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Self Locking Connectors

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Part #

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPT NIC SZ 21

M85049/89-21N03
Amphenol PCD
1: $70.07
30In Stock
25Expected 08/10/2026

Mfr. Part No.
M85049/89-21N03

Mouser Part No
523-85049/89-21N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPT NIC SZ 21

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Datasheet

30In Stock

25Expected 08/10/2026

$70.07

$60.36

$56.65

$53.94

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Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPT NIC SZ 25

M85049/89-25N03
Amphenol PCD
1: $78.78
32In Stock
75Expected 08/10/2026

Mfr. Part No.
M85049/89-25N03

Mouser Part No
523-85049/89-25N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPT NIC SZ 25

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Datasheet

32In Stock

75Expected 08/10/2026

$78.78

$68.04

$63.77

$60.73

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Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 11

M85049/90-11N03
Amphenol PCD
1: $66.79
314In Stock
200Expected 28/10/2026

Mfr. Part No.
M85049/90-11N03

Mouser Part No
523-85049/90-11N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 11

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Datasheet

314In Stock

200Expected 28/10/2026

$66.79

$59.12

$51.32

$51.26

Quote

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 13

M85049/90-13N03
Amphenol PCD
1: $70.26
86In Stock
225On Order

Mfr. Part No.
M85049/90-13N03

Mouser Part No
523-85049/90-13N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 13

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Datasheet

86In Stock

225On Order

$70.26

$61.09

$57.26

$54.53

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Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 15

M85049/90-15N03
Amphenol PCD
1: $73.91
136In Stock
125Expected 07/10/2026

Mfr. Part No.
M85049/90-15N03

Mouser Part No
523-85049/90-15N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 15

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Datasheet

136In Stock

125Expected 07/10/2026

$73.91

$63.15

$59.19

$56.37

$53.68

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 17

M85049/90-17N02
Amphenol PCD
1: $141.08
40In Stock
25Expected 18/09/2026

Mfr. Part No.
M85049/90-17N02

Mouser Part No
523-85049/90-17N02

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 17

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Datasheet

40In Stock

25Expected 18/09/2026

$141.08

$134.88

$131.56

$84.62

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Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 17

M85049/90-17N03
Amphenol PCD
1: $76.78
98In Stock
250On Order

Mfr. Part No.
M85049/90-17N03

Mouser Part No
523-85049/90-17N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 17

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Datasheet

98In Stock

250On Order

$76.78

$65.27

$62.78

$62.41

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells 90 Backshell Band Lock

M85049/90-19N03
Amphenol PCD
1: $79.38
47In Stock
50Expected 03/09/2026

Mfr. Part No.
M85049/90-19N03

Mouser Part No
523-85049/90-19N03

Amphenol PCD

Circular MIL Spec Backshells 90 Backshell Band Lock

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Datasheet

47In Stock

50Expected 03/09/2026

$79.38

$67.48

$63.25

$60.23

$57.36

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 21

M85049/90-21N03
Amphenol PCD
1: $136.27
104In Stock
75Expected 11/11/2026

Mfr. Part No.
M85049/90-21N03

Mouser Part No
523-85049/90-21N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 21

Learn More

Datasheet

104In Stock

75Expected 11/11/2026

$136.27

$128.48

$114.16

$111.92

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 23

M85049/90-23N03
Amphenol PCD
1: $73.54
25In Stock
125On Order

Mfr. Part No.
M85049/90-23N03

Mouser Part No
523-85049/90-23N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 23

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Datasheet

25In Stock

125On Order

$73.54

$65.90

$64.83

$64.82

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 25

M85049/90-25N03
Amphenol PCD
1: $86.75
53In Stock
75Expected 06/10/2026

Mfr. Part No.
M85049/90-25N03

Mouser Part No
523-85049/90-25N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 25

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Datasheet

53In Stock

75Expected 06/10/2026

$86.75

$77.27

$73.67

$70.90

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 09

M85049/90-9N03
Amphenol PCD
1: $60.47
119In Stock
175Expected 06/10/2026

Mfr. Part No.
M85049/90-9N03

Mouser Part No
523-85049/90-9N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR R/A NIC SZ 09

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Datasheet

119In Stock

175Expected 06/10/2026

$60.47

$55.00

$49.01

$47.57

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Min.: 1
Mult.: 1

Circular MIL Spec Backshells Strain Relief Clamp

M85049/124S13Z
Amphenol PCD
1: $56.23
37In Stock

Mfr. Part No.
M85049/124S13Z

Mouser Part No
523-M85049/124S13Z

Amphenol PCD

Circular MIL Spec Backshells Strain Relief Clamp

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Datasheet

37In Stock

$56.23

$53.99

$53.98

$53.74

View

Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters 124 Backshell Strain Relief Clamp

M85049/124S17Z
Amphenol PCD
1: $59.29
40In Stock

Mfr. Part No.
M85049/124S17Z

Mouser Part No
523-M85049/124S17Z

Amphenol PCD

Circular MIL Spec Strain Reliefs & Adapters 124 Backshell Strain Relief Clamp

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Datasheet

40In Stock

$59.29

$58.85

$58.84

$58.38

View

Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

M85049/124S19Z
Amphenol PCD
1: $61.34
42Expected 16/11/2026

Mfr. Part No.
M85049/124S19Z

Mouser Part No
523-M85049/124S19Z

Amphenol PCD

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

Learn More

Datasheet

42Expected 16/11/2026

$61.34

$56.38

$54.04

$51.71

View

Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

M85049/124S21Z
Amphenol PCD
1: $77.48
31In Stock

Mfr. Part No.
M85049/124S21Z

Mouser Part No
523-M85049/124S21Z

Amphenol PCD

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

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Datasheet

31In Stock

$77.48

$55.59

$49.99

View

Min.: 1
Mult.: 1

Standard Circular Connector 4P Pin Plug

MBG4P1
Souriau
1: $20.82
183In Stock

Mfr. Part No.
MBG4P1

Mouser Part No
649-MBG4P1

Souriau

Standard Circular Connector 4P Pin Plug

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Datasheet

183In Stock

$20.82

$17.70

$16.59

$15.80

View

Min.: 1
Mult.: 1

Standard Circular Connector FRONTMOUNTRECEPTACLE18-11PIN

APC00-18-11P
Amphenol Industrial
1: $11.78
200In Stock

Mfr. Part No.
APC00-18-11P

Mouser Part No
654-APC00-18-11P

Amphenol Industrial

Standard Circular Connector FRONTMOUNTRECEPTACLE18-11PIN

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Datasheet

200In Stock

$11.78

$10.00

$9.26

$8.93

View

Min.: 1
Mult.: 1

Standard Circular Connector FRONTMOUNTRECEPTACLE18-4PIN

APC00-18-4P
Amphenol Industrial
1: $11.78
180In Stock

Mfr. Part No.
APC00-18-4P

Mouser Part No
654-APC00-18-4P

Amphenol Industrial

Standard Circular Connector FRONTMOUNTRECEPTACLE18-4PIN

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Datasheet

180In Stock

$11.78

$10.00

$9.26

$7.97

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector size 9 6 pin wall mnt recpt

D38999/20FA35SN
Amphenol Aerospace
1: $63.72
99In Stock
532On Order

Mfr. Part No.
D38999/20FA35SN

Mouser Part No
654-D38999/20FA35SN

Amphenol Aerospace

Circular MIL Spec Connector size 9 6 pin wall mnt recpt

Learn More

Datasheet

99In Stock

532On Order

$63.72

$57.39

$53.65

$53.08

Min.: 1
Mult.: 1

Circular MIL Spec Connector 18P FM SZ 15 SKT WL MNT

D38999/20FD18SN
Amphenol Aerospace
1: $182.02
87In Stock

Mfr. Part No.
D38999/20FD18SN

Mouser Part No
654-D38999/20FD18SN

Amphenol Aerospace

Circular MIL Spec Connector 18P FM SZ 15 SKT WL MNT

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Datasheet

87In Stock

$182.02

$82.27

Min.: 1
Mult.: 1

Circular MIL Spec Connector 19P RCPT SZ 15 SKT WL MNT

D38999/20FD19SN
Amphenol Aerospace
1: $95.05
31In Stock

Mfr. Part No.
D38999/20FD19SN

Mouser Part No
654-D38999/20FD19SN

Amphenol Aerospace

Circular MIL Spec Connector 19P RCPT SZ 15 SKT WL MNT

Learn More

Datasheet

31In Stock

$95.05

$79.71

$68.57

$68.56

Min.: 1
Mult.: 1

Circular MIL Spec Connector 26P RCPT SZ 17 SKT WL MNT

D38999/20FE26SN
Amphenol Aerospace
1: $122.24
150In Stock

Mfr. Part No.
D38999/20FE26SN

Mouser Part No
654-D38999/20FE26SN

Amphenol Aerospace

Circular MIL Spec Connector 26P RCPT SZ 17 SKT WL MNT

Learn More

Datasheet

150In Stock

$122.24

$98.61

$72.07

Min.: 1
Mult.: 1

Circular MIL Spec Connector ALUMINUM

D38999/20FE35PN
Amphenol Aerospace
1: $91.32
53In Stock
100Expected 23/10/2026

Mfr. Part No.
D38999/20FE35PN

Mouser Part No
654-D38999/20FE35PN

Amphenol Aerospace

Circular MIL Spec Connector ALUMINUM

Learn More

Datasheet

53In Stock

100Expected 23/10/2026

$91.32

$80.04

$78.59

$75.87

View

Min.: 1
Mult.: 1

Circular MIL Spec Connector RCP W/M MTL ENI 1706PA

D38999/20FE6PA
Amphenol Aerospace
1: $108.02
25In Stock
100Expected 31/08/2026

Mfr. Part No.
D38999/20FE6PA

Mouser Part No
654-D38999/20FE6PA

Amphenol Aerospace

Circular MIL Spec Connector RCP W/M MTL ENI 1706PA

Learn More

Datasheet

25In Stock

100Expected 31/08/2026

$108.02

$106.90

$105.74

$104.35

View

Min.: 1
Mult.: 1

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