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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 37P 14 SIZE STRAIGHT PLUG PIN MS27473T14F35P Amphenol Aerospace 1: 52,69 € 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	52,69 € 51,08 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 32P SZ 18 PLUG CBL MNT SKT MS27473T18B32SA Amphenol Aerospace 1: 87,03 € 66In Stock 40Expected 11/24/2026	Mfr. Part No. MS27473T18B32SA Mouser Part No 654-MS27473T18B32SA	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	66In Stock 40Expected 11/24/2026	87,03 € 79,37 € 76,32 € 73,77 € View 69,71 € Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 5P Size 10 Rear Mount Receptacle MS27474T10F5P Amphenol Aerospace 1: 74,61 € 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	74,61 € 66,32 € 63,77 € 61,64 € View 58,27 € Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 37P SZ 14 FEM PNL MNT SKT MS27474T14B35S Amphenol Aerospace 1: 79,05 € 49In 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	49In Stock	79,05 € 71,80 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 8P SIZE 16 STRAIGHT PLUG SOCKET MS27473T16B8S Amphenol Aerospace 1: 56,47 € 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	56,47 € 52,74 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT MS27508E12F35S Amphenol Aerospace 1: 68,04 € 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	68,04 € 57,54 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT SKT MS27473T20B35S Amphenol Aerospace 1: 92,63 € 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	92,63 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 6P SZ 8 PLUG CBL MNT SKT MS27473T8B35S Amphenol Aerospace 1: 104,33 € 97In Stock	Mfr. Part No. MS27473T8B35S Mouser Part No 654-MS27473T8B35S	Amphenol Aerospace	Circular MIL Spec Connector 6P SZ 8 PLUG CBL MNT SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	97In Stock	104,33 € 55,89 € 48,66 € 46,55 € 42,98 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 41P SZ 20 PLUG CBL MNT SKT MS27473E20B41S Amphenol Aerospace 1: 85,97 € 38In Stock 61Expected 11/23/2026	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 11/23/2026	85,97 € 82,57 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 55P 16 SIZE BOX MOUNT RECEPTACLE PIN MS27508E16F35A Amphenol Aerospace 1: 67,27 € 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	67,27 € 57,04 € 54,46 € 54,16 € Quote Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector 32P SZ 18 PLUG CBL MNT SKT MS27473T18B32S Amphenol Aerospace 1: 73,93 € 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	73,93 € 65,18 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 6P SIZE 8 SOCKET CABLE MOUNT PLUG MS27473T8A35S Amphenol Aerospace 1: 53,66 € 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	53,66 € 45,06 € 42,63 € 41,17 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 18P SZ 14 SOC WALL MNT MS27497T14B18S Amphenol Aerospace 1: 72,25 € 81In Stock 13Expected 11/24/2026	Mfr. Part No. MS27497T14B18S Mouser Part No 654-MS27497T14B18S	Amphenol Aerospace	Circular MIL Spec Connector 18P SZ 14 SOC WALL MNT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	81In Stock 13Expected 11/24/2026	72,25 € 64,22 € 61,75 € 59,68 € 56,39 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 55P SZ 16 SOC WALL MNT MS27497T16B35S Amphenol Aerospace 1: 101,48 € 99In Stock	Mfr. Part No. MS27497T16B35S Mouser Part No 654-MS27497T16B35S	Amphenol Aerospace	Circular MIL Spec Connector 55P SZ 16 SOC WALL MNT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	99In Stock	101,48 € 92,54 € 88,97 € 78,07 € View Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 53P SZ 18 SOCKET MS27508E18A53S Amphenol Aerospace 1: 111,71 € 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	111,71 € 102,51 € 98,57 € 93,65 € Quote Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT SKT MS27473E16B35S Amphenol Aerospace 1: 77,94 € 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	77,94 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 8P SZ 12 PLUG CBL MNT PIN MS27484T12B8P Amphenol Aerospace 1: 72,22 € 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	72,22 € 60,33 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 8P SIZE 12 STRAIGHT PLUG PIN MS27484T12F8P Amphenol Aerospace 1: 106,75 € 98In Stock	Mfr. Part No. MS27484T12F8P Mouser Part No 654-MS27484T12F8P	Amphenol Aerospace	Circular MIL Spec Connector 8P SIZE 12 STRAIGHT PLUG PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	98In Stock	106,75 € 89,78 € 76,57 € 62,06 €	Min.: 1 Mult.: 1
Circular MIL Spec Tools, Hardware & Accessories PLUG MS27488-22 Amphenol Aerospace 1: 0,138 € 110 995In Stock 87 200Expected 5/5/2027	Mfr. Part No. MS27488-22 Mouser Part No 654-MS27488-22	Amphenol Aerospace	Circular MIL Spec Tools, Hardware & Accessories PLUG	Datasheet	110 995In Stock 87 200Expected 5/5/2027	0,138 €	Min.: 1 Mult.: 1
Circular MIL Spec Connector 37P FM SZ 14 SOC WALL MNT MS27497T14F35S Amphenol Aerospace 1: 123,07 € 90In Stock	Mfr. Part No. MS27497T14F35S Mouser Part No 654-MS27497T14F35S	Amphenol Aerospace	Circular MIL Spec Connector 37P FM SZ 14 SOC WALL MNT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	90In Stock	123,07 € 110,99 € 104,75 € 102,87 € View 102,25 € Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector 100P FM SZ 22 PIN WALL MNT MS27497T22B35P Amphenol Aerospace 1: 110,29 € 27In Stock	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	27In Stock	110,29 € 100,58 € 96,71 € 93,47 € View 88,37 € Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT MS27508E12B35S Amphenol Aerospace 1: 73,45 € 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	73,45 € 63,14 € 56,98 € 54,58 €	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 18P SZ 14 FEM PNL MNT SKT MS27474T14F18S Amphenol Aerospace 1: 141,62 € 34In Stock	Mfr. Part No. MS27474T14F18S Mouser Part No 654-MS27474T14F18S	Amphenol Aerospace	Circular MIL Spec Connector 18P SZ 14 FEM PNL MNT SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	34In Stock	141,62 € 141,02 € 140,43 € 78,82 € View 77,68 € Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector 13P SZ 10 PIN BOX MNT MS27508E10F35P Amphenol Aerospace 1: 76,90 € 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	76,90 € 70,22 € 70,12 € View Quote	Min.: 1 Mult.: 1
Circular MIL Spec Connector 22P SZ 12 PIN BOX MNT MS27508E12B3P Amphenol Aerospace 1: 57,76 € 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	57,76 € 50,09 € 48,16 € 46,55 € View 43,98 € 42,70 €	Min.: 1 Mult.: 1	No

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MIL-DTL-38999 Series II Circular Connectors

Types of Connectors