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High-Speed Connectors for MIL-DTL-38999

Amphenol Aerospace High-Speed Connectors for MIL-DTL-38999 provide superior electrical performance plus shielding to eliminate interference from outside electrical sources. Amphenol offers an expansive range of contacts that provide high-speed transmission and operate in high-frequency conditions. Amphenol Aerospace High-Speed Connectors are ideal for integrating high-speed and high-frequency contacts.

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Part #

Circular MIL Spec Contacts PIN COAX SZ 8

21-033102-023
Amphenol Aerospace
1: $127.381
175In Stock
181Expected 12/30/2026

Mfr. Part #
21-033102-023

Mouser Part #
654-21-033102-023

Amphenol Aerospace

Circular MIL Spec Contacts PIN COAX SZ 8

175In Stock

181Expected 12/30/2026

$127.381

$120.250

$118.326

$116.653

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Min.: 1
Mult.: 1

Circular MIL Spec Contacts 38999 I III CON 8 PIN COAX

21-033102-041
Amphenol Aerospace
1: $346.479
7In Stock

Mfr. Part #
21-033102-041

Mouser Part #
654-21-033102-041

Amphenol Aerospace

Circular MIL Spec Contacts 38999 I III CON 8 PIN COAX

7In Stock

$346.479

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Min.: 1
Mult.: 1

No

Circular MIL Spec Contacts BUSHING

21-033321-005
Amphenol Aerospace
1: $19.866
2.107In Stock
1.367Expected 10/13/2026

Mfr. Part #
21-033321-005

Mouser Part #
654-21-033321-005

Amphenol Aerospace

Circular MIL Spec Contacts BUSHING

Datasheet

2.107In Stock

1.367Expected 10/13/2026

$19.866

$17.027

$16.038

$15.702

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Min.: 1
Mult.: 1

RF Connectors / Coaxial Connectors CONTACT

21-033591-001
Amphenol Aerospace
1: $197.266
237In Stock

Mfr. Part #
21-033591-001

Mouser Part #
654-21-033591-001

Amphenol Aerospace

RF Connectors / Coaxial Connectors CONTACT

Datasheet

237In Stock

$197.266

$178.535

$174.286

$170.237

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Min.: 1
Mult.: 1

RF Connectors / Coaxial Connectors COAX CONTACT

21-033592-001
Amphenol Aerospace
1: $149.708
205In Stock
586On Order

Mfr. Part #
21-033592-001

Mouser Part #
654-21-033592-001

Amphenol Aerospace

RF Connectors / Coaxial Connectors COAX CONTACT

Datasheet

205In Stock

586On Order

$149.708

$136.594

$128.843

$124.541

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Min.: 1
Mult.: 1

Circular MIL Spec Contacts 16P PC Tail Contact

10-497630-055
Amphenol Aerospace
1: $8.834
791In Stock

Mfr. Part #
10-497630-055

Mouser Part #
654-10-497630-055

Amphenol Aerospace

Circular MIL Spec Contacts 16P PC Tail Contact

Datasheet

791In Stock

$8.834

$7.993

$7.551

$7.267

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Min.: 1
Mult.: 1

Circular MIL Spec Contacts PIN 20 GA PC TAIL

10-497640-015
Amphenol Aerospace
1: $7.814
1.030In Stock
2.475Expected 12/18/2026

Mfr. Part #
10-497640-015

Mouser Part #
654-10-497640-015

Amphenol Aerospace

Circular MIL Spec Contacts PIN 20 GA PC TAIL

Datasheet

1.030In Stock

2.475Expected 12/18/2026

$7.814

$7.067

$6.678

$6.426

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Min.: 1
Mult.: 1

Circular MIL Spec Contacts PIN 20 GA PC TAIL

10-497640-025
Amphenol Aerospace
1: $9.150
1.302In Stock
3.605On Order

Mfr. Part #
10-497640-025

Mouser Part #
654-10-497640-025

Amphenol Aerospace

Circular MIL Spec Contacts PIN 20 GA PC TAIL

Datasheet

1.302In Stock

3.605On Order

$9.150

$7.772

$7.278

$6.941

View

Min.: 1
Mult.: 1

Circular MIL Spec Contacts 38999 III PIN 8 QUADRAX CONTAC

21-033384-021
Amphenol Aerospace
1: $334.543
30In Stock
18Expected 10/30/2026

Mfr. Part #
21-033384-021

Mouser Part #
654-21-033384-021

Amphenol Aerospace

Circular MIL Spec Contacts 38999 III PIN 8 QUADRAX CONTAC

Datasheet

30In Stock

18Expected 10/30/2026

$334.543

$304.811

$293.884

Min.: 1
Mult.: 1

Circular MIL Spec Contacts CONTACT, SKT -QUADRAX

21-033471-151
Amphenol Aerospace
1: $416.480
27In Stock

Mfr. Part #
21-033471-151

Mouser Part #
654-21-033471-151

Amphenol Aerospace

Circular MIL Spec Contacts CONTACT, SKT -QUADRAX

Datasheet

27In Stock

$416.480

$378.913

$365.242

Min.: 1
Mult.: 1

Circular MIL Spec Contacts SIZE 12 PIN -SHIELDED

21-033651-011
Amphenol Aerospace
1: $116.632
125In Stock

Mfr. Part #
21-033651-011

Mouser Part #
654-21-033651-011

Amphenol Aerospace

Circular MIL Spec Contacts SIZE 12 PIN -SHIELDED

125In Stock

$116.632

$106.357

$102.266

$98.848

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Min.: 1
Mult.: 1

Circular MIL Spec Contacts 8P Socket use W/ Cbl GORE RCN8966-24

21-032905-011
Amphenol Aerospace
1: $469.117
7In Stock

Mfr. Part #
21-032905-011

Mouser Part #
654-21-032905-011

Amphenol Aerospace

Circular MIL Spec Contacts 8P Socket use W/ Cbl GORE RCN8966-24

Datasheet

7In Stock

$469.117

Min.: 1
Mult.: 1

Circular MIL Spec Contacts COAX CONTACT

21-033102-024
Amphenol Aerospace
1: $221.286
82In Stock

Mfr. Part #
21-033102-024

Mouser Part #
654-21-033102-024

Amphenol Aerospace

Circular MIL Spec Contacts COAX CONTACT

82In Stock

$221.286

$179.797

$151.412

$112.899

View

Min.: 1
Mult.: 1

Circular MIL Spec Contacts QUADRAX CONTACT

21-033385-021
Amphenol Aerospace
1: $245.538
31In Stock

Mfr. Part #
21-033385-021

Mouser Part #
654-21-033385-021

Amphenol Aerospace

Circular MIL Spec Contacts QUADRAX CONTACT

Datasheet

31In Stock

$245.538

$210.559

$197.392

View

Min.: 1
Mult.: 1

Circular MIL Spec Contacts QUADRAX CONTACT SPLIT PAIR

21-033470-001
Amphenol Aerospace
1: $252.458
49In Stock

Mfr. Part #
21-033470-001

Mouser Part #
654-21-033470-001

Amphenol Aerospace

Circular MIL Spec Contacts QUADRAX CONTACT SPLIT PAIR

Datasheet

49In Stock

$252.458

$225.461

$225.388

Min.: 1
Mult.: 1

Circular MIL Spec Contacts CONTACT QUADRAX

21-033470-151
Amphenol Aerospace
1: $237.240
22In Stock

Mfr. Part #
21-033470-151

Mouser Part #
654-21-033470-151

Amphenol Aerospace

Circular MIL Spec Contacts CONTACT QUADRAX

Datasheet

22In Stock

$237.240

$220.066

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Min.: 1
Mult.: 1

RF Connectors / Coaxial Connectors Coaxial,12Pin,2.1 GHz,V73263

21-033651-031
Amphenol Aerospace
Shipping Restricted

Mfr. Part #
21-033651-031

Mouser Part #
654-21-033651-031

Amphenol Aerospace

RF Connectors / Coaxial Connectors Coaxial,12Pin,2.1 GHz,V73263

Datasheet

Shipping Restricted

Circular MIL Spec Contacts Twinax Plug Adapter 100 Ohms

21-033832-021
Amphenol Aerospace
1: $1.327.096
1In Stock

Mfr. Part #
21-033832-021

Mouser Part #
654-21-033832-021

Amphenol Aerospace

Circular MIL Spec Contacts Twinax Plug Adapter 100 Ohms

Datasheet

1In Stock

$1.327.096

Min.: 1
Mult.: 1

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug Quadrax

21-033899-8Q1
Amphenol Aerospace
1: $23.958
252In Stock

Mfr. Part #
21-033899-8Q1

Mouser Part #
654-21-033899-8Q1

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories Sealing Plug Quadrax

Datasheet

252In Stock

$23.958

$22.832

$22.359

$21.759

View

Min.: 1
Mult.: 1

Circular MIL Spec Contacts 21-033651-030

21-033651-030
Amphenol Aerospace
1: $120.534
98In Stock

Mfr. Part #
21-033651-030

Mouser Part #
654-21033651030

Amphenol Aerospace

Circular MIL Spec Contacts 21-033651-030

Datasheet

98In Stock

$120.534

Min.: 1
Mult.: 1

Fiber Optic Connectors MT Female Contact Kit

CF-198137-000
Amphenol Aerospace
1: $286.796
10In Stock

Mfr. Part #
CF-198137-000

Mouser Part #
654-CF-198137-000

Amphenol Aerospace

Fiber Optic Connectors MT Female Contact Kit

Datasheet

10In Stock

$286.796

Min.: 1
Mult.: 1

Fiber Optic Connectors Straight Plug Pin 13-02

CF-5E4613-02P
Amphenol Aerospace
1: $302.582
17In Stock

Mfr. Part #
CF-5E4613-02P

Mouser Part #
654-CF59461302P

Amphenol Aerospace

Fiber Optic Connectors Straight Plug Pin 13-02

Datasheet

17In Stock

$302.582

$299.627

View

Min.: 1
Mult.: 1

Fiber Optic Connectors Jamnut Receptacle Socket 13-02

CF-5E4713-02S
Amphenol Aerospace
1: $257.380
9In Stock

Mfr. Part #
CF-5E4713-02S

Mouser Part #
654-CF59471302S

Amphenol Aerospace

Fiber Optic Connectors Jamnut Receptacle Socket 13-02

Datasheet

9In Stock

$257.380

View

Min.: 1
Mult.: 1

Circular MIL Spec Contacts PIN 20 GA PC TAIL

10-497596-025
Amphenol Aerospace
1: $10.201
65In Stock

Mfr. Part #
10-497596-025

Mouser Part #
654-10-497596-025

Amphenol Aerospace

Circular MIL Spec Contacts PIN 20 GA PC TAIL

Datasheet

65In Stock

$10.201

$9.181

$8.655

$8.424

View

Min.: 1
Mult.: 1

Circular MIL Spec Contacts PIN 16 GA PC TAIL

10-497630-025
Amphenol Aerospace
1: $17.122
6In Stock

Mfr. Part #
10-497630-025

Mouser Part #
654-10-497630-025

Amphenol Aerospace

Circular MIL Spec Contacts PIN 16 GA PC TAIL

Datasheet

6In Stock

$17.122

$15.702

$15.134

$14.902

View

Min.: 1
Mult.: 1