT VERSION	Datasheet	3,268In Stock 2,800Expected 2027-03-16	$1.58 $1.40 $1.25 $1.19 View $1.10 $1.06 $1.01 $0.948 $0.94	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREWLOCK UNC 13MM 2pc=1 connector 09670009922 HARTING 2: $1.61 11,614In Stock 8,500Expected 2026-11-24	Mfr. Part # 09670009922 Mouser Part # 617-09-67-000-9922	HARTING	D-Sub Tools & Hardware SCREWLOCK UNC 13MM 2pc=1 connector	Datasheet	11,614In Stock 8,500Expected 2026-11-24	$1.61 $1.37 $1.22 $1.16 View $1.08 $1.04 $0.989 $0.927 $0.919	Min.: 2 Mult.: 2
D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 13MM 09670009924 HARTING 1: $1.84 7,103In Stock	Mfr. Part # 09670009924 Mouser Part # 617-09-67-000-9924	HARTING	D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 13MM	Datasheet	7,103In Stock	$1.84 $1.61 $1.50 $1.42 View $1.31 $1.27 $1.21 $1.15	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREWLOCK FOR R/A VERSION 09670009972 HARTING 1: $0.878 24,910In Stock	Mfr. Part # 09670009972 Mouser Part # 617-09-67-000-9972	HARTING	D-Sub Tools & Hardware SCREWLOCK FOR R/A VERSION	Datasheet	24,910In Stock	$0.878 $0.744 $0.664 $0.631 View $0.563 $0.537 $0.503 $0.497 $0.472	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 18MM 09670009973 HARTING 1: $1.86 3,146In Stock 2,800Expected 2026-12-08	Mfr. Part # 09670009973 Mouser Part # 617-09-67-000-9973	HARTING	D-Sub Tools & Hardware FML SCREW LOCK 4-40 THRD 18MM	Datasheet	3,146In Stock 2,800Expected 2026-12-08	$1.86 $1.58 $1.41 $1.34 View $1.25 $1.20 $1.14 $1.07	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FEMALE SCREW LOCKS 4-40 THREAD 11MM 09670009974 HARTING 1: $0.878 12,707In Stock 6,480Expected 2026-12-02	Mfr. Part # 09670009974 Mouser Part # 617-09-67-000-9974	HARTING	D-Sub Tools & Hardware FEMALE SCREW LOCKS 4-40 THREAD 11MM	Datasheet	12,707In Stock 6,480Expected 2026-12-02	$0.878 $0.744 $0.664 $0.631 View $0.563 $0.537 $0.521 $0.503 $0.50	Min.: 1 Mult.: 1
D-Sub Tools & Hardware D-SUB ML SCRWLK 4-40 09670009971 HARTING 1: $1.14 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	$1.14 $0.968 $0.864 $0.821 View $0.733 $0.707 $0.662 $0.647 $0.602	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HEX EXTENDER KIT 4-40 UNC 09670019985 HARTING 1: $3.61 3,050In Stock	Mfr. Part # 09670019985 Mouser Part # 617-09670019985	HARTING	D-Sub Tools & Hardware HEX EXTENDER KIT 4-40 UNC	Datasheet	3,050In Stock	$3.61 $3.08 $2.75 $2.61 View $2.42 $2.32 $2.07	Min.: 1 Mult.: 1
D-Sub Tools & Hardware F screw lock for PCB 863001019TLF Amphenol Commercial Products 1: $0.734 9,893In 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	9,893In Stock	$0.734 $0.528 $0.491 $0.464 View $0.435 $0.433 $0.423 $0.412 $0.396	Min.: 1 Mult.: 1
D-Sub Tools & Hardware DSUB FEM SCREW LOCK 86551009TLF Amphenol Commercial Products 1: $0.778 11,188In Stock	Mfr. Part # 86551009TLF Mouser Part # 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	$0.778 $0.665 $0.593 $0.566 View $0.504 $0.477 $0.444 $0.435 $0.406	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: $1.66 6,459In Stock 22,000On Order	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	6,459In Stock 22,000On Order On Order Ship Dates Mfr. #: 172704-0122 Stock: 6,459 Can Ship Immediately On Order: 11,000 Expected 2026-12-21 11,000 Expected 2027-05-20 Factory Lead-Time: 28 Weeks	$1.66 $1.43 $1.37 $1.28 View $1.22 $1.14 $1.08 $1.05	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HOOD DB25/HD44 METAL SDC25AG L-Com 1: $27.60 174In Stock 14Expected 2027-03-05 New At Mouser	Mfr. Part # SDC25AG Mouser Part # 17-SDC25AG New At Mouser	L-Com	D-Sub Tools & Hardware HOOD DB25/HD44 METAL	Datasheet	174In Stock 14Expected 2027-03-05	$27.60 $24.22 $22.71 $21.63 View $20.03 $19.31 $18.39 Quote	Min.: 1 Mult.: 1

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