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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 8P SIZE 16 STRAIGHT PLUG SOCKET

MS27473T16B8S
Amphenol Aerospace
1: NT$2,729.62
57In Stock

Mfr. Part #
MS27473T16B8S

Mouser Part #
654-MS27473T16B8S

Amphenol Aerospace

Circular MIL Spec Connector 8P SIZE 16 STRAIGHT PLUG SOCKET

Datasheet

57In Stock

NT$2,729.62

NT$2,325.23

NT$2,271.46

NT$2,245.29

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 41P 20 SIZE WALL MOUNT RECEPTACLE PIN

MS27472T20B41P
Amphenol Aerospace
1: NT$3,351.98
23In Stock

Mfr. Part #
MS27472T20B41P

Mouser Part #
654-MS27472T20B41P

Amphenol Aerospace

Circular MIL Spec Connector 41P 20 SIZE WALL MOUNT RECEPTACLE PIN

Datasheet

23In Stock

NT$3,351.98

NT$3,056.57

NT$2,938.98

NT$2,841.11

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector PLG STR CRP ENI 2235SN

MS27473E22F35S
Amphenol Aerospace
1: NT$6,946.30
5In Stock

Mfr. Part #
MS27473E22F35S

Mouser Part #
654-MS27473E22F35S

Amphenol Aerospace

Circular MIL Spec Connector PLG STR CRP ENI 2235SN

Datasheet

5In Stock

NT$6,946.30

NT$6,371.98

NT$4,810.71

Min.: 1
Mult.: 1

Circular MIL Spec Connector 26P 16 SIZE STRAIGHT PLUG PIN

MS27484T16F26PA
Amphenol Aerospace
1: NT$3,482.47
9In Stock

Mfr. Part #
MS27484T16F26PA

Mouser Part #
654-MS27484T16F26PA

Amphenol Aerospace

Circular MIL Spec Connector 26P 16 SIZE STRAIGHT PLUG PIN

Datasheet

9In Stock

NT$3,482.47

NT$3,175.95

NT$3,053.70

NT$2,845.06

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 128P SZ 24 PIN

MS27497E24F35P
Amphenol Aerospace
1: NT$5,207.93
9In Stock

Mfr. Part #
MS27497E24F35P

Mouser Part #
654-MS27497E24F35P

Amphenol Aerospace

Circular MIL Spec Connector 128P SZ 24 PIN

Datasheet

9In Stock

NT$5,207.93

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 10C 10#20 SOC

MS27497T12A98S
Amphenol Aerospace
1: NT$2,623.50
13In Stock

Mfr. Part #
MS27497T12A98S

Mouser Part #
654-MS27497T12A98S

Amphenol Aerospace

Circular MIL Spec Connector 10C 10#20 SOC

Datasheet

13In Stock

NT$2,623.50

NT$2,332.04

NT$2,243.85

NT$2,008.68

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 53P SZ 18 PLUG CBL MNT PIN

MS27473T18F53P
Amphenol Aerospace
1: NT$8,115.36
6In Stock

Mfr. Part #
MS27473T18F53P

Mouser Part #
654-MS27473T18F53P

Amphenol Aerospace

Circular MIL Spec Connector 53P SZ 18 PLUG CBL MNT PIN

Datasheet

6In Stock

NT$8,115.36

NT$6,798.95

NT$6,422.17

NT$6,387.39

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 15P SZ 14 PLUG CBL MNT PIN

MS27473T14B15P
Amphenol Aerospace
1: NT$3,594.32
30In Stock
Factory Special Order

Mfr. Part #
MS27473T14B15P

Mouser Part #
654-MS27473T14B15P

Factory Special Order

Amphenol Aerospace

Circular MIL Spec Connector 15P SZ 14 PLUG CBL MNT PIN

Datasheet

30In Stock

NT$3,594.32

NT$3,045.82

NT$2,714.20

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 12P 14 SIZE JAM NUT RECEPTACLE SKT

MS27474E14F97S
Amphenol Aerospace
1: NT$24,142.11
5In Stock

Mfr. Part #
MS27474E14F97S

Mouser Part #
654-MS27474E14F97S

Amphenol Aerospace

Circular MIL Spec Connector 12P 14 SIZE JAM NUT RECEPTACLE SKT

Datasheet

5In Stock

NT$24,142.11

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 8P SIZE 12 SOCKET PANEL MOUNT RECPT

MS27474T12B8S
Amphenol Aerospace
1: NT$3,178.46
68In Stock

Mfr. Part #
MS27474T12B8S

Mouser Part #
654-MS27474T12B8S

Amphenol Aerospace

Circular MIL Spec Connector 8P SIZE 12 SOCKET PANEL MOUNT RECPT

Datasheet

68In Stock

NT$3,178.46

NT$2,898.47

NT$2,786.98

NT$2,694.13

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 18P SZ 14 FEM PNL MNT SKT

MS27474T14F18S
Amphenol Aerospace
1: NT$5,903.78
34In Stock

Mfr. Part #
MS27474T14F18S

Mouser Part #
654-MS27474T14F18S

Amphenol Aerospace

Circular MIL Spec Connector 18P SZ 14 FEM PNL MNT SKT

Datasheet

34In Stock

NT$5,903.78

NT$5,878.68

NT$5,853.95

NT$3,565.28

NT$3,266.65

Min.: 1
Mult.: 1

Circular MIL Spec Connector 55P SZ 16 FEM WALL MNT PIN

MS27472T16B35P
Amphenol Aerospace
1: NT$3,511.15
56In Stock

Mfr. Part #
MS27472T16B35P

Mouser Part #
654-MS27472T16B35P

Amphenol Aerospace

Circular MIL Spec Connector 55P SZ 16 FEM WALL MNT PIN

Datasheet

56In Stock

NT$3,511.15

NT$3,161.25

NT$3,083.46

NT$2,989.89

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 61P SZ 24 PLUG CBL MNT PIN

MS27473E24B61P
Amphenol Aerospace
1: NT$4,179.39
29In Stock

Mfr. Part #
MS27473E24B61P

Mouser Part #
654-MS27473E24B61P

Amphenol Aerospace

Circular MIL Spec Connector 61P SZ 24 PLUG CBL MNT PIN

Datasheet

29In Stock

NT$4,179.39

NT$3,811.21

NT$3,664.59

NT$3,398.94

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 6P SIZE 8 STRAIGHT PLUG SOCKET

MS27473E8F35S
Amphenol Aerospace
1: NT$4,014.12
100In Stock
317On Order

Mfr. Part #
MS27473E8F35S

Mouser Part #
654-MS27473E8F35S

Amphenol Aerospace

Circular MIL Spec Connector 6P SIZE 8 STRAIGHT PLUG SOCKET

100In Stock

317On Order

NT$4,014.12

NT$3,672.47

NT$3,620.13

NT$2,364.67

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P SZ 12 PLUG CBL MNT SKT

MS27473T12B35S
Amphenol Aerospace
1: NT$2,880.19
50In Stock
100Expected 10/26/2026

Mfr. Part #
MS27473T12B35S

Mouser Part #
654-MS27473T12B35S

Amphenol Aerospace

Circular MIL Spec Connector 22P SZ 12 PLUG CBL MNT SKT

Datasheet

50In Stock

100Expected 10/26/2026

NT$2,880.19

NT$2,480.46

NT$2,452.50

NT$2,429.20

NT$2,040.22

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 3P SZ 12 PLUG CBL MNT SKT

MS27473T12F3S
Amphenol Aerospace
1: NT$3,590.02
27In Stock
100Expected 11/20/2026

Mfr. Part #
MS27473T12F3S

Mouser Part #
654-MS27473T12F3S

Amphenol Aerospace

Circular MIL Spec Connector 3P SZ 12 PLUG CBL MNT SKT

Datasheet

27In Stock

100Expected 11/20/2026

NT$3,590.02

NT$2,315.55

NT$2,314.12

NT$1,843.05

NT$1,755.22

Min.: 1
Mult.: 1

Circular MIL Spec Connector 66P SZ 18 PLUG CBL MNT PIN

MS27473T18B35PB
Amphenol Aerospace
1: NT$3,669.61
45In Stock

Mfr. Part #
MS27473T18B35PB

Mouser Part #
654-MS27473T18B35PB

Amphenol Aerospace

Circular MIL Spec Connector 66P SZ 18 PLUG CBL MNT PIN

Datasheet

45In Stock

NT$3,669.61

NT$3,346.60

NT$3,217.54

NT$3,110.35

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT PIN

MS27473T20B35P
Amphenol Aerospace
1: NT$5,754.28
39In Stock

Mfr. Part #
MS27473T20B35P

Mouser Part #
654-MS27473T20B35P

Amphenol Aerospace

Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT PIN

Datasheet

39In Stock

NT$5,754.28

NT$5,342.01

NT$5,288.95

NT$5,236.25

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT SKT

MS27473T20B35S
Amphenol Aerospace
1: NT$4,188.36
29In Stock

Mfr. Part #
MS27473T20B35S

Mouser Part #
654-MS27473T20B35S

Amphenol Aerospace

Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT SKT

Datasheet

29In Stock

NT$4,188.36

NT$3,738.08

NT$3,646.66

NT$3,568.15

NT$3,564.57

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 128P SZ 24 PLUG CBL MNT SKT

MS27473T24B35S
Amphenol Aerospace
1: NT$7,113.36
10In Stock

Mfr. Part #
MS27473T24B35S

Mouser Part #
654-MS27473T24B35S

Amphenol Aerospace

Circular MIL Spec Connector 128P SZ 24 PLUG CBL MNT SKT

Datasheet

10In Stock

NT$7,113.36

NT$5,937.48

NT$5,557.47

NT$5,292.54

Min.: 1
Mult.: 1

No

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

MS27473T8B98S
Amphenol Aerospace
1: NT$2,971.61
101In Stock

Mfr. Part #
MS27473T8B98S

Mouser Part #
654-MS27473T8B98S

Amphenol Aerospace

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

Datasheet

101In Stock

NT$2,971.61

NT$2,237.76

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 6P SIZE 8 STRAIGHT PLUG SOCKET

MS27484E8F35S
Amphenol Aerospace
1: NT$4,838.67
91In Stock

Mfr. Part #
MS27484E8F35S

Mouser Part #
654-MS27484E8F35S

Amphenol Aerospace

Circular MIL Spec Connector 6P SIZE 8 STRAIGHT PLUG SOCKET

Datasheet

91In Stock

NT$4,838.67

NT$4,092.28

NT$3,622.64

NT$3,274.90

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG PIN

MS27484T14B35PB
Amphenol Aerospace
1: NT$3,647.38
36In Stock

Mfr. Part #
MS27484T14B35PB

Mouser Part #
654-MS27484T14B35PB

Amphenol Aerospace

Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG PIN

Datasheet

36In Stock

NT$3,647.38

NT$3,326.16

NT$3,198.18

NT$2,987.02

Quote

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 37P SZ 14 PIN WALL MNT

MS27497T14B35PA
Amphenol Aerospace
1: NT$3,118.95
36In Stock
10Expected 9/7/2026

Mfr. Part #
MS27497T14B35PA

Mouser Part #
654-MS27497T14B35PA

Amphenol Aerospace

Circular MIL Spec Connector 37P SZ 14 PIN WALL MNT

Datasheet

36In Stock

10Expected 9/7/2026

NT$3,118.95

NT$2,772.64

NT$2,665.81

NT$2,576.90

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 37P FM SZ 14 SOC WALL MNT

MS27497T14B35S
Amphenol Aerospace
1: NT$3,285.29
29In Stock

Mfr. Part #
MS27497T14B35S

Mouser Part #
654-MS27497T14B35S

Amphenol Aerospace

Circular MIL Spec Connector 37P FM SZ 14 SOC WALL MNT

Datasheet

29In Stock

NT$3,285.29

NT$2,823.90

NT$2,468.63

NT$2,434.93

View

Min.: 1
Mult.: 1

No