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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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Part #

Circular MIL Spec Connector 13P 10 SIZE STRAIGHT PLUG SKT

MS27473E10F35S
Amphenol Aerospace
1: ¥12,294.7
93In Stock

Mfr. Part #
MS27473E10F35S

Mouser Part #
654-MS27473E10F35S

Amphenol Aerospace

Circular MIL Spec Connector 13P 10 SIZE STRAIGHT PLUG SKT

Datasheet

93In Stock

¥12,294.7

¥11,627

¥10,552.3

¥10,049.1

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG SKT

MS27473T12F35S
Amphenol Aerospace
1: ¥9,577.3
76In Stock

Mfr. Part #
MS27473T12F35S

Mouser Part #
654-MS27473T12F35S

Amphenol Aerospace

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG SKT

Datasheet

76In Stock

¥9,577.3

¥9,140.5

Min.: 1
Mult.: 1

Circular MIL Spec Connector 53P SZ 18 SOCKET

MS27508E18A53S
Amphenol Aerospace
1: ¥23,941.7
27In Stock

Mfr. Part #
MS27508E18A53S

Mouser Part #
654-MS27508E18A53S

Amphenol Aerospace

Circular MIL Spec Connector 53P SZ 18 SOCKET

Datasheet

27In Stock

¥23,941.7

¥19,035.1

¥17,845.8

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 5P Size 10 Rear Mount Receptacle

MS27474T10F5P
Amphenol Aerospace
1: ¥14,410.8
90In Stock

Mfr. Part #
MS27474T10F5P

Mouser Part #
654-MS27474T10F5P

Amphenol Aerospace

Circular MIL Spec Connector 5P Size 10 Rear Mount Receptacle

Datasheet

90In Stock

¥14,410.8

¥12,809.6

¥12,316.3

¥11,904.4

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 37P SZ 14 FEM PNL MNT SKT

MS27474T14B35S
Amphenol Aerospace
1: ¥15,392.5
50In Stock

Mfr. Part #
MS27474T14B35S

Mouser Part #
654-MS27474T14B35S

Amphenol Aerospace

Circular MIL Spec Connector 37P SZ 14 FEM PNL MNT SKT

Datasheet

50In Stock

¥15,392.5

¥13,331.2

¥12,801.3

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT SKT

MS27473E16B35S
Amphenol Aerospace
1: ¥15,181.5
70In Stock

Mfr. Part #
MS27473E16B35S

Mouser Part #
654-MS27473E16B35S

Amphenol Aerospace

Circular MIL Spec Connector 55P SZ 16 PLUG CBL MNT SKT

Datasheet

70In Stock

¥15,181.5

¥14,478.9

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 13P 10 SIZE STRAIGHT PLUG PIN

MS27484T10F35P
Amphenol Aerospace
1: ¥23,255.7
98In Stock

Mfr. Part #
MS27484T10F35P

Mouser Part #
654-MS27484T10F35P

Amphenol Aerospace

Circular MIL Spec Connector 13P 10 SIZE STRAIGHT PLUG PIN

Datasheet

98In Stock

¥23,255.7

¥20,440.3

¥15,884.1

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 8P SZ 12 PLUG CBL MNT PIN

MS27484T12B8P
Amphenol Aerospace
1: ¥14,263
20In Stock

Mfr. Part #
MS27484T12B8P

Mouser Part #
654-MS27484T12B8P

Amphenol Aerospace

Circular MIL Spec Connector 8P SZ 12 PLUG CBL MNT PIN

Datasheet

20In Stock

¥14,263

¥11,517.4

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 6P SZ 8 PIN WALL MNT

MS27497T8F35P
Amphenol Aerospace
1: ¥11,826.3
90In Stock

Mfr. Part #
MS27497T8F35P

Mouser Part #
654-MS27497T8F35P

Amphenol Aerospace

Circular MIL Spec Connector 6P SZ 8 PIN WALL MNT

Datasheet

90In Stock

¥11,826.3

¥10,495.9

¥10,092.2

¥9,755.1

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 55P 16 SIZE BOX MOUNT RECEPTACLE PIN

MS27508E16F35A
Amphenol Aerospace
1: ¥13,095.3
31In Stock

Mfr. Part #
MS27508E16F35A

Mouser Part #
654-MS27508E16F35A

Amphenol Aerospace

Circular MIL Spec Connector 55P 16 SIZE BOX MOUNT RECEPTACLE PIN

Datasheet

31In Stock

¥13,095.3

¥11,190.2

¥10,665.3

¥10,273.3

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT

MS27508E12B35S
Amphenol Aerospace
1: ¥16,895.7
97In Stock

Mfr. Part #
MS27508E12B35S

Mouser Part #
654-MS27508E12B35S

Amphenol Aerospace

Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT

Datasheet

97In Stock

¥16,895.7

¥14,156.7

¥12,500.7

¥10,824.7

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE PIN

MS27508E12F35A
Amphenol Aerospace
1: ¥12,311.3
66In Stock

Mfr. Part #
MS27508E12F35A

Mouser Part #
654-MS27508E12F35A

Amphenol Aerospace

Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE PIN

Datasheet

66In Stock

¥12,311.3

¥10,399.5

Min.: 1
Mult.: 1

Circular MIL Spec Connector 32P SZ 18 SOC WALL MNT

MS27497T18B32S
Amphenol Aerospace
1: ¥17,518.6
99In Stock

Mfr. Part #
MS27497T18B32S

Mouser Part #
654-MS27497T18B32S

Amphenol Aerospace

Circular MIL Spec Connector 32P SZ 18 SOC WALL MNT

Datasheet

99In Stock

¥17,518.6

¥15,975.5

¥15,360.9

¥14,847.7

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 66P 18 SIZE WALL MOUNT RECEPTACLE SKT

MS27497T18F35S
Amphenol Aerospace
1: ¥17,671.4
28In Stock

Mfr. Part #
MS27497T18F35S

Mouser Part #
654-MS27497T18F35S

Amphenol Aerospace

Circular MIL Spec Connector 66P 18 SIZE WALL MOUNT RECEPTACLE SKT

Datasheet

28In Stock

¥17,671.4

¥16,058.5

¥15,684.8

¥15,674.9

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT

MS27508E12F35S
Amphenol Aerospace
1: ¥13,283
91In Stock

Mfr. Part #
MS27508E12F35S

Mouser Part #
654-MS27508E12F35S

Amphenol Aerospace

Circular MIL Spec Connector 22P 12 SIZE BOX MOUNT RECEPTACLE SKT

Datasheet

91In Stock

¥13,283

¥11,176.9

¥11,138.7

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P SZ 12 RCPT PNL MNT PIN

MS27474T12F35P
Amphenol Aerospace
1: ¥15,814.4
31In Stock

Mfr. Part #
MS27474T12F35P

Mouser Part #
654-MS27474T12F35P

Amphenol Aerospace

Circular MIL Spec Connector 22P SZ 12 RCPT PNL MNT PIN

Datasheet

31In Stock

¥15,814.4

¥14,382.6

¥13,829.5

¥13,396

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 3P SZ 8 WALL MNT SOCKET

MS27497T8F98S
Amphenol Aerospace
1: ¥10,102.2
33In Stock

Mfr. Part #
MS27497T8F98S

Mouser Part #
654-MS27497T8F98S

Amphenol Aerospace

Circular MIL Spec Connector 3P SZ 8 WALL MNT SOCKET

Datasheet

33In Stock

¥10,102.2

¥8,821.6

Min.: 1
Mult.: 1

Circular MIL Spec Tools, Hardware & Accessories PLUG

MS27488-22
Amphenol Aerospace
1: ¥26.6
88,237In Stock
49,570Expected 11/20/2026

Mfr. Part #
MS27488-22

Mouser Part #
654-MS27488-22

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories PLUG

Datasheet

88,237In Stock

49,570Expected 11/20/2026

¥26.6

Min.: 1
Mult.: 1

Circular MIL Spec Connector 13P SZ 10 PIN BOX MNT

MS27508E10F35P
Amphenol Aerospace
1: ¥16,345.9
14In Stock

Mfr. Part #
MS27508E10F35P

Mouser Part #
654-MS27508E10F35P

Amphenol Aerospace

Circular MIL Spec Connector 13P SZ 10 PIN BOX MNT

Datasheet

14In Stock

¥16,345.9

¥10,814.8

Min.: 1
Mult.: 1

Circular MIL Spec Connector HERMETIC SOLDER MNT REC 6P SZ 22D PIN

MS27471Y9D35P
Amphenol Aerospace
1: ¥91,100.9
4In Stock

Mfr. Part #
MS27471Y9D35P

Mouser Part #
654-MS27471Y9D35P

Amphenol Aerospace

Circular MIL Spec Connector HERMETIC SOLDER MNT REC 6P SZ 22D PIN

Datasheet

4In Stock

¥91,100.9

¥87,649.3

Quote

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 22P SZ 12 PIN BOX MNT

MS27508E12B3P
Amphenol Aerospace
1: ¥11,155.3
9In Stock

Mfr. Part #
MS27508E12B3P

Mouser Part #
654-MS27508E12B3P

Amphenol Aerospace

Circular MIL Spec Connector 22P SZ 12 PIN BOX MNT

Datasheet

9In Stock

¥11,155.3

¥9,673.7

¥9,301.6

¥8,991

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 53P SZ 18 PLUG CBL MNT PIN

MS27473T18F53P
Amphenol Aerospace
1: ¥45,474.9
6In Stock

Mfr. Part #
MS27473T18F53P

Mouser Part #
654-MS27473T18F53P

Amphenol Aerospace

Circular MIL Spec Connector 53P SZ 18 PLUG CBL MNT PIN

Datasheet

6In Stock

¥45,474.9

¥36,337.7

¥33,852.8

¥33,769.8

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 21P FM SZ 22 SOC WALL MNT

MS27497T22F21S
Amphenol Aerospace
1: ¥19,370.6
29In Stock

Mfr. Part #
MS27497T22F21S

Mouser Part #
654-MS27497T22F21S

Amphenol Aerospace

Circular MIL Spec Connector 21P FM SZ 22 SOC WALL MNT

Datasheet

29In Stock

¥19,370.6

¥17,664.7

¥16,985.4

¥15,591.8

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 41P PLUG SKT

MS27473E20F41S
Amphenol Aerospace
1: ¥18,646.4
17In Stock

Mfr. Part #
MS27473E20F41S

Mouser Part #
654-MS27473E20F41S

Amphenol Aerospace

Circular MIL Spec Connector 41P PLUG SKT

Datasheet

17In Stock

¥18,646.4

¥15,262.9

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG PIN

MS27473T12F35P
Amphenol Aerospace
1: ¥18,075
22In Stock

Mfr. Part #
MS27473T12F35P

Mouser Part #
654-MS27473T12F35P

Amphenol Aerospace

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG PIN

Datasheet

22In Stock

¥18,075

¥14,824.4

¥8,831.5

Min.: 1
Mult.: 1