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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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Results: 1,002

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Part #

Circular MIL Spec Connector 18P 14 SIZE BOX MOUNT RECEPTACLE SKT

MS27508E14B18SC
Amphenol Aerospace
1: ¥14,580.3
8In Stock

Mfr. Part #
MS27508E14B18SC

Mouser Part #
654-MS27508E14B18SC

Amphenol Aerospace

Circular MIL Spec Connector 18P 14 SIZE BOX MOUNT RECEPTACLE SKT

Datasheet

8In Stock

¥14,580.3

¥12,960.8

¥12,462.5

¥12,045.6

¥11,381.2

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 37P FM SZ 14 PIN

MS27508E14B35A
Amphenol Aerospace
1: ¥11,957.5
4In Stock

Mfr. Part #
MS27508E14B35A

Mouser Part #
654-MS27508E14B35A

Amphenol Aerospace

Circular MIL Spec Connector 37P FM SZ 14 PIN

Datasheet

4In Stock

¥11,957.5

¥9,210.2

¥8,901.3

¥8,735.2

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 5P 14 SIZE BOX MOUNT RECEPTACLE SKT

MS27508E14B5SD
Amphenol Aerospace
1: ¥24,092.8
7In Stock

Mfr. Part #
MS27508E14B5SD

Mouser Part #
654-MS27508E14B5SD

Amphenol Aerospace

Circular MIL Spec Connector 5P 14 SIZE BOX MOUNT RECEPTACLE SKT

Datasheet

7In Stock

¥24,092.8

¥12,053.9

¥11,588.8

¥10,776.6

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 5P SZ 16 PIN

MS27508E16A35P
Amphenol Aerospace
1: ¥16,540.2
4In Stock

Mfr. Part #
MS27508E16A35P

Mouser Part #
654-MS27508E16A35P

Amphenol Aerospace

Circular MIL Spec Connector 5P SZ 16 PIN

Datasheet

4In Stock

¥16,540.2

¥15,083.5

¥14,503.9

¥14,018.8

¥13,244.8

Min.: 1
Mult.: 1

No

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

MS27508E16A35PA
Amphenol Aerospace
1: ¥16,764.5
8In Stock

Mfr. Part #
MS27508E16A35PA

Mouser Part #
654-MS27508E16A35PA

Amphenol Aerospace

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

Datasheet

8In Stock

¥16,764.5

¥15,287.8

¥14,699.9

¥14,208.2

¥13,424.2

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 26P SZ 16 PIN

MS27508E16B26P-LC
Amphenol Aerospace
1: ¥14,487.2
1In Stock

Mfr. Part #
MS27508E16B26P-LC

Mouser Part #
654-MS27508E16B26PC

Amphenol Aerospace

Circular MIL Spec Connector 26P SZ 16 PIN

Datasheet

1In Stock

¥14,487.2

¥14,322.8

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 66P SZ 18 PIN

MS27508E18F35P
Amphenol Aerospace
1: ¥17,257.8
3In Stock

Mfr. Part #
MS27508E18F35P

Mouser Part #
654-MS27508E18F35P

Amphenol Aerospace

Circular MIL Spec Connector 66P SZ 18 PIN

Datasheet

3In Stock

¥17,257.8

¥15,738

¥15,131.7

¥14,626.8

¥13,819.5

Min.: 1
Mult.: 1

Circular MIL Spec Connector 100P 22 SIZE BOX MOUNT RECEPTACLE SKT

MS27508E22B35S
Amphenol Aerospace
1: ¥29,881.4
1In Stock

Mfr. Part #
MS27508E22B35S

Mouser Part #
654-MS27508E22B35S

Amphenol Aerospace

Circular MIL Spec Connector 100P 22 SIZE BOX MOUNT RECEPTACLE SKT

Datasheet

1In Stock

¥29,881.4

¥25,901.6

¥24,905

¥24,074.5

Quote

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 13P 10 SIZE WALL MOUNT RECEPTACLE PIN

MS27497T10A35P
Amphenol Aerospace
1: ¥8,831.5
3In Stock
Factory Special Order

Mfr. Part #
MS27497T10A35P

Mouser Part #
654-MS27497T10A35P

Factory Special Order

Amphenol Aerospace

Circular MIL Spec Connector 13P 10 SIZE WALL MOUNT RECEPTACLE PIN

Datasheet

3In Stock

¥8,831.5

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 26P 16 SIZE BOX MOUNT RECEPTACLE PIN

MS27499E16F26P
Amphenol Aerospace
1: ¥12,796.3
4In Stock

Mfr. Part #
MS27499E16F26P

Mouser Part #
654-MS27499E16F26P

Amphenol Aerospace

Circular MIL Spec Connector 26P 16 SIZE BOX MOUNT RECEPTACLE PIN

Datasheet

4In Stock

¥12,796.3

¥11,374.5

¥10,937.7

¥10,572.3

¥9,989.3

Min.: 1
Mult.: 1

Circular MIL Spec Connector 15P 14 SIZE STRAIGHT PLUG PIN

MS27473T14F15PC
Amphenol Aerospace
1: ¥12,131.9
4In Stock

Mfr. Part #
MS27473T14F15PC

Mouser Part #
654-MS27473T14F15PC

Amphenol Aerospace

Circular MIL Spec Connector 15P 14 SIZE STRAIGHT PLUG PIN

Datasheet

4In Stock

¥12,131.9

¥10,783.2

¥10,368

¥10,250

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 11P Size 18 Plug

MS27473T18A11P
Amphenol Aerospace
1: ¥11,977.5
12In Stock

Mfr. Part #
MS27473T18A11P

Mouser Part #
654-MS27473T18A11P

Amphenol Aerospace

Circular MIL Spec Connector 11P Size 18 Plug

Datasheet

12In Stock

¥11,977.5

¥10,386.2

¥9,985.9

¥9,836.4

¥8,452.8

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 22P JAM NUT RECEPT PIN CRIMP SZ 12

MS27474E12B35P
Amphenol Aerospace
1: ¥16,683.1
3In Stock

Mfr. Part #
MS27474E12B35P

Mouser Part #
654-MS27474E12B35P

Amphenol Aerospace

Circular MIL Spec Connector 22P JAM NUT RECEPT PIN CRIMP SZ 12

Datasheet

3In Stock

¥16,683.1

¥15,214.8

¥14,628.4

¥14,140.1

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 16P 20 SIZE BOX MOUNT RECEPTACLE PIN

MS27499E20B16P
Amphenol Aerospace
1: ¥27,757
7In Stock

Mfr. Part #
MS27499E20B16P

Mouser Part #
654-MS27499E20B16P

Amphenol Aerospace

Circular MIL Spec Connector 16P 20 SIZE BOX MOUNT RECEPTACLE PIN

Datasheet

7In Stock

¥27,757

¥21,563.1

¥17,184.7

¥12,455.8

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 61P Size 24 Rear Mount Receptacle

MS27508E24B61P
Amphenol Aerospace
1: ¥18,496.9
6In Stock

Mfr. Part #
MS27508E24B61P

Mouser Part #
654-MS27508E24B61P

Amphenol Aerospace

Circular MIL Spec Connector 61P Size 24 Rear Mount Receptacle

Datasheet

6In Stock

¥18,496.9

¥16,867.5

¥16,219.7

¥15,678.2

¥14,812.8

Min.: 1
Mult.: 1

No

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

MS27484T16F35S
Amphenol Aerospace
1: ¥23,362
192On Order

Mfr. Part #
MS27484T16F35S

Mouser Part #
654-MS27484T16F35S

Amphenol Aerospace

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

Datasheet

192On Order

¥23,362

¥22,456.7

¥16,968.8

¥16,595.1

Min.: 1
Mult.: 1

Circular MIL Spec Connector 32P SZ 18 PLUG CBL MNT SKT

MS27473T18A32S
Amphenol Aerospace
1: ¥19,868.9
68In Stock

Mfr. Part #
MS27473T18A32S

Mouser Part #
654-MS27473T18A32S

Amphenol Aerospace

Circular MIL Spec Connector 32P SZ 18 PLUG CBL MNT SKT

Datasheet

68In Stock

¥19,868.9

¥18,118.2

¥17,420.6

¥16,839.2

¥15,909.1

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector Plug 5P3 SZ 18 SOC

MS27473T18F53S
Amphenol Aerospace
1: ¥43,624.5
92Expected 10/23/2026

Mfr. Part #
MS27473T18F53S

Mouser Part #
654-MS27473T18F53S

Amphenol Aerospace

Circular MIL Spec Connector Plug 5P3 SZ 18 SOC

Datasheet

92Expected 10/23/2026

¥43,624.5

¥35,199.9

¥33,904.3

¥33,105.4

Min.: 1
Mult.: 1

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG SKT

MS27473T12F35S
Amphenol Aerospace
1: ¥12,761.5
99Expected 8/28/2026

Mfr. Part #
MS27473T12F35S

Mouser Part #
654-MS27473T12F35S

Amphenol Aerospace

Circular MIL Spec Connector 22P 12 SIZE STRAIGHT PLUG SKT

Datasheet

99Expected 8/28/2026

¥12,761.5

¥11,507.4

¥10,788.2

¥10,273.3

¥9,783.3

Min.: 1
Mult.: 1

Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG PIN

MS27473T14F35P
Amphenol Aerospace
1: ¥12,211.7
24Expected 9/15/2026

Mfr. Part #
MS27473T14F35P

Mouser Part #
654-MS27473T14F35P

Amphenol Aerospace

Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG PIN

Datasheet

24Expected 9/15/2026

¥12,211.7

¥10,610.5

Min.: 1
Mult.: 1

Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG SKT

MS27473T14F35S
Amphenol Aerospace
1: ¥22,828.8
29On Order

Mfr. Part #
MS27473T14F35S

Mouser Part #
654-MS27473T14F35S

Amphenol Aerospace

Circular MIL Spec Connector 37P 14 SIZE STRAIGHT PLUG SKT

Datasheet

29On Order

¥22,828.8

¥14,837.7

¥13,920.8

¥13,420.9

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector 53P 18 SIZE STRAIGHT PLUG SKT

MS27473T18A53S
Amphenol Aerospace
1: ¥40,347.4
15Expected 9/28/2026

Mfr. Part #
MS27473T18A53S

Mouser Part #
654-27473T18A53S

Amphenol Aerospace

Circular MIL Spec Connector 53P 18 SIZE STRAIGHT PLUG SKT

Datasheet

15Expected 9/28/2026

¥40,347.4

¥35,997.2

¥35,591.9

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 5P SZ 10 RCPT WALL MNT PIN

MS27472T10B5P
Amphenol Aerospace
1: ¥10,336.4
98Expected 10/23/2026

Mfr. Part #
MS27472T10B5P

Mouser Part #
654-MS27472T10B5P

Amphenol Aerospace

Circular MIL Spec Connector 5P SZ 10 RCPT WALL MNT PIN

Datasheet

98Expected 10/23/2026

¥10,336.4

¥8,427.9

¥8,235.2

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 5P SZ 14 FEM WALL MNT PIN

MS27472T14B5P
Amphenol Aerospace
1: ¥21,214.3
6In Stock

Mfr. Part #
MS27472T14B5P

Mouser Part #
654-MS27472T14B5P

Amphenol Aerospace

Circular MIL Spec Connector 5P SZ 14 FEM WALL MNT PIN

Datasheet

6In Stock

¥21,214.3

¥13,960.7

¥11,494.1

¥10,653.7

View

Min.: 1
Mult.: 1

No

Circular MIL Spec Connector 3P SZ 12 PLUG CBL MNT PIN

MS27473E12B3P
Amphenol Aerospace
1: ¥18,295.9
60Expected 8/31/2026

Mfr. Part #
MS27473E12B3P

Mouser Part #
654-MS27473E12B3P

Amphenol Aerospace

Circular MIL Spec Connector 3P SZ 12 PLUG CBL MNT PIN

Datasheet

60Expected 8/31/2026

¥18,295.9

¥17,629.9

¥17,423.9

¥17,252.8

View

Min.: 1
Mult.: 1

No