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High Speed Series Circular Connectors

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Part #

Circular MIL Spec Contacts 38999 III 8 PIN COAX HF CONTAC

21-033448-03HF
Amphenol Aerospace
1: $207.77
97In Stock

Mfr. Part No.
21-033448-03HF

Mouser Part No
654-21-033448-03HF

Amphenol Aerospace

Circular MIL Spec Contacts 38999 III 8 PIN COAX HF CONTAC

Datasheet

97In Stock

$207.77

$183.27

$176.69

$175.42

View

Min.: 1
Mult.: 1

Pin (Male)

Circular MIL Spec Contacts 38999 III 8 SKT COAX HF CONTAC

21-033449-03HF
Amphenol Aerospace
1: $314.23
90In Stock

Mfr. Part No.
21-033449-03HF

Mouser Part No
654-2103344903HF

Amphenol Aerospace

Circular MIL Spec Contacts 38999 III 8 SKT COAX HF CONTAC

Datasheet

90In Stock

$314.23

$285.83

$275.58

Min.: 1
Mult.: 1

Socket (Female)

Circular MIL Spec Contacts SKT COAX SZ 8 LJT-R

21-033101-023
Amphenol Aerospace
1: $118.18
563In Stock

Mfr. Part No.
21-033101-023

Mouser Part No
654-21-033101-023

Amphenol Aerospace

Circular MIL Spec Contacts SKT COAX SZ 8 LJT-R

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563In Stock

$118.18

Min.: 1
Mult.: 1

Socket (Pin Center)

Circular MIL Spec Contacts PIN 10 GA

M39029/58-528
Amphenol Aerospace
1: $8.47
2,107In Stock

Mfr. Part No.
M39029/58-528

Mouser Part No
654-M39029/58-528

Amphenol Aerospace

Circular MIL Spec Contacts PIN 10 GA

Datasheet

2,107In Stock

$8.47

$7.34

Min.: 1
Mult.: 1

Pin (Male)

Crimp

Circular MIL Spec Contacts MIL-DTL-38999 SERIES I III COAX SCKT CON

21-033123-563
Amphenol Aerospace
1: $71.22
57In Stock

Mfr. Part No.
21-033123-563

Mouser Part No
654-21-033123-563

Amphenol Aerospace

Circular MIL Spec Contacts MIL-DTL-38999 SERIES I III COAX SCKT CON

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57In Stock

$71.22

$63.31

$60.87

$58.84

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Min.: 1
Mult.: 1

Socket (Pin Center)

Circular MIL Spec Contacts 38999 III PIN 8 QUADRAX CONTAC

21-033384-021
Amphenol Aerospace
1: $279.02
16In Stock

Mfr. Part No.
21-033384-021

Mouser Part No
654-21-033384-021

Amphenol Aerospace

Circular MIL Spec Contacts 38999 III PIN 8 QUADRAX CONTAC

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Datasheet

16In Stock

$279.02

$268.47

Min.: 1
Mult.: 1

Pin (Male)

Crimp

Circular MIL Spec Tools, Hardware & Accessories CAP

MS27502B-19N
Amphenol Aerospace
1: $54.01
33In Stock

Mfr. Part No.
MS27502B-19N

Mouser Part No
654-MS27502B-19N

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories CAP

Datasheet

33In Stock

$54.01

Min.: 1
Mult.: 1

Circular MIL Spec Contacts Twinax Skt Con Sz 12 Crimp MIL-DTL-38999

21-033908-029
Amphenol Aerospace
1: $564.79
11In Stock

Mfr. Part No.
21-033908-029

Mouser Part No
654-21-033908-029

Amphenol Aerospace

Circular MIL Spec Contacts Twinax Skt Con Sz 12 Crimp MIL-DTL-38999

Datasheet

11In Stock

$564.79

$513.73

View

Min.: 1
Mult.: 1

Pin (Male)

Crimp

Circular MIL Spec Contacts TRIAX CONTACT

21-033198-004
Amphenol Aerospace
1: $222.61
8In Stock

Mfr. Part No.
21-033198-004

Mouser Part No
654-21-033198-004

Amphenol Aerospace

Circular MIL Spec Contacts TRIAX CONTACT

Datasheet

8In Stock

$222.61

Min.: 1
Mult.: 1

Socket (Female)

Circular MIL Spec Tools, Hardware & Accessories TV 15 CAP & CHAIN RECP NI

10-552943-15G
Amphenol Aerospace
1: $302.79
33In Stock
18Expected 2026/03/06

Mfr. Part No.
10-552943-15G

Mouser Part No
654-10-552943-15G

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories TV 15 CAP & CHAIN RECP NI

Datasheet

33In Stock

18Expected 2026/03/06

$302.79

$269.42

$269.35

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Contacts SKT

21-033449-22HF
Amphenol Aerospace
1: $341.06
10In Stock
New At Mouser

Mfr. Part No.
21-033449-22HF

Mouser Part No
654-21-033449-22H

New At Mouser

Amphenol Aerospace

Circular MIL Spec Contacts SKT

10In Stock

$341.06

$310.23

View

Min.: 1
Mult.: 1

Circular MIL Spec Tools, Hardware & Accessories CAP

10-552943-139
Amphenol Aerospace
1: $180.89
9In Stock

Mfr. Part No.
10-552943-139

Mouser Part No
654-10-552943-139

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories CAP

Datasheet

9In Stock

$180.89

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories CAP ASSY

10-552943-17G
Amphenol Aerospace
1: $145.00
15In Stock

Mfr. Part No.
10-552943-17G

Mouser Part No
654-10-552943-17G

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories CAP ASSY

Datasheet

15In Stock

$145.00

$131.52

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Contacts ARINC600 QUADRAX SKT 8 CON

21-033383-021
Amphenol Aerospace
1: $143.06
18In Stock

Mfr. Part No.
21-033383-021

Mouser Part No
654-21-033383-021

Amphenol Aerospace

Circular MIL Spec Contacts ARINC600 QUADRAX SKT 8 CON

Datasheet

18In Stock

$143.06

$131.29

View

Min.: 1
Mult.: 1

Socket (Female)

Circular MIL Spec Contacts 8P COAXIAL PIN

21-033592-021
Amphenol Aerospace
1: $251.25
31In Stock
22Expected 2026/05/11

Mfr. Part No.
21-033592-021

Mouser Part No
654-21-033592-021

Amphenol Aerospace

Circular MIL Spec Contacts 8P COAXIAL PIN

Datasheet

31In Stock

22Expected 2026/05/11

$251.25

$224.63

$216.57

Min.: 1
Mult.: 1

Pin (Male)

Circular MIL Spec Tools, Hardware & Accessories TV

10-553974-219
Amphenol Aerospace
1: $318.38
6In Stock

Mfr. Part No.
10-553974-219

Mouser Part No
654-10-553974-219

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories TV

Datasheet

6In Stock

$318.38

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories PROTECTION CAP SHELL SIZE 23

10-552943-23G
Amphenol Aerospace
1: $144.25
36In Stock

Mfr. Part No.
10-552943-23G

Mouser Part No
654-10-552943-23G

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories PROTECTION CAP SHELL SIZE 23

Datasheet

36In Stock

$144.25

$132.38

$127.28

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Contacts SOCK CNT

21-033197-003
Amphenol Aerospace
1: $546.14
8In Stock

Mfr. Part No.
21-033197-003

Mouser Part No
654-21-033197-003

Amphenol Aerospace

Circular MIL Spec Contacts SOCK CNT

Datasheet

8In Stock

$546.14

Min.: 1
Mult.: 1

Socket (Female)

Circular MIL Spec Tools, Hardware & Accessories CAP

MS27502A23N
Amphenol Aerospace
1: $475.40
5In Stock

Mfr. Part No.
MS27502A23N

Mouser Part No
654-27502A23N

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories CAP

Datasheet

5In Stock

$475.40

View

Min.: 1
Mult.: 1

Circular MIL Spec Tools, Hardware & Accessories CAP

MS27511B-16N
Amphenol Aerospace
1: $113.99
30In Stock

Mfr. Part No.
MS27511B-16N

Mouser Part No
654-MS27511B-16N

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories CAP

Datasheet

30In Stock

$113.99

$113.97

View

Min.: 1
Mult.: 1

Accessories

Standard Circular Connector TV 18C 14#22D 4#8(QUAD) PIN PL

TV06RQF-19-18P-LC
Amphenol Aerospace
1: $390.81
5In Stock

Mfr. Part No.
TV06RQF-19-18P-LC

Mouser Part No
654-TV06RQF1918PLC

Amphenol Aerospace

Standard Circular Connector TV 18C 14#22D 4#8(QUAD) PIN PL

Datasheet

5In Stock

$390.81

View

Min.: 1
Mult.: 1

Plugs

Without Pin Contacts

Crimp

Circular MIL Spec Tools, Hardware & Accessories Cap and Chain

10-552943-11G
Amphenol Aerospace
1: $152.97
33In Stock

Mfr. Part No.
10-552943-11G

Mouser Part No
654-10-552943-11G

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories Cap and Chain

Datasheet

33In Stock

$152.97

$140.39

$134.99

View

Min.: 1
Mult.: 1

Accessories

Circular MIL Spec Tools, Hardware & Accessories Cap

10-553998-099
Amphenol Aerospace
1: $134.66
22In Stock

Mfr. Part No.
10-553998-099

Mouser Part No
654-10-553998-099

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories Cap

Datasheet

22In Stock

$134.66

$123.59

View

Min.: 1
Mult.: 1

Circular MIL Spec Contacts MiniatureCylindrical Connector

21-033388-021
Amphenol Aerospace
1: $173.21
8In Stock

Mfr. Part No.
21-033388-021

Mouser Part No
654-21-033388-021

Amphenol Aerospace

Circular MIL Spec Contacts MiniatureCylindrical Connector

Learn More

Datasheet

8In Stock

$173.21

Min.: 1
Mult.: 1

Socket (Female)

Circular MIL Spec Tools, Hardware & Accessories TV 8 QDRAX METAL SEAL PLUG PCB

21-033899-8Q2
Amphenol Aerospace
1: $14.75
33In Stock
105Expected 2026/05/18

Mfr. Part No.
21-033899-8Q2

Mouser Part No
654-21-033899-8Q2

Amphenol Aerospace

Circular MIL Spec Tools, Hardware & Accessories TV 8 QDRAX METAL SEAL PLUG PCB

Learn More

Datasheet

33In Stock

105Expected 2026/05/18

$14.75

$13.07

$12.57

$11.96

View

Min.: 1
Mult.: 1

Accessories

High Speed Series Circular Connectors

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