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Self Locking Connectors

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Part #

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

M85049/89-25N03
Amphenol PCD
1: $92.96
32In Stock
75Expected 8/10/2026

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 8/10/2026

$92.96

$84.18

$84.17

$82.59

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Min.: 1
Mult.: 1

Circular MIL Spec Backshells 89 Backshell Band Lock

M85049/89-9N03
Amphenol PCD
1: $74.22
46In Stock

Mfr. Part No.
M85049/89-9N03

Mouser Part No
523-85049/89-9N03

Amphenol PCD

Circular MIL Spec Backshells 89 Backshell Band Lock

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Datasheet

46In Stock

$74.22

$66.95

$63.48

$61.61

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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: $88.41
110In Stock
425On Order

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

110In Stock

425On Order

$88.41

$79.42

$69.73

$63.62

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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: $97.47
137In Stock
125Expected 7/10/2026

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

137In Stock

125Expected 7/10/2026

$97.47

$85.88

$80.50

$76.27

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Min.: 1
Mult.: 1

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

M85049/90-17N02
Amphenol PCD
1: $168.20
40In Stock
25Expected 18/9/2026

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 18/9/2026

$168.20

$160.25

$156.20

$106.88

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Min.: 1
Mult.: 1

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

M85049/90-21N03
Amphenol PCD
1: $183.61
112In 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

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Datasheet

112In Stock

75Expected 11/11/2026

$183.61

$177.92

$170.49

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Min.: 1
Mult.: 1

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

M85049/90-25N03
Amphenol PCD
1: $118.13
63In Stock
75Expected 6/10/2026

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

63In Stock

75Expected 6/10/2026

$118.13

$107.59

$101.70

$96.85

$92.24

Min.: 1
Mult.: 1

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

M85049/124S17Z
Amphenol PCD
1: $80.63
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

$80.63

$80.04

$80.02

$79.40

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Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

M85049/124S19Z
Amphenol PCD
1: $83.42
67In Stock

Mfr. Part No.
M85049/124S19Z

Mouser Part No
523-M85049/124S19Z

Amphenol PCD

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

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Datasheet

67In Stock

$83.42

$80.14

$73.49

$70.33

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Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

M85049/124S21Z
Amphenol PCD
1: $105.37
33In 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

33In Stock

$105.37

$78.01

$70.96

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Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters BACKSHELLS

M85049/88-21Z03
Amphenol PCD
1: $76.47
26In Stock
875On Order

Mfr. Part No.
M85049/88-21Z03

Mouser Part No
523-M8504988-21Z03

Amphenol PCD

Circular MIL Spec Strain Reliefs & Adapters BACKSHELLS

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Datasheet

26In Stock

875On Order

$76.47

$65.73

$62.27

$59.36

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Min.: 1
Mult.: 1

Standard Circular Connector 4P Pin Plug

MBG4P1
Souriau
1: $28.32
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

$28.32

$24.07

$22.56

$21.49

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Min.: 1
Mult.: 1

Circular MIL Spec Connector size 9 6 pin wall mnt recpt

D38999/20FA35SN
Amphenol Aerospace
1: $103.94
110In Stock
303On 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

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Datasheet

110In Stock

303On Order

$103.94

$88.35

$82.81

$78.87

$75.10

Min.: 1
Mult.: 1

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

D38999/20FD18SN
Amphenol Aerospace
1: $120.32
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

$120.32

$109.72

$83.60

Min.: 1
Mult.: 1

Circular MIL Spec Connector 37P FM SZ 15 SKT WL MNT

D38999/20FD35SA
Amphenol Aerospace
1: $160.41
14In Stock
97On Order

Mfr. Part No.
D38999/20FD35SA

Mouser Part No
654-D38999/20FD35SA

Amphenol Aerospace

Circular MIL Spec Connector 37P FM SZ 15 SKT WL MNT

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Datasheet

14In Stock

97On Order

$160.41

$147.79

$127.74

$118.05

Min.: 1
Mult.: 1

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

D38999/20FE26SN
Amphenol Aerospace
1: $133.40
152In 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

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Datasheet

152In Stock

$133.40

$121.65

$116.97

$113.07

$106.83

Min.: 1
Mult.: 1

Circular MIL Spec Connector ALUMINUM

D38999/20FE35PN
Amphenol Aerospace
1: $140.27
56In Stock
100Expected 23/10/2026

Mfr. Part No.
D38999/20FE35PN

Mouser Part No
654-D38999/20FE35PN

Amphenol Aerospace

Circular MIL Spec Connector ALUMINUM

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Datasheet

56In Stock

100Expected 23/10/2026

$140.27

$127.92

$123.00

$118.89

$112.32

Min.: 1
Mult.: 1

Circular MIL Spec Connector TRI-START ALUMINUM

D38999/20FE6SN
Amphenol Aerospace
1: $153.97
66In Stock
100On Order

Mfr. Part No.
D38999/20FE6SN

Mouser Part No
654-D38999/20FE6SN

Amphenol Aerospace

Circular MIL Spec Connector TRI-START ALUMINUM

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Datasheet

66In Stock

100On Order

$153.97

$140.41

$135.01

$130.49

$123.30

Min.: 1
Mult.: 1

Circular MIL Spec Connector 8P FM SZ 17 PIN WL MNT

D38999/20FE8PN
Amphenol Aerospace
1: $117.72
67In Stock

Mfr. Part No.
D38999/20FE8PN

Mouser Part No
654-D38999/20FE8PN

Amphenol Aerospace

Circular MIL Spec Connector 8P FM SZ 17 PIN WL MNT

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Datasheet

67In Stock

$117.72

$104.64

$100.61

$97.25

$91.90

Min.: 1
Mult.: 1

Circular MIL Spec Connector 8P RCPT SZ 17 SKT WL MNT

D38999/20FE8SN
Amphenol Aerospace
1: $152.48
111In Stock

Mfr. Part No.
D38999/20FE8SN

Mouser Part No
654-D38999/20FE8SN

Amphenol Aerospace

Circular MIL Spec Connector 8P RCPT SZ 17 SKT WL MNT

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Datasheet

111In Stock

$152.48

$122.39

$115.75

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Min.: 1
Mult.: 1

Circular MIL Spec Connector 66P RCPT SZ 19 SKT WL MNT

D38999/20FF35SN
Amphenol Aerospace
1: $194.32
15In Stock
100Expected 17/9/2026

Mfr. Part No.
D38999/20FF35SN

Mouser Part No
654-D38999/20FF35SN

Amphenol Aerospace

Circular MIL Spec Connector 66P RCPT SZ 19 SKT WL MNT

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Datasheet

15In Stock

100Expected 17/9/2026

$194.32

$186.82

$183.60

$180.91

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Min.: 1
Mult.: 1

Circular MIL Spec Connector 11P WL MNT SOC SZ 21

D38999/20FG11SN
Amphenol Aerospace
1: $313.81
27In Stock
129On Order

Mfr. Part No.
D38999/20FG11SN

Mouser Part No
654-D38999/20FG11SN

Amphenol Aerospace

Circular MIL Spec Connector 11P WL MNT SOC SZ 21

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Datasheet

27In Stock

129On Order

$313.81

$237.65

$232.80

$228.52

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Min.: 1
Mult.: 1

Circular MIL Spec Connector 16P FM SZ 21 PIN WL MNT

D38999/20FG16PN
Amphenol Aerospace
1: $232.26
31In Stock

Mfr. Part No.
D38999/20FG16PN

Mouser Part No
654-D38999/20FG16PN

Amphenol Aerospace

Circular MIL Spec Connector 16P FM SZ 21 PIN WL MNT

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Datasheet

31In Stock

$232.26

$175.45

$115.67

$105.41

Min.: 1
Mult.: 1

Circular MIL Spec Connector 16P RCPT SZ 21 SKT WL MNT

D38999/20FG16SN
Amphenol Aerospace
1: $148.93
17In Stock

Mfr. Part No.
D38999/20FG16SN

Mouser Part No
654-D38999/20FG16SN

Amphenol Aerospace

Circular MIL Spec Connector 16P RCPT SZ 21 SKT WL MNT

Learn More

Datasheet

17In Stock

$148.93

$135.82

$130.60

$126.24

$119.27

Min.: 1
Mult.: 1

Circular MIL Spec Connector 21P FM SZ 23 PIN WL MNT

D38999/20FH21PN
Amphenol Aerospace
1: $169.12
35In Stock

Mfr. Part No.
D38999/20FH21PN

Mouser Part No
654-D38999/20FH21PN

Amphenol Aerospace

Circular MIL Spec Connector 21P FM SZ 23 PIN WL MNT

Learn More

Datasheet

35In Stock

$169.12

$135.52

$129.44

$123.28

Min.: 1
Mult.: 1

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