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Circular Connectors

Circular Connectors are in stock with same-day shipping at Mouser from leading manufacturers. Mouser is an authorized distributor for many Circular Connector manufacturers, including Amphenol, Glenair, ITT Cannon, LEMO, ODU, Phoenix Contact, Souriau, TE Connectivity & more.
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Types of Circular Connectors

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Part #

Circular MIL Spec Connector 4P PLG SZ 21 PIN CBL MNT

D38999/26WG75PN
Amphenol Aerospace
1: $1,176.41
28In Stock
92Expected 16/10/2026

Mfr. Part No.
D38999/26WG75PN

Mouser Part No
654-D38999/26WG75PN

Amphenol Aerospace

Circular MIL Spec Connector 4P PLG SZ 21 PIN CBL MNT

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Datasheet

28In Stock

92Expected 16/10/2026

$1,176.41

$872.02

Quote

Min.: 1
Mult.: 1

Plugs

Pin (Male)

Crimp

Standard Circular Connector

RM12BRD-7S(81)
Hirose Connector
1: $17.56
277In Stock
160Expected 10/9/2026
New At Mouser

Mfr. Part No.
RM12BRD-7S(81)

Mouser Part No
798-RM12BRD7S81

New At Mouser

Hirose Connector

Standard Circular Connector

Datasheet

277In Stock

160Expected 10/9/2026

$17.56

$15.56

$14.95

$14.36

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Min.: 1
Mult.: 1

Circular MIL Spec Contacts QUADRAX PI

21-033470-111
Amphenol Aerospace
1: $345.49
65In Stock

Mfr. Part No.
21-033470-111

Mouser Part No
654-21-033470-111

Amphenol Aerospace

Circular MIL Spec Contacts QUADRAX PI

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Datasheet

65In Stock

$345.49

Min.: 1
Mult.: 1

Pin (Male)

Crimp

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPTR CAD SZ 23

M85049/89-23W03
Amphenol PCD
1: $101.50
574In Stock

Mfr. Part No.
M85049/89-23W03

Mouser Part No
523-85049/89-23W03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPTR CAD SZ 23

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Datasheet

574In Stock

$101.50

$90.97

$87.65

$85.39

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Min.: 1
Mult.: 1

Band Lock Adapters

Circular Push Pull Connectors Receptacle with break-away and push-pull locking for front panel mounting

G42MC7-T05LPQ9-0071
ODU
1: $88.35
4In Stock

Mfr. Part No.
G42MC7-T05LPQ9-0071

Mouser Part No
394-G42MC7T05LPQ9071

ODU

Circular Push Pull Connectors Receptacle with break-away and push-pull locking for front panel mounting

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Datasheet

4In Stock

$88.35

$72.99

$67.97

$64.80

View

Min.: 1
Mult.: 1

Receptacles

Socket (Female)

Solder

IP64

Circular MIL Spec Backshells Straight Shell size 12 Black Zinc Nickel w/ Exposed Nickel Entry Size 2

M85049/82-12ZP02
Amphenol PCD
1: $79.82
15In Stock

Mfr. Part No.
M85049/82-12ZP02

Mouser Part No
523-M85049/82-12ZP02

Amphenol PCD

Circular MIL Spec Backshells Straight Shell size 12 Black Zinc Nickel w/ Exposed Nickel Entry Size 2

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Datasheet

15In Stock

$79.82

$69.22

$67.65

$66.03

View

Min.: 1
Mult.: 1

Band Lock Adapters

Circular MIL Spec Backshells Straight Shell size 16 Black Zinc Nickel w/ Exposed Nickel Entry 1

M85049/85-16ZP01
Amphenol PCD
1: $82.27
14In Stock

Mfr. Part No.
M85049/85-16ZP01

Mouser Part No
523-M85049/85-16ZP01

Amphenol PCD

Circular MIL Spec Backshells Straight Shell size 16 Black Zinc Nickel w/ Exposed Nickel Entry 1

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Datasheet

14In Stock

$82.27

$71.33

$69.74

$65.29

View

Min.: 1
Mult.: 1

Band Lock Adapters

Standard Circular Connector 21 Position Receptacle, Pin, Shell Size 24, Normal Diameter Seal (Green Adapter), Small Thread Adapter

AHDP04-24-21PN-STA
Amphenol SINE Systems
1: $23.28
39In Stock

Mfr. Part No.
AHDP04-24-21PN-STA

Mouser Part No
654-AHDP042421PNSTA

Amphenol SINE Systems

Standard Circular Connector 21 Position Receptacle, Pin, Shell Size 24, Normal Diameter Seal (Green Adapter), Small Thread Adapter

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Datasheet

39In Stock

$23.28

$20.18

$19.12

$16.93

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Cable-Crimp

IP68, IP69K

Circular Push Pull Connectors

FPG.1B.306.CLAD42
LEMO
1: $117.63
10In Stock

Mfr. Part No.
FPG.1B.306.CLAD42

Mouser Part No
736-FPG1B306CLAD42

LEMO

Circular Push Pull Connectors

Datasheet

10In Stock

$117.63

$97.25

$96.38

$94.60

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Solder

IP50

Circular Push Pull Connectors Straight push-pull plug

S12LAC-P10MJG0-7200
ODU
1: $156.96
2In Stock

Mfr. Part No.
S12LAC-P10MJG0-7200

Mouser Part No
394-S12LACP10MJG0720

ODU

Circular Push Pull Connectors Straight push-pull plug

Datasheet

2In Stock

$156.96

$134.91

$131.97

$126.87

View

Min.: 1
Mult.: 1

Circular Push Pull Connectors Straight push-pull plug

S30B0C-P04MFD0-4500
ODU
1: $92.37
9In Stock

Mfr. Part No.
S30B0C-P04MFD0-4500

Mouser Part No
394-S30B0CP04MFD0450

ODU

Circular Push Pull Connectors Straight push-pull plug

Datasheet

9In Stock

$92.37

$80.54

$77.00

$75.62

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells Straight Shell size 18 Black Zinc Nickel w/ Exposed Nickel Entry 2

M85049/82-18ZP02
Amphenol PCD
1: $88.41
11In Stock

Mfr. Part No.
M85049/82-18ZP02

Mouser Part No
523-M85049/82-18ZP02

Amphenol PCD

Circular MIL Spec Backshells Straight Shell size 18 Black Zinc Nickel w/ Exposed Nickel Entry 2

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Datasheet

11In Stock

$88.41

$76.68

$74.94

$72.92

View

Min.: 1
Mult.: 1

Band Lock Adapters

Circular MIL Spec Backshells Straight Shell size 22 Black Zinc Nickel w/ Exposed Nickel Entry 3

M85049/82-22ZP03
Amphenol PCD
1: $98.10
15In Stock

Mfr. Part No.
M85049/82-22ZP03

Mouser Part No
523-M85049/82-22ZP03

Amphenol PCD

Circular MIL Spec Backshells Straight Shell size 22 Black Zinc Nickel w/ Exposed Nickel Entry 3

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Datasheet

15In Stock

$98.10

$85.07

$83.14

$80.69

Quote

Min.: 1
Mult.: 1

Band Lock Adapters

Circular MIL Spec Backshells Straight Shell size 19 Black Zinc Nickel w/ Exposed Nickel Entry 2

M85049/88-19ZP02
Amphenol PCD
1: $88.41
16In Stock

Mfr. Part No.
M85049/88-19ZP02

Mouser Part No
523-M85049/88-19ZP02

Amphenol PCD

Circular MIL Spec Backshells Straight Shell size 19 Black Zinc Nickel w/ Exposed Nickel Entry 2

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Datasheet

16In Stock

$88.41

$76.68

$69.41

Quote

Min.: 1
Mult.: 1

Band Lock Adapters

Circular Metric Connectors SACC-M12MSS-2PEPL-CM SH

1080225
Phoenix Contact
1: $107.86
6In Stock

Mfr. Part No.
1080225

Mouser Part No
651-1080225

Phoenix Contact

Circular Metric Connectors SACC-M12MSS-2PEPL-CM SH

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Datasheet

6In Stock

$107.86

Min.: 1
Mult.: 1

Circular Metric Connectors SH-20KS0,25-2,50

1244461
Phoenix Contact
1: $4.03
117In Stock
800On Order

Mfr. Part No.
1244461

Mouser Part No
651-1244461

Phoenix Contact

Circular Metric Connectors SH-20KS0,25-2,50

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Datasheet

117In Stock

800On Order

$4.03

Min.: 1
Mult.: 1

Standard Circular Connector Waterproof Circular Connector, Receptacle, SZ16

JR16WRH-7S
Hirose Connector
1: $30.50
29In Stock
40Expected 4/9/2026
New At Mouser

Mfr. Part No.
JR16WRH-7S

Mouser Part No
798-JR16WRH-7S

New At Mouser

Hirose Connector

Standard Circular Connector Waterproof Circular Connector, Receptacle, SZ16

Datasheet

29In Stock

40Expected 4/9/2026

$30.50

$25.92

$24.30

$23.08

View

Min.: 1
Mult.: 1

Socket (Female)

Solder Cup

IP67, IP68

Standard Circular Connector

RM15WTPZA-12S(81)
Hirose Connector
1: $45.21
45In Stock

Mfr. Part No.
RM15WTPZA-12S(81)

Mouser Part No
798-RM15WTPZA-12S81

Hirose Connector

Standard Circular Connector

Datasheet

45In Stock

$45.21

$45.18

$37.90

$37.30

View

Min.: 1
Mult.: 1

Standard Circular Connector

RM15WTPZA-12S(82)
Hirose Connector
1: $54.48
10In Stock

Mfr. Part No.
RM15WTPZA-12S(82)

Mouser Part No
798-RM15WTPZA-12S82

Hirose Connector

Standard Circular Connector

Datasheet

10In Stock

$54.48

$48.14

$46.28

$45.53

View

Min.: 1
Mult.: 1

Standard Circular Connector

RM15WTRZ-2P(81)
Hirose Connector
1: $22.45
34In Stock

Mfr. Part No.
RM15WTRZ-2P(81)

Mouser Part No
798-RM15WTRZ-2P81

Hirose Connector

Standard Circular Connector

Datasheet

34In Stock

$22.45

$19.90

$19.12

$17.08

View

Min.: 1
Mult.: 1

Standard Circular Connector

RM15WTRZ-2P(82)
Hirose Connector
1: $28.55
28In Stock

Mfr. Part No.
RM15WTRZ-2P(82)

Mouser Part No
798-RM15WTRZ-2P82

Hirose Connector

Standard Circular Connector

Datasheet

28In Stock

$28.55

$24.75

$23.45

$22.21

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 012-8556-000

012-8556-000
ITT Cannon
1: $5.96
98In Stock

Mfr. Part No.
012-8556-000

Mouser Part No
965-012-8556-000

ITT Cannon

Circular MIL Spec Connector 012-8556-000

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Datasheet

98In Stock

$5.96

$5.41

$5.18

$5.07

View

Min.: 1
Mult.: 1

Standard Circular Contacts MIN COAX OUTER BODY FEM

RCMX110-1D28
Souriau
1: $73.71
36In Stock

Mfr. Part No.
RCMX110-1D28

Mouser Part No
649-RCMX110-1D28

Souriau

Standard Circular Contacts MIN COAX OUTER BODY FEM

Datasheet

36In Stock

$73.71

$62.64

$62.45

$54.96

View

Min.: 1
Mult.: 1

Contacts

Socket (Female)

Circular Push Pull Connectors MALE CRIMP CONT CHROMEL

FGG.0B.560.ZZK
LEMO
1: $34.67
267In Stock
38On Order

Mfr. Part No.
FGG.0B.560.ZZK

Mouser Part No
736-FGG0B560ZZK

LEMO

Circular Push Pull Connectors MALE CRIMP CONT CHROMEL

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Datasheet

267In Stock

38On Order

$34.67

$29.47

$29.46

$25.80

View

Min.: 1
Mult.: 1

Contacts

Pin (Male)

Crimp

IP50

Circular Push Pull Connectors Receptacle with break-away and push-pull locking for rear panel mounting

G82B0C-P02LTQ0-0000
ODU
1: $162.74
2In Stock

Mfr. Part No.
G82B0C-P02LTQ0-0000

Mouser Part No
394-G82B0CP02LTQ0000

ODU

Circular Push Pull Connectors Receptacle with break-away and push-pull locking for rear panel mounting

Datasheet

2In Stock

$162.74

$139.70

$134.78

$131.36

View

Min.: 1
Mult.: 1

Circular Connectors

Types of Circular Connectors

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