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MIL-DTL-38999 Series II Circular Connectors

Amphenol Aerospace MIL-DTL-38999 Series II consists of subminiature circular connectors designed to offer high reliability and high contact density with maximum weight and space savings. Amphenol MIL-DTL-38999 Series II Circular Connectors feature a lightweight, space-saving design, 3-point bayonet lock system, and error-proof alternate positioning. Amphenol Aerospace MIL-DTL-38999 Series II Circular Connectors are ideally suited for industrial applications, military and commercial air, military vehicles, missiles and ordnance, and C4ISR.

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Part #

Circular MIL Spec Connector 7P 10 SIZE STRAIGHT PLUG SKT

MS27473E10F99S
Amphenol Aerospace
1: £54.51
13In Stock

Mfr. Part No.
MS27473E10F99S

Mouser Part No
654-MS27473E10F99S

Amphenol Aerospace

Circular MIL Spec Connector 7P 10 SIZE STRAIGHT PLUG SKT

Datasheet

13In Stock

£54.51

£47.26

£45.45

£43.93

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG SKT

MS27473E12F35S
Amphenol Aerospace
1: £83.08
5In Stock

Mfr. Part No.
MS27473E12F35S

Mouser Part No
654-MS27473E12F35S

Amphenol Aerospace

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG SKT

Datasheet

5In Stock

£83.08

£82.13

£80.45

£76.02

Min.: 1
Mult.: 1

Circular MIL Spec Connector 37P SZ 14 PLUG CBL MNT PIN

MS27473E14B35P
Amphenol Aerospace
1: £86.97
7In Stock

Mfr. Part No.
MS27473E14B35P

Mouser Part No
654-MS27473E14B35P

Amphenol Aerospace

Circular MIL Spec Connector 37P SZ 14 PLUG CBL MNT PIN

Datasheet

7In Stock

£86.97

£75.61

£69.44

£67.05

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG SKT

MS27473E14B35S
Amphenol Aerospace
1: £72.07
2In Stock
14Expected 24/08/2026

Mfr. Part No.
MS27473E14B35S

Mouser Part No
654-MS27473E14B35S

Amphenol Aerospace

Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG SKT

Datasheet

2In Stock

14Expected 24/08/2026

£72.07

£65.72

£63.19

£61.08

£57.71

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT PIN

MS27473E16F35P
Amphenol Aerospace
1: £73.40
3In Stock

Mfr. Part No.
MS27473E16F35P

Mouser Part No
654-MS27473E16F35P

Amphenol Aerospace

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT PIN

Datasheet

3In Stock

£73.40

£66.94

£64.36

£62.21

£58.78

Min.: 1
Mult.: 1

Circular MIL Spec Connector 6P SIZE 8 STRAIGHT PLUG SOCKET

MS27473E8B35S
Amphenol Aerospace
1: £51.39
8In Stock

Mfr. Part No.
MS27473E8B35S

Mouser Part No
654-MS27473E8B35S

Amphenol Aerospace

Circular MIL Spec Connector 6P SIZE 8 STRAIGHT PLUG SOCKET

Datasheet

8In Stock

£51.39

£44.57

£42.86

£41.42

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 3P SZ 8 PLUG CBL MNT SKT

MS27473E8B98S
Amphenol Aerospace
1: £53.93
1In Stock

Mfr. Part No.
MS27473E8B98S

Mouser Part No
654-MS27473E8B98S

Amphenol Aerospace

Circular MIL Spec Connector 3P SZ 8 PLUG CBL MNT SKT

Datasheet

1In Stock

£53.93

£47.94

£46.09

£44.55

£42.10

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 13 pin sz 10 st plug MS-JT-RE CMP

MS27473T10B35P
Amphenol Aerospace
1: £52.14
14In Stock
30Expected 26/08/2026

Mfr. Part No.
MS27473T10B35P

Mouser Part No
654-MS27473T10B35P

Amphenol Aerospace

Circular MIL Spec Connector 13 pin sz 10 st plug MS-JT-RE CMP

Datasheet

14In Stock

30Expected 26/08/2026

£52.14

£44.01

£39.96

£38.05

£36.23

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector size 10 13 pin straight plug

MS27473T10B35S
Amphenol Aerospace
1: £63.80
9In Stock
100Expected 24/09/2026

Mfr. Part No.
MS27473T10B35S

Mouser Part No
654-MS27473T10B35S

Amphenol Aerospace

Circular MIL Spec Connector size 10 13 pin straight plug

Datasheet

9In Stock

100Expected 24/09/2026

£63.80

£54.79

£47.60

£43.05

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 20 pin plug

MS27473T10B5P
Amphenol Aerospace
1: £67.25
1In Stock

Mfr. Part No.
MS27473T10B5P

Mouser Part No
654-MS27473T10B5P

Amphenol Aerospace

Circular MIL Spec Connector 20 pin plug

Datasheet

1In Stock

£67.25

£45.55

£34.65

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 5P SZ 10 PLUG CBL MNT SKT

MS27473T10B5S
Amphenol Aerospace
1: £51.80
4In Stock

Mfr. Part No.
MS27473T10B5S

Mouser Part No
654-MS27473T10B5S

Amphenol Aerospace

Circular MIL Spec Connector 5P SZ 10 PLUG CBL MNT SKT

Datasheet

4In Stock

£51.80

£40.71

£40.29

£39.89

£39.82

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 6P SZ 10 PLUG CBL MNT SKT

MS27473T10B98S
Amphenol Aerospace
1: £70.18
1In Stock
21Expected 24/08/2026

Mfr. Part No.
MS27473T10B98S

Mouser Part No
654-MS27473T10B98S

Amphenol Aerospace

Circular MIL Spec Connector 6P SZ 10 PLUG CBL MNT SKT

Datasheet

1In Stock

21Expected 24/08/2026

£70.18

£39.86

£39.36

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 7P 10 SIZE STRAIGHT PLUG SKT

MS27473T10B99S
Amphenol Aerospace
1: £82.74
9In Stock

Mfr. Part No.
MS27473T10B99S

Mouser Part No
654-MS27473T10B99S

Amphenol Aerospace

Circular MIL Spec Connector 7P 10 SIZE STRAIGHT PLUG SKT

Datasheet

9In Stock

£82.74

£62.70

£56.01

£52.79

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 13P SZ 10 PLUG CBL MNT PIN

MS27473T10F35P
Amphenol Aerospace
1: £116.56
17In Stock
100Expected 11/11/2026

Mfr. Part No.
MS27473T10F35P

Mouser Part No
654-MS27473T10F35P

Amphenol Aerospace

Circular MIL Spec Connector 13P SZ 10 PLUG CBL MNT PIN

Datasheet

17In Stock

100Expected 11/11/2026

£116.56

£93.30

£84.46

£61.91

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 8P SZ 12 PLUG CBL MNT PIN

MS27473T12B8P
Amphenol Aerospace
1: £54.07
3In Stock

Mfr. Part No.
MS27473T12B8P

Mouser Part No
654-MS27473T12B8P

Amphenol Aerospace

Circular MIL Spec Connector 8P SZ 12 PLUG CBL MNT PIN

Datasheet

3In Stock

£54.07

£46.01

£36.57

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 10P SZ 12 PLUG CBL MNT PIN

MS27473T12B98P
Amphenol Aerospace
1: £88.26
1In Stock

Mfr. Part No.
MS27473T12B98P

Mouser Part No
654-MS27473T12B98P

Amphenol Aerospace

Circular MIL Spec Connector 10P SZ 12 PLUG CBL MNT PIN

Datasheet

1In Stock

£88.26

£69.08

£56.08

£43.48

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector Plug10 SZ 12 SOC

MS27473T12B98SA
Amphenol Aerospace
1: £50.54
20In Stock

Mfr. Part No.
MS27473T12B98SA

Mouser Part No
654-MS27473T12B98SA

Amphenol Aerospace

Circular MIL Spec Connector Plug10 SZ 12 SOC

Datasheet

20In Stock

£50.54

£43.82

£38.52

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG PIN

MS27473T12F35P
Amphenol Aerospace
1: £82.61
22In Stock

Mfr. Part No.
MS27473T12F35P

Mouser Part No
654-MS27473T12F35P

Amphenol Aerospace

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG PIN

Datasheet

22In Stock

£82.61

£67.42

£43.07

Min.: 1
Mult.: 1

Circular MIL Spec Connector 37P SZ 14 PLUG CBL MNT PIN

MS27473T14B35P
Amphenol Aerospace
1: £75.57
1In Stock

Mfr. Part No.
MS27473T14B35P

Mouser Part No
654-MS27473T14B35P

Amphenol Aerospace

Circular MIL Spec Connector 37P SZ 14 PLUG CBL MNT PIN

Datasheet

1In Stock

£75.57

£72.90

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector size 14 37 pin straight plug

MS27473T14B35S
Amphenol Aerospace
1: £87.66
8In Stock

Mfr. Part No.
MS27473T14B35S

Mouser Part No
654-MS27473T14B35S

Amphenol Aerospace

Circular MIL Spec Connector size 14 37 pin straight plug

Datasheet

8In Stock

£87.66

£75.53

£69.59

£59.19

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 18P SZ 14 PLUG CBL MNT SKT

MS27473T14F18S
Amphenol Aerospace
1: £107.39
6In Stock

Mfr. Part No.
MS27473T14F18S

Mouser Part No
654-MS27473T14F18S

Amphenol Aerospace

Circular MIL Spec Connector 18P SZ 14 PLUG CBL MNT SKT

Datasheet

6In Stock

£107.39

£85.00

£78.81

£76.34

Min.: 1
Mult.: 1

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT SKT

MS27473T16A35S
Amphenol Aerospace
1: £154.79
3In Stock

Mfr. Part No.
MS27473T16A35S

Mouser Part No
654-MS27473T16A35S

Amphenol Aerospace

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT SKT

Datasheet

3In Stock

£154.79

£97.41

£93.53

£69.43

£65.37

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT PIN

MS27473T16B35P
Amphenol Aerospace
1: £68.93
4In Stock

Mfr. Part No.
MS27473T16B35P

Mouser Part No
654-MS27473T16B35P

Amphenol Aerospace

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT PIN

Datasheet

4In Stock

£68.93

£60.80

£60.19

£59.60

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT PIN

MS27473T16B35PA
Amphenol Aerospace
1: £72.80
4In Stock

Mfr. Part No.
MS27473T16B35PA

Mouser Part No
654-MS27473T16B35PA

Amphenol Aerospace

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT PIN

Datasheet

4In Stock

£72.80

£60.67

£50.93

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 55 pin sz 16 st plg MS-JT-RE CRIMP

MS27473T16B35S
Amphenol Aerospace
1: £124.39
6In Stock

Mfr. Part No.
MS27473T16B35S

Mouser Part No
654-MS27473T16B35S

Amphenol Aerospace

Circular MIL Spec Connector 55 pin sz 16 st plg MS-JT-RE CRIMP

Datasheet

6In Stock

£124.39

£74.81

£60.08

Min.: 1
Mult.: 1

No