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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS
Circular MIL Spec Connector 12P 14 SIZE WALL MOUNT RECEPTACLE SKT MS27497T14B97S Amphenol Aerospace 1: 83,35 € 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	1In Stock	83,35 € 76,01 € 73,08 € 70,64 € 66,74 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 18P SZ 14 SOCKET MS27497T14F18S Amphenol Aerospace 1: 72,76 € 2In Stock	Mfr. Part No. MS27497T14F18S Mouser Part No 654-MS27497T14F18S	Amphenol Aerospace	Circular MIL Spec Connector 18P SZ 14 SOCKET Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	2In Stock	72,76 € 64,68 € 62,20 € 60,11 € 56,79 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 37P FM SZ 14 PIN WALL MNT MS27497T14F35P Amphenol Aerospace 1: 74,09 € 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	4In Stock	74,09 € 65,86 € 63,33 € 61,21 € 57,84 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 37P 14 SIZE BOX MOUNT RECEPTACLE SKT MS27499E14B35S Amphenol Aerospace 1: 82,55 € 5In 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	5In Stock	82,55 € 75,28 € 72,38 € 67,96 € View 67,77 € Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 6P FM SZ 8 PIN BOX MNT MS27499E8B35P Amphenol Aerospace 1: 61,09 € 4In 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	4In Stock	61,09 € 52,98 € 50,94 € 49,24 € View 46,52 € 45,16 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 6P SZ 10 PIN BOX MNT MS27508E10B98P Amphenol Aerospace 1: 71,54 € 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	3In Stock	71,54 € 66,91 € 61,71 € 47,30 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 7P 10 SIZE BOX MOUNT RECEPTACLE PIN MS27508E10F99P Amphenol Aerospace 1: 98,36 € 7In 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	7In Stock	98,36 € 93,60 € 82,65 € 66,49 € View 65,54 € Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector 22P FM SZ 12 PIN BOX MNT MS27508E12B35P Amphenol Aerospace 1: 127,62 € 20In Stock	Mfr. Part No. MS27508E12B35P Mouser Part No 654-MS27508E12B35P	Amphenol Aerospace	Circular MIL Spec Connector 22P FM SZ 12 PIN BOX MNT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	20In Stock	127,62 € 110,02 € 74,43 € 73,01 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 4P SZ 12 PIN BOX MNT MS27508E12B4P Amphenol Aerospace 1: 63,67 € 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	10In Stock	63,67 € 51,80 € 48,67 € 46,41 € View 46,07 € Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 22P SZ 12 BOX MOUNT PIN MS27508E12F35P Amphenol Aerospace 1: 149,50 € 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	5In Stock	149,50 € 51,81 € 51,40 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 3P Sz 12 Box Mount Receptacle MS27508E12F3P Amphenol Aerospace 1: 58,90 € 15In Stock 29Expected 11/30/2026	Mfr. Part No. MS27508E12F3P Mouser Part No 654-MS27508E12F3P	Amphenol Aerospace	Circular MIL Spec Connector 3P Sz 12 Box Mount Receptacle Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	15In Stock 29Expected 11/30/2026	58,90 € 51,08 € 49,11 € 47,47 € View 44,85 € 43,54 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 18P 14 SIZE BOX MOUNT RECEPTACLE SKT MS27508E14B18S Amphenol Aerospace 1: 109,32 € 2In 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	2In Stock	109,32 € 94,26 € 80,25 € 68,03 € View 67,29 € Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 55P SZ 16 PIN MS27508E16F35P Amphenol Aerospace 1: 86,56 € 14In Stock	Mfr. Part No. MS27508E16F35P Mouser Part No 654-MS27508E16F35P	Amphenol Aerospace	Circular MIL Spec Connector 55P SZ 16 PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	14In Stock	86,56 € 78,94 € 75,90 € 73,37 € 69,32 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 66P FM SZ 18 PIN MS27508E18B35P Amphenol Aerospace 1: 94,99 € 1In Stock	Mfr. Part No. MS27508E18B35P Mouser Part No 654-MS27508E18B35P	Amphenol Aerospace	Circular MIL Spec Connector 66P FM SZ 18 PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	1In Stock	94,99 € 85,54 € 84,68 € 83,85 € 78,91 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 41P FM SZ 20 PIN MS27508E20F41P Amphenol Aerospace 1: 80,16 € 20In Stock	Mfr. Part No. MS27508E20F41P Mouser Part No 654-MS27508E20F41P	Amphenol Aerospace	Circular MIL Spec Connector 41P FM SZ 20 PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	20In Stock	80,16 € 73,10 € 70,29 € 67,94 € 64,19 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 128P FM SZ 24 PIN MS27508E24B35P Amphenol Aerospace 1: 208,27 € 7In Stock	Mfr. Part No. MS27508E24B35P Mouser Part No 654-MS27508E24B35P	Amphenol Aerospace	Circular MIL Spec Connector 128P FM SZ 24 PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	7In Stock	208,27 € 174,27 € 112,64 € 111,54 € View Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector size 14 18 pin straight plug MS27484T14F18S Amphenol Aerospace 1: 83,59 € 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 about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	6In Stock	83,59 € 62,89 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 26P SZ 16 PIN MS27508E16F26P Amphenol Aerospace 1: 86,53 € 6In Stock	Mfr. Part No. MS27508E16F26P Mouser Part No 654-MS27508E16F26P	Amphenol Aerospace	Circular MIL Spec Connector 26P SZ 16 PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	6In Stock	86,53 € 81,42 € 60,81 € 59,80 € View Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector size 14 37 pin straight plug MS27484T14B35P Amphenol Aerospace 1: 70,59 € 189In Stock Factory Special Order	Mfr. Part No. MS27484T14B35P Mouser Part No 654-MS27484T14B35P Factory Special Order	Amphenol Aerospace	Circular MIL Spec Connector size 14 37 pin straight plug Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	189In Stock	70,59 € 63,13 € 62,87 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 5P Sz 14 Straight Plug Amphenol Aerospace MS27473E14B5S MS27473E14B5S Amphenol Aerospace 1: 60,20 € 4In Stock	Mfr. Part No. MS27473E14B5S Mouser Part No 654-MS27473E14B5S	Amphenol Aerospace	Circular MIL Spec Connector 5P Sz 14 Straight Plug Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	4In Stock	60,20 € 52,19 € 50,18 € 49,01 € View Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 13P 10 SIZE STRAIGHT PLUG PIN Amphenol Aerospace MS27473T10B13P MS27473T10B13P Amphenol Aerospace 1: 67,33 € 6In Stock	Mfr. Part No. MS27473T10B13P Mouser Part No 654-MS27473T10B13P	Amphenol Aerospace	Circular MIL Spec Connector 13P 10 SIZE STRAIGHT PLUG PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	6In Stock	67,33 € 60,76 € 49,32 € 49,27 € View Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 13P SIZE 10 PIN CABLE MOUNT PLUG MS27473E10F35PA Amphenol Aerospace 1: 62,69 € 1In Stock	Mfr. Part No. MS27473E10F35PA Mouser Part No 654-MS27473E10F35PA	Amphenol Aerospace	Circular MIL Spec Connector 13P SIZE 10 PIN CABLE MOUNT PLUG Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	1In Stock	62,69 € 55,73 € 53,58 € 51,79 € 48,93 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 6P 10 SIZE STRAIGHT PLUG SKT MS27473E10F98S Amphenol Aerospace 1: 61,94 € 2In Stock	Mfr. Part No. MS27473E10F98S Mouser Part No 654-MS27473E10F98S	Amphenol Aerospace	Circular MIL Spec Connector 6P 10 SIZE STRAIGHT PLUG SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	2In Stock	61,94 € 53,71 € 51,64 € 49,91 € View 47,16 € 45,79 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG SKT MS27473E14A35S Amphenol Aerospace 1: 82,55 € 1In Stock	Mfr. Part No. MS27473E14A35S Mouser Part No 654-MS27473E14A35S	Amphenol Aerospace	Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	1In Stock	82,55 € 68,66 € 66,91 € 66,17 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 18P SZ 14 PLUG CBL MNT SKT MS27473E14B18S Amphenol Aerospace 1: 91,64 € 5In Stock	Mfr. Part No. MS27473E14B18S Mouser Part No 654-MS27473E14B18S	Amphenol Aerospace	Circular MIL Spec Connector 18P SZ 14 PLUG CBL MNT SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	5In Stock	91,64 € 82,20 € 81,24 € 64,04 € View Quote	Min.: 1 Mult.: 1	No

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MIL-DTL-38999 Series II Circular Connectors

Types of Connectors