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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS
Circular MIL Spec Contacts MT Male Contact Kit CF-198136-000 Amphenol Aerospace 1: $365.31 11In Stock	Mfr. Part No. CF-198136-000 Mouser Part No 654-CF-198136-000	Amphenol Aerospace	Circular MIL Spec Contacts MT Male Contact Kit Learn More about Amphenol Aerospace mt fiber ferrules	Datasheet	11In Stock	$365.31	Min.: 1 Mult.: 1
Circular MIL Spec Contacts D38999/20WE35SN W/PCB 21-033122-546 Amphenol Aerospace 1: $100.32 13In Stock	Mfr. Part No. 21-033122-546 Mouser Part No 654-21-033122-546	Amphenol Aerospace	Circular MIL Spec Contacts D38999/20WE35SN W/PCB Learn More about Amphenol Aerospace quadrax contacts		13In Stock	$100.32 $86.25 $56.60	Min.: 1 Mult.: 1
Circular MIL Spec Contacts Quadrax Pin Contact MIL-DTL-38999 21-033384-071 Amphenol Aerospace 1: $225.01 2In Stock	Mfr. Part No. 21-033384-071 Mouser Part No 654-21-033384-071	Amphenol Aerospace	Circular MIL Spec Contacts Quadrax Pin Contact MIL-DTL-38999 Learn More about Amphenol Aerospace quadrax contacts	Datasheet	2In Stock	$225.01 $209.14 $180.64 Quote Quote	Min.: 1 Mult.: 1
Circular MIL Spec Contacts SOCKET 21-033121-563 Amphenol Aerospace 1: $101.23 3In Stock	Mfr. Part No. 21-033121-563 Mouser Part No 654-21-033121-563	Amphenol Aerospace	Circular MIL Spec Contacts SOCKET Learn More about Amphenol Aerospace quadrax contacts		3In Stock	$101.23 View $60.27 $48.44	Min.: 1 Mult.: 1
Circular MIL Spec Contacts TV 13C 13#22D PIN WALL RECP 21-033101-021 Amphenol Aerospace 1: $218.36 7In Stock	Mfr. Part No. 21-033101-021 Mouser Part No 654-21-033101-021	Amphenol Aerospace	Circular MIL Spec Contacts TV 13C 13#22D PIN WALL RECP Learn More about Amphenol Aerospace quadrax contacts		7In Stock	$218.36 Quote Quote	Min.: 1 Mult.: 1
Circular MIL Spec Contacts TWINAX CONTACT 21-033909-025 Amphenol Aerospace 1: $504.07 1In Stock	Mfr. Part No. 21-033909-025 Mouser Part No 654-21-033909-025	Amphenol Aerospace	Circular MIL Spec Contacts TWINAX CONTACT Learn More about Amphenol Aerospace quadrax contacts	Datasheet	1In Stock	$504.07 View $458.50 $442.06	Min.: 1 Mult.: 1	No
Circular MIL Spec Contacts PIN 20 GA PC TAIL 10-497596-055 Amphenol Aerospace 1: $7.41 527Expected 2027/02/09	Mfr. Part No. 10-497596-055 Mouser Part No 654-10-497596-055	Amphenol Aerospace	Circular MIL Spec Contacts PIN 20 GA PC TAIL	Datasheet	527Expected 2027/02/09	$7.41 $7.09 $5.93 $5.19 $4.68	Min.: 1 Mult.: 1
Circular MIL Spec Contacts QUADRAX CONTACT SPLIT PAIR 21-033471-001 Amphenol Aerospace 1: $232.72 2In Stock Factory Special Order	Mfr. Part No. 21-033471-001 Mouser Part No 654-21-033471-001 Factory Special Order	Amphenol Aerospace	Circular MIL Spec Contacts QUADRAX CONTACT SPLIT PAIR Learn More about Amphenol Aerospace quadrax contacts	Datasheet	2In Stock	$232.72 View $198.61 $177.72 $162.29 Quote	Min.: 1 Mult.: 1
Circular MIL Spec Contacts PIN 16 GA PC TAIL 10-497630-035 Amphenol Aerospace 1: $15.97 500Expected 2026/12/18	Mfr. Part No. 10-497630-035 Mouser Part No 654-10-497630-035	Amphenol Aerospace	Circular MIL Spec Contacts PIN 16 GA PC TAIL	Datasheet	500Expected 2026/12/18	$15.97 $12.91 $12.80 $11.12 View $10.54 $10.01 $9.78	Min.: 1 Mult.: 1	No
Circular MIL Spec Contacts Hi Frequency Pin Contact 21-033102-027 Amphenol Aerospace 1: $359.74 4Expected 2026/11/23	Mfr. Part No. 21-033102-027 Mouser Part No 654-21-033102-027	Amphenol Aerospace	Circular MIL Spec Contacts Hi Frequency Pin Contact Learn More about Amphenol Aerospace quadrax contacts		4Expected 2026/11/23	$359.74 View $348.69	Min.: 1 Mult.: 1
Fibre Optic Connectors Jam nut REC SZ 21 Four Cavity CF-599721-04S Amphenol Aerospace 1: $698.92 3Expected 2026/10/15	Mfr. Part No. CF-599721-04S Mouser Part No 654-CF-599721-04S	Amphenol Aerospace	Fibre Optic Connectors Jam nut REC SZ 21 Four Cavity Learn More about Amphenol Aerospace mt fiber ferrules	Datasheet	3Expected 2026/10/15	$698.92 View $636.13	Min.: 1 Mult.: 1	No
Circular MIL Spec Contacts PIN 20 GA PC TAIL 10-497596-025 Amphenol Aerospace 1: $8.66 2Expected 2027/01/14	Mfr. Part No. 10-497596-025 Mouser Part No 654-10-497596-025	Amphenol Aerospace	Circular MIL Spec Contacts PIN 20 GA PC TAIL	Datasheet	2Expected 2027/01/14	$8.66 $7.79 $7.32 $6.97 View $6.62 $6.21 $5.91 $5.63	Min.: 1 Mult.: 1
Circular MIL Spec Contacts CONTACT 10-597502-015 Amphenol Aerospace 1: $27.73 123Stock Available	Mfr. Part No. 10-597502-015 Mouser Part No 654-10-597502-015	Amphenol Aerospace	Circular MIL Spec Contacts CONTACT	Datasheet	123Stock Available More Info Available	$27.73 $25.35 $24.56 $23.98 $20.97	Min.: 1 Mult.: 1
Circular MIL Spec Contacts 8P Pin use with Cbl GORE RCN8966-24 21-032904-011 Amphenol Aerospace 3Stock Available	Mfr. Part No. 21-032904-011 Mouser Part No 654-21-032904-011	Amphenol Aerospace	Circular MIL Spec Contacts 8P Pin use with Cbl GORE RCN8966-24 Learn More about Amphenol Aerospace amphenol octonet contacts	Datasheet	3Stock Available More Info Available		Request a Quote
Circular MIL Spec Contacts SKT PC TAIL Amphenol Aerospace 10-497631-075 10-497631-075 Amphenol Aerospace 1: $49.16 70Stock Available	Mfr. Part No. 10-497631-075 Mouser Part No 654-10-497631-075	Amphenol Aerospace	Circular MIL Spec Contacts SKT PC TAIL		70Stock Available More Info Available	$49.16 $49.13 $40.94 $37.88 $36.94	Min.: 1 Mult.: 1	No
Circular MIL Spec Contacts PIN 20 GA PC TAIL 10-497640-065 Amphenol Aerospace 1: $8.55 Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. 10-497640-065 Mouser Part No 654-10-497640-065	Amphenol Aerospace	Circular MIL Spec Contacts PIN 20 GA PC TAIL		Non-Stocked Lead-Time 18 Weeks	$8.55 $7.83 $7.37 $7.04 View $6.93 $6.51 $6.12 $5.98	Min.: 1 Mult.: 1	No
Circular MIL Spec Contacts CONTACT 10-597502-025 Amphenol Aerospace 1: $26.30 Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. 10-597502-025 Mouser Part No 654-10-597502-025	Amphenol Aerospace	Circular MIL Spec Contacts CONTACT	Datasheet	Non-Stocked Lead-Time 18 Weeks	$26.30 $24.59 $22.17 $20.83 View $20.56 $19.98	Min.: 1 Mult.: 1	No
Circular MIL Spec Contacts CONTACT 10-497694-135 Amphenol Aerospace 100: $9.64 Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. 10-497694-135 Mouser Part No 654-10-497694-135	Amphenol Aerospace	Circular MIL Spec Contacts CONTACT		Non-Stocked Lead-Time 18 Weeks	$9.64 $8.79 $8.22	Min.: 100 Mult.: 1	No
Circular MIL Spec Contacts 8P Pin use with Cbl Thermax MX10G-24HP 21-032904-001 Amphenol Aerospace Non-Stocked Lead-Time 13 Weeks	Mfr. Part No. 21-032904-001 Mouser Part No 654-21-032904-001	Amphenol Aerospace	Circular MIL Spec Contacts 8P Pin use with Cbl Thermax MX10G-24HP Learn More about Amphenol Aerospace amphenol octonet contacts	Datasheet	Non-Stocked Lead-Time 13 Weeks		Request a Quote
Circular MIL Spec Contacts 8P Socket use W/ Cbl Thermax MX10G-24HP 21-032905-001 Amphenol Aerospace Non-Stocked Lead-Time 13 Weeks	Mfr. Part No. 21-032905-001 Mouser Part No 654-21-032905-001	Amphenol Aerospace	Circular MIL Spec Contacts 8P Socket use W/ Cbl Thermax MX10G-24HP Learn More about Amphenol Aerospace amphenol octonet contacts	Datasheet	Non-Stocked Lead-Time 13 Weeks		Request a Quote
Circular MIL Spec Contacts 8P Pin PCB Crimp 21-032906-001 Amphenol Aerospace Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. 21-032906-001 Mouser Part No 654-21-032906-001	Amphenol Aerospace	Circular MIL Spec Contacts 8P Pin PCB Crimp Learn More about Amphenol Aerospace amphenol octonet contacts	Datasheet	Non-Stocked Lead-Time 15 Weeks		Request a Quote
Circular MIL Spec Contacts 8P Socket PCB Crimp 21-032907-001 Amphenol Aerospace Non-Stocked	Mfr. Part No. 21-032907-001 Mouser Part No 654-21-032907-001	Amphenol Aerospace	Circular MIL Spec Contacts 8P Socket PCB Crimp Learn More about Amphenol Aerospace amphenol octonet contacts	Datasheet	Non-Stocked		Request a Quote
Circular MIL Spec Contacts MIL-DTL-38999 III QUADRAX PIN CONTACT 21-033385-031 Amphenol Aerospace Non-Stocked Lead-Time 15 Weeks Factory Special Order	Mfr. Part No. 21-033385-031 Mouser Part No 654-21-033385-031 Factory Special Order	Amphenol Aerospace	Circular MIL Spec Contacts MIL-DTL-38999 III QUADRAX PIN CONTACT	Datasheet	Non-Stocked Lead-Time 15 Weeks		Request a Quote
Circular MIL Spec Contacts QUADRAX CONTACT PIN 26 AWG 150 OHM 21-033450-001 Amphenol Aerospace Non-Stocked	Mfr. Part No. 21-033450-001 Mouser Part No 654-21-033450-001	Amphenol Aerospace	Circular MIL Spec Contacts QUADRAX CONTACT PIN 26 AWG 150 OHM Learn More about Amphenol Aerospace amphenolhd38999	Datasheet	Non-Stocked		Request a Quote	No
Circular MIL Spec Contacts QUADRAX CONTACT SKT 26 AWG 150 OHM 21-033451-001 Amphenol Aerospace Non-Stocked Lead-Time 13 Weeks	Mfr. Part No. 21-033451-001 Mouser Part No 654-21-033451-001	Amphenol Aerospace	Circular MIL Spec Contacts QUADRAX CONTACT SKT 26 AWG 150 OHM Learn More about Amphenol Aerospace amphenolhd38999	Datasheet	Non-Stocked Lead-Time 13 Weeks		Request a Quote	No

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