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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 (CHF) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS
Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG PIN MS27473T14F35P Amphenol Aerospace 1: 50.80 CHF 24In Stock	Mfr. Part No. MS27473T14F35P Mouser Part No 654-MS27473T14F35P	Amphenol Aerospace	Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	24In Stock	50.80 CHF 47.81 CHF	Min.: 1 Mult.: 1
Circular MIL Spec Connector 13P 10 SIZE STRAIGHT PLUG SKT MS27473E10F35S Amphenol Aerospace 1: 59.48 CHF 78In Stock	Mfr. Part No. MS27473E10F35S Mouser Part No 654-MS27473E10F35S	Amphenol Aerospace	Circular MIL Spec Connector 13P 10 SIZE STRAIGHT PLUG SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	78In Stock	59.48 CHF 51.47 CHF 48.31 CHF 46.47 CHF View 46.41 CHF Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector 100P FM SZ 22 PIN WALL MNT MS27497T22B35P Amphenol Aerospace 1: 103.23 CHF 26In Stock 1On Order	Mfr. Part No. MS27497T22B35P Mouser Part No 654-MS27497T22B35P	Amphenol Aerospace	Circular MIL Spec Connector 100P FM SZ 22 PIN WALL MNT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	26In Stock 1On Order	103.23 CHF 94.14 CHF 90.52 CHF 87.49 CHF View 82.70 CHF Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT MS27508E12B35S Amphenol Aerospace 1: 81.02 CHF 97In Stock	Mfr. Part No. MS27508E12B35S Mouser Part No 654-MS27508E12B35S	Amphenol Aerospace	Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	97In Stock	81.02 CHF 68.64 CHF 61.09 CHF 52.61 CHF View 51.49 CHF Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT MS27508E12F35S Amphenol Aerospace 1: 64.37 CHF 90In Stock	Mfr. Part No. MS27508E12F35S Mouser Part No 654-MS27508E12F35S	Amphenol Aerospace	Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	90In Stock	64.37 CHF 54.25 CHF 54.02 CHF	Min.: 1 Mult.: 1
Circular MIL Spec Connector 5P Size 10 Rear Mount Receptacle MS27474T10F5P Amphenol Aerospace 1: 69.83 CHF 89In Stock	Mfr. Part No. MS27474T10F5P Mouser Part No 654-MS27474T10F5P	Amphenol Aerospace	Circular MIL Spec Connector 5P Size 10 Rear Mount Receptacle Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	89In Stock	69.83 CHF 62.08 CHF 59.69 CHF 57.70 CHF View 54.54 CHF Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 37P SZ 14 FEM PNL MNT SKT MS27474T14B35S Amphenol Aerospace 1: 74.51 CHF 50In Stock	Mfr. Part No. MS27474T14B35S Mouser Part No 654-MS27474T14B35S	Amphenol Aerospace	Circular MIL Spec Connector 37P SZ 14 FEM PNL MNT SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	50In Stock	74.51 CHF 67.20 CHF	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 32P SZ 18 PLUG CBL MNT SKT MS27473T18B32S Amphenol Aerospace 1: 74.55 CHF 99In Stock	Mfr. Part No. MS27473T18B32S Mouser Part No 654-MS27473T18B32S	Amphenol Aerospace	Circular MIL Spec Connector 32P SZ 18 PLUG CBL MNT SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	99In Stock	74.55 CHF 63.24 CHF 62.02 CHF 61.84 CHF Quote Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 6P SIZE 8 SOCKET CABLE MOUNT PLUG MS27473T8A35S Amphenol Aerospace 1: 50.23 CHF 97In Stock	Mfr. Part No. MS27473T8A35S Mouser Part No 654-MS27473T8A35S	Amphenol Aerospace	Circular MIL Spec Connector 6P SIZE 8 SOCKET CABLE MOUNT PLUG Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	97In Stock	50.23 CHF 42.50 CHF 40.62 CHF 38.09 CHF Quote Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 3P SIZE 8 STRAIGHT PLUG PIN MS27473T8F98P Amphenol Aerospace 1: 107.09 CHF 28In Stock	Mfr. Part No. MS27473T8F98P Mouser Part No 654-MS27473T8F98P	Amphenol Aerospace	Circular MIL Spec Connector 3P SIZE 8 STRAIGHT PLUG PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	28In Stock	107.09 CHF 70.43 CHF 70.42 CHF 51.08 CHF View 50.55 CHF Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 53P SZ 18 SOCKET MS27508E18A53S Amphenol Aerospace 1: 104.56 CHF 27In Stock	Mfr. Part No. MS27508E18A53S Mouser Part No 654-MS27508E18A53S	Amphenol Aerospace	Circular MIL Spec Connector 53P SZ 18 SOCKET Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	27In Stock	104.56 CHF 96.71 CHF 96.69 CHF 86.87 CHF View Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 41P SZ 20 PLUG CBL MNT SKT MS27473E20B41S Amphenol Aerospace 1: 187.01 CHF 38In Stock 61Expected 30/10/2026	Mfr. Part No. MS27473E20B41S Mouser Part No 654-MS27473E20B41S	Amphenol Aerospace	Circular MIL Spec Connector 41P SZ 20 PLUG CBL MNT SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	38In Stock 61Expected 30/10/2026	187.01 CHF 149.46 CHF 116.71 CHF 77.42 CHF View Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 55P 16 SIZE BOX MOUNT RECEPTACLE PIN MS27508E16F35A Amphenol Aerospace 1: 62.96 CHF 31In Stock	Mfr. Part No. MS27508E16F35A Mouser Part No 654-MS27508E16F35A	Amphenol Aerospace	Circular MIL Spec Connector 55P 16 SIZE BOX MOUNT RECEPTACLE PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	31In Stock	62.96 CHF 53.43 CHF 50.95 CHF 50.13 CHF	Min.: 1 Mult.: 1
Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT SKT MS27473E16B35S Amphenol Aerospace 1: 81.37 CHF 70In Stock	Mfr. Part No. MS27473E16B35S Mouser Part No 654-MS27473E16B35S	Amphenol Aerospace	Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	70In Stock	81.37 CHF 75.59 CHF	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 8P SZ 12 PLUG CBL MNT PIN MS27484T12B8P Amphenol Aerospace 1: 67.52 CHF 20In Stock	Mfr. Part No. MS27484T12B8P Mouser Part No 654-MS27484T12B8P	Amphenol Aerospace	Circular MIL Spec Connector 8P SZ 12 PLUG CBL MNT PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	20In Stock	67.52 CHF 56.57 CHF	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT SKT MS27473T20B35S Amphenol Aerospace 1: 86.70 CHF 21In Stock	Mfr. Part No. MS27473T20B35S Mouser Part No 654-MS27473T20B35S	Amphenol Aerospace	Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	21In Stock	86.70 CHF	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 13P SZ 10 PIN BOX MNT MS27508E10F35P Amphenol Aerospace 1: 71.79 CHF 13In Stock	Mfr. Part No. MS27508E10F35P Mouser Part No 654-MS27508E10F35P	Amphenol Aerospace	Circular MIL Spec Connector 13P SZ 10 PIN BOX MNT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	13In Stock	71.79 CHF 70.81 CHF 52.41 CHF	Min.: 1 Mult.: 1
Circular MIL Spec Tools, Hardware & Accessories PLUG MS27488-22 Amphenol Aerospace 1: 0.129 CHF 92 861In Stock 24 570Expected 04/11/2026	Mfr. Part No. MS27488-22 Mouser Part No 654-MS27488-22	Amphenol Aerospace	Circular MIL Spec Tools, Hardware & Accessories PLUG	Datasheet	92 861In Stock 24 570Expected 04/11/2026	0.129 CHF	Min.: 1 Mult.: 1
Circular MIL Spec Connector 22P SZ 12 PIN BOX MNT MS27508E12B3P Amphenol Aerospace 1: 54.06 CHF 6In Stock	Mfr. Part No. MS27508E12B3P Mouser Part No 654-MS27508E12B3P	Amphenol Aerospace	Circular MIL Spec Connector 22P SZ 12 PIN BOX MNT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	6In Stock	54.06 CHF 46.88 CHF 45.08 CHF 43.57 CHF View 41.17 CHF 39.97 CHF	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 41P 20 SIZE WALL MOUNT RECEPTACLE PIN MS27472T20B41P Amphenol Aerospace 1: 75.26 CHF 22In Stock	Mfr. Part No. MS27472T20B41P Mouser Part No 654-MS27472T20B41P	Amphenol Aerospace	Circular MIL Spec Connector 41P 20 SIZE WALL MOUNT RECEPTACLE PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	22In Stock	75.26 CHF 68.63 CHF 65.99 CHF 63.80 CHF View 60.29 CHF Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 8P SIZE 16 STRAIGHT PLUG SOCKET MS27473T16B8S Amphenol Aerospace 1: 57.24 CHF 55In Stock	Mfr. Part No. MS27473T16B8S Mouser Part No 654-MS27473T16B8S	Amphenol Aerospace	Circular MIL Spec Connector 8P SIZE 16 STRAIGHT PLUG SOCKET Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	55In Stock	57.24 CHF 49.36 CHF	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 32P SZ 18 SOC WALL MNT MS27497T18B32S Amphenol Aerospace 1: 84.90 CHF 99In Stock	Mfr. Part No. MS27497T18B32S Mouser Part No 654-MS27497T18B32S	Amphenol Aerospace	Circular MIL Spec Connector 32P SZ 18 SOC WALL MNT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	99In Stock	84.90 CHF 77.40 CHF 74.42 CHF 71.93 CHF View 68.05 CHF Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 66P 18 SIZE WALL MOUNT RECEPTACLE SKT MS27497T18F35S Amphenol Aerospace 1: 82.10 CHF 28In Stock	Mfr. Part No. MS27497T18F35S Mouser Part No 654-MS27497T18F35S	Amphenol Aerospace	Circular MIL Spec Connector 66P 18 SIZE WALL MOUNT RECEPTACLE SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	28In Stock	82.10 CHF 80.95 CHF	Min.: 1 Mult.: 1
Circular MIL Spec Connector 66P SZ 18 PIN MS27508E18F35A Amphenol Aerospace 1: 94.32 CHF 23In Stock	Mfr. Part No. MS27508E18F35A Mouser Part No 654-MS27508E18F35A	Amphenol Aerospace	Circular MIL Spec Connector 66P SZ 18 PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	23In Stock	94.32 CHF 80.38 CHF 68.37 CHF	Min.: 1 Mult.: 1
Circular MIL Spec Connector 21P FM SZ 22 SOC WALL MNT MS27497T22F21S Amphenol Aerospace 1: 159.78 CHF 29In Stock	Mfr. Part No. MS27497T22F21S Mouser Part No 654-MS27497T22F21S	Amphenol Aerospace	Circular MIL Spec Connector 21P FM SZ 22 SOC WALL MNT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	29In Stock	159.78 CHF 155.32 CHF 154.77 CHF 74.08 CHF	Min.: 1 Mult.: 1

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MIL-DTL-38999 Series II Circular Connectors

Types of Connectors