Connectors – Mouser Singapore

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

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.

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

Types of Connectors

List Images

Results: 1,002

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 18P 14 SIZE WALL MOUNT RECEPTACLE PIN

MS27497T14B18P
Amphenol Aerospace
1: $103.59
11In Stock

Mfr. Part No.
MS27497T14B18P

Mouser Part No
654-MS27497T14B18P

Amphenol Aerospace

Circular MIL Spec Connector 18P 14 SIZE WALL MOUNT RECEPTACLE PIN

Learn More

Datasheet

11In Stock

$103.59

$92.09

$88.55

$85.58

$80.87

Min.: 1
Mult.: 1

Circular MIL Spec Connector 12P 14 SIZE WALL MOUNT RECEPTACLE SKT

MS27497T14B97S
Amphenol Aerospace
1: $131.81
1In Stock

Mfr. Part No.
MS27497T14B97S

Mouser Part No
654-MS27497T14B97S

Amphenol Aerospace

Circular MIL Spec Connector 12P 14 SIZE WALL MOUNT RECEPTACLE SKT

Learn More

Datasheet

1In Stock

$131.81

$120.20

$115.57

$111.71

$105.55

Min.: 1
Mult.: 1

Circular MIL Spec Connector 18P SZ 14 SOCKET

MS27497T14F18S
Amphenol Aerospace
1: $115.07
2In Stock

Mfr. Part No.
MS27497T14F18S

Mouser Part No
654-MS27497T14F18S

Amphenol Aerospace

Circular MIL Spec Connector 18P SZ 14 SOCKET

Learn More

Datasheet

2In Stock

$115.07

$102.29

$98.36

$95.06

$89.81

Min.: 1
Mult.: 1

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

MS27497T14F35P
Amphenol Aerospace
1: $117.16
4In Stock

Mfr. Part No.
MS27497T14F35P

Mouser Part No
654-MS27497T14F35P

Amphenol Aerospace

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

Learn More

Datasheet

4In Stock

$117.16

$104.15

$100.15

$96.80

$91.46

Min.: 1
Mult.: 1

Circular MIL Spec Connector 55P SZ 16 SOC WALL MNT

MS27497T16B35S
Amphenol Aerospace
1: $160.48
5In Stock
100Expected 23/10/2026

Mfr. Part No.
MS27497T16B35S

Mouser Part No
654-MS27497T16B35S

Amphenol Aerospace

Circular MIL Spec Connector 55P SZ 16 SOC WALL MNT

Learn More

Datasheet

5In Stock

100Expected 23/10/2026

$160.48

$146.34

$140.71

$136.01

$128.51

Min.: 1
Mult.: 1

Circular MIL Spec Connector 55P FM SZ 16 SOC WALL MNT

MS27497T16F35S
Amphenol Aerospace
1: $163.30
6In Stock

Mfr. Part No.
MS27497T16F35S

Mouser Part No
654-MS27497T16F35S

Amphenol Aerospace

Circular MIL Spec Connector 55P FM SZ 16 SOC WALL MNT

Learn More

Datasheet

6In Stock

$163.30

$148.92

$143.18

$138.41

$130.76

Min.: 1
Mult.: 1

Circular MIL Spec Connector 6P 8 SIZE WALL MOUNT RECEPTACLE SKT

MS27497T8F35SA
Amphenol Aerospace
1: $97.08
1In Stock

Mfr. Part No.
MS27497T8F35SA

Mouser Part No
654-MS27497T8F35SA

Amphenol Aerospace

Circular MIL Spec Connector 6P 8 SIZE WALL MOUNT RECEPTACLE SKT

Learn More

Datasheet

1In Stock

$97.08

$84.18

$80.95

$78.24

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 37P SZ 14 PIN

MS27499E14B35P
Amphenol Aerospace
1: $113.76
4In Stock

Mfr. Part No.
MS27499E14B35P

Mouser Part No
654-MS27499E14B35P

Amphenol Aerospace

Circular MIL Spec Connector 37P SZ 14 PIN

Learn More

Datasheet

4In Stock

$113.76

$101.13

$97.24

$93.99

$88.81

Min.: 1
Mult.: 1

Circular MIL Spec Connector 37P 14 SIZE BOX MOUNT RECEPTACLE SKT

MS27499E14B35S
Amphenol Aerospace
1: $130.55
7In Stock

Mfr. Part No.
MS27499E14B35S

Mouser Part No
654-MS27499E14B35S

Amphenol Aerospace

Circular MIL Spec Connector 37P 14 SIZE BOX MOUNT RECEPTACLE SKT

Learn More

Datasheet

7In Stock

$130.55

$119.04

$114.46

$107.45

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 6P FM SZ 8 PIN BOX MNT

MS27499E8B35P
Amphenol Aerospace
1: $96.60
9In Stock

Mfr. Part No.
MS27499E8B35P

Mouser Part No
654-MS27499E8B35P

Amphenol Aerospace

Circular MIL Spec Connector 6P FM SZ 8 PIN BOX MNT

Learn More

Datasheet

9In Stock

$96.60

$83.78

$80.55

$77.86

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 6P SZ 10 PIN BOX MNT

MS27508E10B98P
Amphenol Aerospace
1: $92.00
3In Stock

Mfr. Part No.
MS27508E10B98P

Mouser Part No
654-MS27508E10B98P

Amphenol Aerospace

Circular MIL Spec Connector 6P SZ 10 PIN BOX MNT

Learn More

Datasheet

3In Stock

$92.00

$79.79

$76.72

$74.16

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 13P FM SZ 10 SOC CBL MNT

MS27508E10F35S
Amphenol Aerospace
1: $139.33
6In Stock

Mfr. Part No.
MS27508E10F35S

Mouser Part No
654-MS27508E10F35S

Amphenol Aerospace

Circular MIL Spec Connector 13P FM SZ 10 SOC CBL MNT

Learn More

Datasheet

6In Stock

$139.33

$94.79

$92.45

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 7P 10 SIZE BOX MOUNT RECEPTACLE PIN

MS27508E10F99P
Amphenol Aerospace
1: $199.14
9In Stock

Mfr. Part No.
MS27508E10F99P

Mouser Part No
654-MS27508E10F99P

Amphenol Aerospace

Circular MIL Spec Connector 7P 10 SIZE BOX MOUNT RECEPTACLE PIN

Learn More

Datasheet

9In Stock

$199.14

$158.62

$140.31

$111.57

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P FM SZ 12 PIN BOX MNT

MS27508E12B35P
Amphenol Aerospace
1: $212.72
1In Stock
24Expected 23/9/2026

Mfr. Part No.
MS27508E12B35P

Mouser Part No
654-MS27508E12B35P

Amphenol Aerospace

Circular MIL Spec Connector 22P FM SZ 12 PIN BOX MNT

Learn More

Datasheet

1In Stock

24Expected 23/9/2026

$212.72

$180.88

$140.20

$124.41

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 4P SZ 12 PIN BOX MNT

MS27508E12B4P
Amphenol Aerospace
1: $94.45
10In Stock

Mfr. Part No.
MS27508E12B4P

Mouser Part No
654-MS27508E12B4P

Amphenol Aerospace

Circular MIL Spec Connector 4P SZ 12 PIN BOX MNT

Learn More

Datasheet

10In Stock

$94.45

$81.91

$78.76

$76.13

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P SZ 12 BOX MOUNT PIN

MS27508E12F35P
Amphenol Aerospace
1: $110.83
5In Stock

Mfr. Part No.
MS27508E12F35P

Mouser Part No
654-MS27508E12F35P

Amphenol Aerospace

Circular MIL Spec Connector 22P SZ 12 BOX MOUNT PIN

Learn More

Datasheet

5In Stock

$110.83

$98.52

$94.72

$91.57

$86.51

Min.: 1
Mult.: 1

Circular MIL Spec Connector 3P Sz 12 Box Mount Receptacle

MS27508E12F3P
Amphenol Aerospace
1: $93.15
25In Stock
29Expected 13/10/2026

Mfr. Part No.
MS27508E12F3P

Mouser Part No
654-MS27508E12F3P

Amphenol Aerospace

Circular MIL Spec Connector 3P Sz 12 Box Mount Receptacle

Learn More

Datasheet

25In Stock

29Expected 13/10/2026

$93.15

$80.77

$77.67

$75.07

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 18P 14 SIZE BOX MOUNT RECEPTACLE SKT

MS27508E14B18S
Amphenol Aerospace
1: $112.25
7In Stock

Mfr. Part No.
MS27508E14B18S

Mouser Part No
654-MS27508E14B18S

Amphenol Aerospace

Circular MIL Spec Connector 18P 14 SIZE BOX MOUNT RECEPTACLE SKT

Learn More

Datasheet

7In Stock

$112.25

$99.78

$95.93

$92.74

$87.61

Min.: 1
Mult.: 1

Circular MIL Spec Connector 37P SZ 14 PIN

MS27508E14B35AA
Amphenol Aerospace
1: $98.74
26In Stock

Mfr. Part No.
MS27508E14B35AA

Mouser Part No
654-MS27508E14B35AA

Amphenol Aerospace

Circular MIL Spec Connector 37P SZ 14 PIN

Learn More

Datasheet

26In Stock

$98.74

$85.61

$82.32

$79.57

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 66P FM SZ 18 PIN

MS27508E18B35P
Amphenol Aerospace
1: $150.21
3In Stock

Mfr. Part No.
MS27508E18B35P

Mouser Part No
654-MS27508E18B35P

Amphenol Aerospace

Circular MIL Spec Connector 66P FM SZ 18 PIN

Learn More

Datasheet

3In Stock

$150.21

$135.27

$133.92

$132.60

$124.79

Min.: 1
Mult.: 1

Circular MIL Spec Connector 41P FM SZ 20 PIN

MS27508E20F41P
Amphenol Aerospace
1: $126.77
20In Stock

Mfr. Part No.
MS27508E20F41P

Mouser Part No
654-MS27508E20F41P

Amphenol Aerospace

Circular MIL Spec Connector 41P FM SZ 20 PIN

Learn More

Datasheet

20In Stock

$126.77

$115.60

$111.15

$107.44

$101.51

Min.: 1
Mult.: 1

Circular MIL Spec Connector 128P FM SZ 24 PIN

MS27508E24B35P
Amphenol Aerospace
1: $315.75
7In Stock

Mfr. Part No.
MS27508E24B35P

Mouser Part No
654-MS27508E24B35P

Amphenol Aerospace

Circular MIL Spec Connector 128P FM SZ 24 PIN

Learn More

Datasheet

7In Stock

$315.75

$278.47

$225.87

Quote

Min.: 1
Mult.: 1

Circular MIL Spec Connector 128P FM SZ 24 SOCKET

MS27508E24B35S
Amphenol Aerospace
1: $274.72
1In Stock

Mfr. Part No.
MS27508E24B35S

Mouser Part No
654-MS27508E24B35S

Amphenol Aerospace

Circular MIL Spec Connector 128P FM SZ 24 SOCKET

Learn More

Datasheet

1In Stock

$274.72

$210.31

Min.: 1
Mult.: 1

Circular MIL Spec Connector 3P SIZE 8 STRAIGHT RECEPTACLE PIN

MS27508E8F98P
Amphenol Aerospace
1: $104.43
6In Stock

Mfr. Part No.
MS27508E8F98P

Mouser Part No
654-MS27508E8F98P

Amphenol Aerospace

Circular MIL Spec Connector 3P SIZE 8 STRAIGHT RECEPTACLE PIN

Learn More

Datasheet

6In Stock

$104.43

$92.83

$89.27

$86.28

$81.52

Min.: 1
Mult.: 1

Circular MIL Spec Connector size 14 18 pin straight plug

MS27484T14F18S
Amphenol Aerospace
1: $137.73
6In Stock

Mfr. Part No.
MS27484T14F18S

Mouser Part No
654-MS27484T14F18S

Amphenol Aerospace

Circular MIL Spec Connector size 14 18 pin straight plug

Learn More

Datasheet

6In Stock

$137.73

$114.76

$112.20

$110.35

Min.: 1
Mult.: 1

MIL-DTL-38999 Series II Circular Connectors

Types of Connectors

Customer Service Office

Company

Resources

Support