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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 FEM SCREWLOCK 4-40 177619-1 TE Connectivity / AMP 1: $0.74 5,055In Stock	Mfr. Part No. 177619-1 Mouser Part No 571-177619-1	TE Connectivity / AMP	D-Sub Tools & Hardware FEM SCREWLOCK 4-40 Learn More about TE Connectivity / AMP te connectivity amplimite military dsub connectors	Datasheet	5,055In Stock	$0.74 $0.628 $0.561 $0.506 View $0.461 $0.414 $0.401 $0.383 $0.364	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREWLOCK W/SPRING WASHER 178877-1 TE Connectivity / AMP 1: $0.64 16,032In Stock	Mfr. Part No. 178877-1 Mouser Part No 571-178877-1	TE Connectivity / AMP	D-Sub Tools & Hardware SCREWLOCK W/SPRING WASHER Learn More about TE Connectivity / AMP te connectivity amplimite military dsub connectors	Datasheet	16,032In Stock	$0.64 $0.611 $0.545 $0.519 View $0.463 $0.45 $0.416	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 UNC Screw Retnr Kit Amplimite HD 1857211-3 TE Connectivity 1: $4.47 2,035In Stock 2,000Expected 2026/11/05	Mfr. Part No. 1857211-3 Mouser Part No 571-1857211-3	TE Connectivity	D-Sub Tools & Hardware 4-40 UNC Screw Retnr Kit Amplimite HD Learn More about TE Connectivity amplimite military dsub connectors	Datasheet	2,035In Stock 2,000Expected 2026/11/05	$4.47 $3.85 $3.44 $3.33 $3.07	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FEMALE SCRWLCK DSUB 5205818-3 TE Connectivity 1: $0.83 18,900In Stock 18,000Expected 2027/01/04	Mfr. Part No. 5205818-3 Mouser Part No 571-5205818-3	TE Connectivity	D-Sub Tools & Hardware FEMALE SCRWLCK DSUB Learn More about TE Connectivity amplimite military dsub connectors	Datasheet	18,900In Stock 18,000Expected 2027/01/04	$0.83 $0.701 $0.623 $0.597 View $0.533 $0.507 $0.476	Min.: 1 Mult.: 1
D-Sub Tools & Hardware DSUB ACC: FEMALE SCREWLOCK 5207953-2 TE Connectivity 1: $0.74 10,625In Stock	Mfr. Part No. 5207953-2 Mouser Part No 571-5207953-2	TE Connectivity	D-Sub Tools & Hardware DSUB ACC: FEMALE SCREWLOCK Learn More about TE Connectivity amplimite military dsub connectors	Datasheet	10,625In Stock	$0.74 $0.626 $0.559 $0.533 View $0.476 $0.416 $0.399 $0.386	Min.: 1 Mult.: 1
D-Sub Tools & Hardware DSUB ACC: FEMALE SCREWLOCK 5207953-3 TE Connectivity 1: $0.38 40,636In Stock 10,000Expected 2026/10/20	Mfr. Part No. 5207953-3 Mouser Part No 571-5207953-3	TE Connectivity	D-Sub Tools & Hardware DSUB ACC: FEMALE SCREWLOCK Learn More about TE Connectivity amplimite military dsub connectors	Datasheet	40,636In Stock 10,000Expected 2026/10/20	$0.38 $0.326 $0.291 $0.251 View $0.231 $0.20	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FEMALE SCREWLOCK 5748271-1 TE Connectivity 1: $3.14 1,030In Stock	Mfr. Part No. 5748271-1 Mouser Part No 571-5748271-1	TE Connectivity	D-Sub Tools & Hardware FEMALE SCREWLOCK Learn More about TE Connectivity amplimite military dsub connectors	Datasheet	1,030In Stock	$3.14 $2.91 $2.80 $2.56 View $2.40 $2.37 $2.27 $2.21	Min.: 1 Mult.: 1
D-Sub Tools & Hardware LATCHING BLOCK KIT 745403-8 TE Connectivity / AMP 1: $5.13 1,335In Stock	Mfr. Part No. 745403-8 Mouser Part No 571-7454038	TE Connectivity / AMP	D-Sub Tools & Hardware LATCHING BLOCK KIT Learn More about TE Connectivity / AMP te connectivity amplimite military dsub connectors	Datasheet	1,335In Stock	$5.13 $5.11 $4.79 $4.45 View $4.11 $3.98 $3.68 $3.59	Min.: 1 Mult.: 1
D-Sub Tools & Hardware F screw lock for Cbl 863001060TLF Amphenol Commercial Products 1: $0.74 9,864In Stock	Mfr. Part No. 863001060TLF Mouser Part No 649-863001060TLF	Amphenol Commercial Products	D-Sub Tools & Hardware F screw lock for Cbl Learn More about Amphenol Commercial Products amphenol fci d sub io connectors	Datasheet	9,864In Stock	$0.74 $0.633 $0.565 $0.538 View $0.48 $0.431 $0.427 $0.421 $0.411	Min.: 1 Mult.: 1
D-Sub Tools & Hardware D SUB-FEMALE SCREW LOCK ASSBLY KIT L17D204182 Amphenol Commercial Products 1: $1.26 71In Stock 500Expected 2026/11/02	Mfr. Part No. L17D204182 Mouser Part No 523-L17D204182	Amphenol Commercial Products	D-Sub Tools & Hardware D SUB-FEMALE SCREW LOCK ASSBLY KIT	Datasheet	71In Stock 500Expected 2026/11/02	$1.26 $1.10 $1.05 $0.911 View $0.886 $0.809 $0.793 $0.79	Min.: 1 Mult.: 1
D-Sub Tools & Hardware D-SUB ACCESSORY L17D2041921X Amphenol Commercial Products 1: $6.66 28In Stock 200Expected 2026/11/12	Mfr. Part No. L17D2041921X Mouser Part No 523-L17D2041921X	Amphenol Commercial Products	D-Sub Tools & Hardware D-SUB ACCESSORY	Datasheet	28In Stock 200Expected 2026/11/12	$6.66 $5.68 $5.31 $5.06 View $4.59 $4.36 $4.24 $4.12	Min.: 1 Mult.: 1
D-Sub Tools & Hardware DSUB ACC: FEMALE SCREWLOCK 5745563-4 TE Connectivity 1: $3.72 582In Stock	Mfr. Part No. 5745563-4 Mouser Part No 571-5745563-4	TE Connectivity	D-Sub Tools & Hardware DSUB ACC: FEMALE SCREWLOCK Learn More about TE Connectivity amplimite military dsub connectors	Datasheet	582In Stock	$3.72 $3.17 $2.83 $2.69 View $2.52 $2.40 $2.26 $2.06 $2.04	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FEMALE SCREW LOCKS 4-40 THREAD 11MM 09670009974 HARTING 1: $0.611 1,047In Stock 11,800On Order	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	1,047In Stock 11,800On Order On Order Ship Dates Mfr. No: 09670009974 Stock: 1,047 Can Dispatch Immediately On Order: 6,800 Expected 2026/10/12 5,000 Expected 2026/10/30 Factory Lead Time: 5 Weeks	$0.611 $0.518 $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-SCREW-LOCK FE-UNC/M3-13MM-NI 09670019954 HARTING 1: $0.611 3,053In Stock	Mfr. Part No. 09670019954 Mouser Part No 617-09670019954	HARTING	D-Sub Tools & Hardware D SUB-SCREW-LOCK FE-UNC/M3-13MM-NI	Datasheet	3,053In Stock	$0.611 $0.518 $0.461 $0.438 View $0.391 $0.373 $0.362 $0.345 $0.337	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 4-40 FMALE SCREWLCK NICKEL PLATED 970-RTHUMBSCREW NorComp 1: $0.811 2,143In Stock	Mfr. Part No. 970-RTHUMBSCREW Mouser Part No 636-970-RTHUMBSCREW	NorComp	D-Sub Tools & Hardware 4-40 FMALE SCREWLCK NICKEL PLATED	Datasheet	2,143In Stock	$0.811 $0.704 $0.625 $0.58 View $0.53 $0.43 $0.394 $0.383 $0.363	Min.: 1 Mult.: 1
D-Sub Tools & Hardware Male screw lock 50 Socket 863003ATLF Amphenol Commercial Products 1: $0.80 657In Stock	Mfr. Part No. 863003ATLF Mouser Part No 649-863003ATLF	Amphenol Commercial Products	D-Sub Tools & Hardware Male screw lock 50 Socket Learn More about Amphenol Commercial Products amphenol fci d sub io connectors	Datasheet	657In Stock	$0.80 $0.718 $0.701 $0.675 View $0.644 $0.58 $0.521 $0.516	Min.: 1 Mult.: 1
D-Sub Tools & Hardware 9P CAP W/LANYRD FOR MALE 16-000380 Amphenol CONEC 1: $12.86 113In Stock	Mfr. Part No. 16-000380 Mouser Part No 706-16-000380	Amphenol CONEC	D-Sub Tools & Hardware 9P CAP W/LANYRD FOR MALE	Datasheet	113In Stock	$12.86 $10.94 $10.26 $9.97 View $9.48 $7.87 $7.70	Min.: 1 Mult.: 1
D-Sub Tools & Hardware CAP METAL 9 POS MALE W/SCREWS 165X16769X Amphenol CONEC 1: $3.40 296In Stock 1,050On Order	Mfr. Part No. 165X16769X Mouser Part No 706-165X16769X	Amphenol CONEC	D-Sub Tools & Hardware CAP METAL 9 POS MALE W/SCREWS Learn More about Amphenol CONEC conec dsub family	Datasheet	296In Stock 1,050On Order On Order Ship Dates Mfr. No: 165X16769X Stock: 296 Can Dispatch Immediately On Order: 500 Expected 2026/10/28 550 Expected 2026/11/26 Factory Lead Time: 9 Weeks	$3.40 $2.72 $2.67	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 10.9 TIN 173112-0456 Molex / FCT 1: $0.92 27In Stock	Mfr. Part No. 173112-0456 Mouser Part No 152-173112-0456	Molex / FCT	D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 10.9 TIN	Datasheet	27In Stock	$0.92 $0.785 $0.636 $0.605 View $0.587 $0.549 $0.515 $0.504	Min.: 1 Mult.: 1
D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 11.2 TIN 173112-0660 Molex / FCT 2: $1.26 896In Stock	Mfr. Part No. 173112-0660 Mouser Part No 152-173112-0660	Molex / FCT	D-Sub Tools & Hardware FCT SCREW SET 4-40/4-40 11.2 TIN	Datasheet	896In Stock	$1.26 $1.08 $1.07 $1.06 View $0.723 $0.697	Min.: 2 Mult.: 2
D-Sub Tools & Hardware FCT SCREW SET 4-40/M2.5 12.7 NI 173112-0981 Molex / FCT 1: $1.43 371In Stock	Mfr. Part No. 173112-0981 Mouser Part No 152-173112-0981	Molex / FCT	D-Sub Tools & Hardware FCT SCREW SET 4-40/M2.5 12.7 NI	Datasheet	371In Stock	$1.43 $1.22 $0.976 $0.934 View $0.878 $0.726 $0.704 $0.684 $0.676	Min.: 1 Mult.: 1
D-Sub Tools & Hardware SCREW LOCK 172704-0122 Molex / FCT 1: $0.97 933In Stock 22,000On Order	Mfr. Part No. 172704-0122 Mouser Part No 152-F-SCHV-1	Molex / FCT	D-Sub Tools & Hardware SCREW LOCK	Datasheet	933In Stock 22,000On Order On Order Ship Dates Mfr. No: 172704-0122 Stock: 933 Can Dispatch Immediately On Order: 3,000 Expected 2026/10/30 4,000 Expected 2026/11/06 4,000 Expected 2026/11/12 11,000 Expected 2026/12/21 Factory Lead Time: 17 Weeks	$0.97 $0.854 $0.829 $0.797 View $0.745 $0.697 $0.628	Min.: 1 Mult.: 1
D-Sub Tools & Hardware ADPT COVER DB25 SHIELDED MTL DHS25 L-Com 1: $27.25 3In Stock New At Mouser	Mfr. Part No. DHS25 Mouser Part No 17-DHS25 New At Mouser	L-Com	D-Sub Tools & Hardware ADPT COVER DB25 SHIELDED MTL	Datasheet	3In Stock	$27.25 $22.93 $21.67 $20.67 View $19.68 $18.45 $17.56	Min.: 1 Mult.: 1
D-Sub Tools & Hardware HOOD DB25/HD44 METAL SDC25AG L-Com 1: $19.81 76In Stock 110Expected 2026/10/09 New At Mouser	Mfr. Part No. SDC25AG Mouser Part No 17-SDC25AG New At Mouser	L-Com	D-Sub Tools & Hardware HOOD DB25/HD44 METAL	Datasheet	76In Stock 110Expected 2026/10/09	$19.81 $16.83 $15.77 $15.03 View $14.30 $13.41 $12.77 $12.76	Min.: 1 Mult.: 1
D-Sub Tools & Hardware LOCKING POST ASSY 5206514-4 TE Connectivity 1: $12.15 18In Stock 500Expected 2027/03/01	Mfr. Part No. 5206514-4 Mouser Part No 571-5206514-4	TE Connectivity	D-Sub Tools & Hardware LOCKING POST ASSY Learn More about TE Connectivity amplimite military dsub connectors	Datasheet	18In Stock 500Expected 2027/03/01	$12.15 $10.39 $8.93 $8.47 View $8.08 $7.83	Min.: 1 Mult.: 1

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