.hide-partial { max-height: none; } .show-more { display: none; }

In-Line Circular Connectors

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circular Connectors

List Images

Results: 68.457

Applied Filters:

Shell Style = In-Line

Manufacturer

Product

Contact Gender

Termination Style

IP Rating

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Circular MIL Spec Connector RECEPT

MS3121E18-32P
Amphenol Aerospace
1: Rp2.134.557
3In Stock
Verify Status with Factory

Mfr. Part No.
MS3121E18-32P

Mouser Part No
654-MS3121E18-32P

Verify Status with Factory

Amphenol Aerospace

Circular MIL Spec Connector RECEPT

Learn More

Datasheet

3In Stock

Rp2.134.557

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

Circular MIL Spec Connector 21P Sz 22 Cable Conn Recpt Skt Cont Crim

MS3121E22-21S
Amphenol Aerospace
1: Rp7.028.903
3In Stock
Verify Status with Factory

Mfr. Part No.
MS3121E22-21S

Mouser Part No
654-MS3121E22-21S

Verify Status with Factory

Amphenol Aerospace

Circular MIL Spec Connector 21P Sz 22 Cable Conn Recpt Skt Cont Crim

Learn More

Datasheet

3In Stock

Rp7.028.903

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector CABLE CONNECTING RECEPTACLE

MS3121F10-6S(LC)
Amphenol Aerospace
1: Rp1.333.020
1In Stock
Verify Status with Factory

Mfr. Part No.
MS3121F10-6S(LC)

Mouser Part No
654-MS3121F10-6S(LC)

Verify Status with Factory

Amphenol Aerospace

Circular MIL Spec Connector CABLE CONNECTING RECEPTACLE

Learn More

Datasheet

1In Stock

Rp1.333.020

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector CABLE CONNECTING RECEPTACLE

MS3121F12-10S(LC)
Amphenol Aerospace
1: Rp2.055.669
8In Stock
Verify Status with Factory

Mfr. Part No.
MS3121F12-10S(LC)

Mouser Part No
654-MS3121F12-10SLC

Verify Status with Factory

Amphenol Aerospace

Circular MIL Spec Connector CABLE CONNECTING RECEPTACLE

Learn More

Datasheet

8In Stock

Rp2.055.669

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector 7P MS Series MIL-DTL-5015

MS3451L20-15P
Amphenol Aerospace
1: Rp2.757.037
8In Stock

Mfr. Part No.
MS3451L20-15P

Mouser Part No
654-MS3451L20-15P

Amphenol Aerospace

Circular MIL Spec Connector 7P MS Series MIL-DTL-5015

Learn More

Datasheet

8In Stock

Rp2.757.037

Rp2.530.280

Rp2.432.863

Rp2.351.590

Quote

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

Circular MIL Spec Connector 4P MS Series MIL-DTL-5015

MS3451W16-9S
Amphenol Aerospace
1: Rp4.379.924
2In Stock

Mfr. Part No.
MS3451W16-9S

Mouser Part No
654-MS3451W16-9S

Amphenol Aerospace

Circular MIL Spec Connector 4P MS Series MIL-DTL-5015

Learn More

Datasheet

2In Stock

Rp4.379.924

Rp3.397.496

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector CABLE MNT REC SKT 37P SIZE 16

MS3451W28-21S
Amphenol Aerospace
1: Rp11.847.847
1In Stock

Mfr. Part No.
MS3451W28-21S

Mouser Part No
654-MS3451W28-21S

Amphenol Aerospace

Circular MIL Spec Connector CABLE MNT REC SKT 37P SIZE 16

Learn More

Datasheet

1In Stock

Rp11.847.847

Rp9.311.879

Quote

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector RECEPT

MS3451W40-56P
Amphenol Aerospace
1: Rp9.459.381
1In Stock
New Product

Mfr. Part No.
MS3451W40-56P

Mouser Part No
654-MS3451W4056P

New Product

Amphenol Aerospace

Circular MIL Spec Connector RECEPT

Datasheet

1In Stock

Rp9.459.381

Rp8.836.167

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

Circular MIL Spec Connector MB 18C 18#20 SKT CABLE RECEPTACLE

MS3471L14-18S
Amphenol Aerospace
1: Rp1.200.012
9In Stock
Factory Special Order

Mfr. Part No.
MS3471L14-18S

Mouser Part No
654-MS3471L14-18S

Factory Special Order

Amphenol Aerospace

Circular MIL Spec Connector MB 18C 18#20 SKT CABLE RECEPTACLE

Learn More

Datasheet

9In Stock

Rp1.200.012

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector MB 4C 4#12 PIN CABLE RECEPTACLE

MS3471L14-4P
Amphenol Aerospace
1: Rp1.233.218
9In Stock
50Expected 02/09/2026
Factory Special Order

Mfr. Part No.
MS3471L14-4P

Mouser Part No
654-MS3471L14-4P

Factory Special Order

Amphenol Aerospace

Circular MIL Spec Connector MB 4C 4#12 PIN CABLE RECEPTACLE

Learn More

Datasheet

9In Stock

50Expected 02/09/2026

Rp1.233.218

Rp1.069.388

Rp1.028.293

Rp1.019.671

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

Circular MIL Spec Connector MB 4C 4#12 SKT CABLE RECEPTACLE

MS3471L14-4S
Amphenol Aerospace
1: Rp1.178.914
12In Stock
Factory Special Order

Mfr. Part No.
MS3471L14-4S

Mouser Part No
654-MS3471L14-4S

Factory Special Order

Amphenol Aerospace

Circular MIL Spec Connector MB 4C 4#12 SKT CABLE RECEPTACLE

Learn More

Datasheet

12In Stock

Rp1.178.914

Rp1.022.239

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector MB 6C 6#20 SKT CABLE RECEPTACLE

MS3471W10-6S
Amphenol Aerospace
1: Rp837.495
31In Stock
Factory Special Order

Mfr. Part No.
MS3471W10-6S

Mouser Part No
654-MS3471W10-6S

Factory Special Order

Amphenol Aerospace

Circular MIL Spec Connector MB 6C 6#20 SKT CABLE RECEPTACLE

Learn More

Datasheet

31In Stock

Rp837.495

Rp728.153

Rp696.598

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector MB 8C 8#20 PIN CABLE RECEPTACLE

MS3471W12-8P
Amphenol Aerospace
1: Rp1.106.080
27In Stock
Factory Special Order

Mfr. Part No.
MS3471W12-8P

Mouser Part No
654-MS3471W12-8P

Factory Special Order

Amphenol Aerospace

Circular MIL Spec Connector MB 8C 8#20 PIN CABLE RECEPTACLE

Learn More

Datasheet

27In Stock

Rp1.106.080

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

Circular MIL Spec Connector MB 12C 8#20, 4#16 PIN CABLE RECEPTACLE

MS3471W14-12P
Amphenol Aerospace
1: Rp1.218.541
17In Stock

Mfr. Part No.
MS3471W14-12P

Mouser Part No
654-MS3471W14-12P

Amphenol Aerospace

Circular MIL Spec Connector MB 12C 8#20, 4#16 PIN CABLE RECEPTACLE

Datasheet

17In Stock

Rp1.218.541

Rp1.056.730

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

Circular MIL Spec Connector MB 4C 4#12 SKT CABLE RECEPTACLE

MS3471W14-4S
Amphenol Aerospace
1: Rp1.154.514
19In Stock
Factory Special Order

Mfr. Part No.
MS3471W14-4S

Mouser Part No
654-MS3471W14-4S

Factory Special Order

Amphenol Aerospace

Circular MIL Spec Connector MB 4C 4#12 SKT CABLE RECEPTACLE

Learn More

Datasheet

19In Stock

Rp1.154.514

Rp1.001.141

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Crimp

Circular MIL Spec Connector MB 3C 3#20 PIN CABLE RECEPTACLE

MS3471W8-33P
Amphenol Aerospace
1: Rp707.238
13In Stock
50Expected 20/11/2026
Factory Special Order

Mfr. Part No.
MS3471W8-33P

Mouser Part No
654-MS3471W8-33P

Factory Special Order

Amphenol Aerospace

Circular MIL Spec Connector MB 3C 3#20 PIN CABLE RECEPTACLE

Learn More

Datasheet

13In Stock

50Expected 20/11/2026

Rp707.238

Rp601.198

Rp574.046

Rp560.103

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

Circular MIL Spec Connector PT 6C 6#20 SKT RECP Socket Receptacle

PT01A-10-6S(005)
Amphenol Industrial
1: Rp971.421
8In Stock

Mfr. Part No.
PT01A-10-6S(005)

Mouser Part No
654-PT01A106S005

Amphenol Industrial

Circular MIL Spec Connector PT 6C 6#20 SKT RECP Socket Receptacle

Learn More

Datasheet

8In Stock

Rp971.421

Rp844.650

Rp821.534

Rp805.573

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Solder

Circular MIL Spec Connector 6P Sz 10 Cable Mount Pin Receptacle

PT01E-10-98P
Amphenol Industrial
1: Rp887.213
25In Stock

Mfr. Part No.
PT01E-10-98P

Mouser Part No
654-PT01E-10-98P

Amphenol Industrial

Circular MIL Spec Connector 6P Sz 10 Cable Mount Pin Receptacle

Learn More

Datasheet

25In Stock

Rp887.213

Rp771.266

Rp738.060

Rp673.665

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Solder

Circular MIL Spec Connector 5P Sz 14 Cable Mount Pin Receptacle

PT01E-14-5P
Amphenol Industrial
1: Rp1.024.991
25In Stock

Mfr. Part No.
PT01E-14-5P

Mouser Part No
654-PT01E-14-5P

Amphenol Industrial

Circular MIL Spec Connector 5P Sz 14 Cable Mount Pin Receptacle

Learn More

Datasheet

25In Stock

Rp1.024.991

Rp900.789

Rp852.539

Rp821.167

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Solder

Circular MIL Spec Connector 21P Sz 22 Cable Mnt Pin Receptacle

PT01E-22-21P
Amphenol Industrial
1: Rp1.764.151
2In Stock

Mfr. Part No.
PT01E-22-21P

Mouser Part No
654-PT01E-22-21P

Amphenol Industrial

Circular MIL Spec Connector 21P Sz 22 Cable Mnt Pin Receptacle

Learn More

Datasheet

2In Stock

Rp1.764.151

Rp1.608.761

Rp1.546.751

Rp1.495.016

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Solder

Circular MIL Spec Connector CommercialVersion of MS3111F8-2P

PT01E-8-2P(SR)
Amphenol Industrial
1: Rp836.578
4In Stock

Mfr. Part No.
PT01E-8-2P(SR)

Mouser Part No
654-PT01E82PSR

Amphenol Industrial

Circular MIL Spec Connector CommercialVersion of MS3111F8-2P

Learn More

Datasheet

4In Stock

Rp836.578

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Solder

Circular MIL Spec Connector

PT01J-12-8S
Amphenol Industrial
1: Rp3.239.720
6In Stock
Factory Special Order

Mfr. Part No.
PT01J-12-8S

Mouser Part No
654-PT01J-12-8S

Factory Special Order

Amphenol Industrial

Circular MIL Spec Connector

Learn More

Datasheet

6In Stock

Rp3.239.720

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Solder

Circular MIL Spec Connector RECEPTACLE

PT01P-12-8P
Amphenol Industrial
1: Rp809.242
2In Stock

Mfr. Part No.
PT01P-12-8P

Mouser Part No
654-PT01P-12-8P

Amphenol Industrial

Circular MIL Spec Connector RECEPTACLE

Learn More

Datasheet

2In Stock

Rp809.242

Rp703.569

Rp684.306

Rp671.097

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Solder

Circular MIL Spec Connector ST PANEL MOUNT 4P SZ 20 PIN SOLDER

PT04A-8-4P
Amphenol Industrial
1: Rp380.680
23In Stock

Mfr. Part No.
PT04A-8-4P

Mouser Part No
654-PT04A84P

Amphenol Industrial

Circular MIL Spec Connector ST PANEL MOUNT 4P SZ 20 PIN SOLDER

Learn More

Datasheet

23In Stock

Rp380.680

Rp323.623

Rp303.259

Rp293.719

Rp291.334

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Solder

Standard Circular Connector #25 LINE RECPT PIN

TV01RW-25-35PC
Amphenol Aerospace
1: Rp8.595.468
1In Stock

Mfr. Part No.
TV01RW-25-35PC

Mouser Part No
654-TV01RW2535PC

Amphenol Aerospace

Standard Circular Connector #25 LINE RECPT PIN

Datasheet

1In Stock

Rp8.595.468

View

Min.: 1
Mult.: 1

Receptacles

Pin (Male)

Crimp

In-Line Circular Connectors

Types of Circular Connectors

Customer Service Office

Company

Resources

Support