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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 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: €94.89 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	€94.89 €81.25 €51.67 €50.73	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 30/11/2026	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 30/11/2026	€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: €84.45 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	€84.45 €80.39 €60.91 €59.88 Quote 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 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 5P SIZE 10 STRAIGHT PLUG SOCKET MS27473E10F5S Amphenol Aerospace 1: €89.81 2In Stock	Mfr. Part No. MS27473E10F5S Mouser Part No 654-MS27473E10F5S	Amphenol Aerospace	Circular MIL Spec Connector 5P SIZE 10 STRAIGHT PLUG SOCKET Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	2In Stock	€89.81 €83.85 €75.00 €66.73 View €65.42 Quote	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 €71.96 €69.64 €68.10 Quote Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 18P SZ 14 PLUG CBL MNT SKT MS27473E14B18S Amphenol Aerospace 1: €94.56 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	€94.56 €72.31 €71.72 €70.67 View Quote	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 18P SZ 14 PLUG CBL MNT SKT MS27473E14F18S Amphenol Aerospace 1: €72.82 4In Stock	Mfr. Part No. MS27473E14F18S Mouser Part No 654-MS27473E14F18S	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	4In Stock	€72.82 €64.73 €62.25 €60.17 €56.85	Min.: 1 Mult.: 1
Circular MIL Spec Connector Plug 6P SZ 16 PIN MS27473E16F6P Amphenol Aerospace 1: €81.96 1In Stock	Mfr. Part No. MS27473E16F6P Mouser Part No 654-MS27473E16F6P	Amphenol Aerospace	Circular MIL Spec Connector Plug 6P SZ 16 PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	1In Stock	€81.96 €74.73 €71.86 €69.46 €65.63	Min.: 1 Mult.: 1
Circular MIL Spec Connector 53P 18 SIZE STRAIGHT PLUG SKT MS27473E18A53S Amphenol Aerospace 1: €218.72 3In Stock	Mfr. Part No. MS27473E18A53S Mouser Part No 654-MS27473E18A53S	Amphenol Aerospace	Circular MIL Spec Connector 53P 18 SIZE STRAIGHT PLUG SKT Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	3In Stock	€218.72 €195.54 €188.52	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT PIN MS27473E20F35P Amphenol Aerospace 1: €101.44 3In Stock	Mfr. Part No. MS27473E20F35P Mouser Part No 654-MS27473E20F35P	Amphenol Aerospace	Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT PIN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	3In Stock	€101.44 €92.50 €88.94 €85.97 €81.23	Min.: 1 Mult.: 1
Circular MIL Spec Connector 79P SZ 20 PLUG CBL MNT SKT MS27473E20F35S Amphenol Aerospace 1: €130.51 3In Stock	Mfr. Part No. MS27473E20F35S Mouser Part No 654-MS27473E20F35S	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	3In Stock	€130.51 €119.77 €115.16 €111.32 €105.18	Min.: 1 Mult.: 1	No
Circular MIL Spec Connector PLG STR CRP ENI 2235SN MS27473E22F35S Amphenol Aerospace 1: €173.51 3In Stock	Mfr. Part No. MS27473E22F35S Mouser Part No 654-MS27473E22F35S	Amphenol Aerospace	Circular MIL Spec Connector PLG STR CRP ENI 2235SN Learn More about Amphenol Aerospace amphenol mil dtl 38999 ii connector	Datasheet	3In Stock	€173.51 €170.25 €147.41 €117.01	Min.: 1 Mult.: 1

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MIL-DTL-38999 Series II Circular Connectors

Types of Connectors