.hide-partial { max-height: none; } .show-more { display: none; }

Self Locking Connectors

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Connectors

List Images

Results: 23,245

Applied Filters:

Mating Style = Self Locking

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Circular MIL Spec Backshells 84 Backshell Band Lock

M85049/84-16N03
Amphenol PCD
1: $100.74
17In Stock

Mfr. Part No.
M85049/84-16N03

Mouser Part No
523-85049/84-16N03

Amphenol PCD

Circular MIL Spec Backshells 84 Backshell Band Lock

Learn More

Datasheet

17In Stock

$100.74

$89.56

$80.00

$77.66

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells 84 Backshell Band Lock

M85049/84-18N02
Amphenol PCD
1: $103.80
19In Stock
25Expected 6/10/2026

Mfr. Part No.
M85049/84-18N02

Mouser Part No
523-85049/84-18N02

Amphenol PCD

Circular MIL Spec Backshells 84 Backshell Band Lock

Learn More

Datasheet

19In Stock

25Expected 6/10/2026

$103.80

$101.74

$101.69

$91.83

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells 84 Backshell Band Lock

M85049/84-18N03
Amphenol PCD
1: $104.48
13In Stock

Mfr. Part No.
M85049/84-18N03

Mouser Part No
523-85049/84-18N03

Amphenol PCD

Circular MIL Spec Backshells 84 Backshell Band Lock

Learn More

Datasheet

13In Stock

$104.48

$92.87

$90.77

$87.31

Quote

Min.: 1
Mult.: 1

Circular MIL Spec Backshells 84 Backshell Band Lock

M85049/84-24N03
Amphenol PCD
1: $122.56
10In Stock

Mfr. Part No.
M85049/84-24N03

Mouser Part No
523-85049/84-24N03

Amphenol PCD

Circular MIL Spec Backshells 84 Backshell Band Lock

Learn More

Datasheet

10In Stock

$122.56

$109.06

$108.16

$107.67

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 12

M85049/85-12N01
Amphenol PCD
1: $60.02
1In Stock

Mfr. Part No.
M85049/85-12N01

Mouser Part No
523-85049/85-12N01

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 12

Learn More

Datasheet

1In Stock

$60.02

$52.18

$47.16

$45.25

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells 85 Backshell Band Lock

M85049/85-16N02
Amphenol PCD
1: $63.44
12In Stock
50On Order

Mfr. Part No.
M85049/85-16N02

Mouser Part No
523-85049/85-16N02

Amphenol PCD

Circular MIL Spec Backshells 85 Backshell Band Lock

Learn More

Datasheet

12In Stock

50On Order

$63.44

$56.79

$56.78

$55.73

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 20

M85049/85-20N02
Amphenol PCD
1: $64.21
2In Stock
50Expected 15/10/2026

Mfr. Part No.
M85049/85-20N02

Mouser Part No
523-85049/85-20N02

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 20

Learn More

Datasheet

2In Stock

50Expected 15/10/2026

$64.21

$59.96

$57.11

$55.53

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 22

M85049/85-22N02
Amphenol PCD
1: $67.05
19In Stock

Mfr. Part No.
M85049/85-22N02

Mouser Part No
523-85049/85-22N02

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 22

Learn More

Datasheet

19In Stock

$67.05

$61.70

$61.69

$61.27

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 13

M85049/88-13N02
Amphenol PCD
1: $54.60
23In Stock
200On Order

Mfr. Part No.
M85049/88-13N02

Mouser Part No
523-85049/88-13N02

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 13

Learn More

Datasheet

23In Stock

200On Order

$54.60

$51.38

$51.08

$48.63

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 15

M85049/88-15N02
Amphenol PCD
1: $53.67
25In Stock
329On Order

Mfr. Part No.
M85049/88-15N02

Mouser Part No
523-85049/88-15N02

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 15

Learn More

Datasheet

25In Stock

329On Order

$53.67

$48.67

$48.18

$47.36

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 19

M85049/88-19N02
Amphenol PCD
1: $69.78
11In Stock
150On Order

Mfr. Part No.
M85049/88-19N02

Mouser Part No
523-85049/88-19N02

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LOCK ADPTR ST NIC SZ 19

Learn More

Datasheet

11In Stock

150On Order

$69.78

$59.87

$56.10

$53.43

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPT NIC SZ 17

M85049/89-17N03
Amphenol PCD
1: $78.05
7In Stock
25Expected 24/8/2026

Mfr. Part No.
M85049/89-17N03

Mouser Part No
523-85049/89-17N03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPT NIC SZ 17

Learn More

Datasheet

7In Stock

25Expected 24/8/2026

$78.05

$69.18

$69.17

$66.14

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPT NIC SZ 19

M85049/89-19N02
Amphenol PCD
1: $91.98
19In Stock

Mfr. Part No.
M85049/89-19N02

Mouser Part No
523-85049/89-19N02

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL BND LCK 45 DEG ADPT NIC SZ 19

Learn More

Datasheet

19In Stock

$91.98

$79.76

$77.94

$74.53

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells 89 Backshell Band Lock

M85049/89-19N03
Amphenol PCD
1: $91.35
11In Stock

Mfr. Part No.
M85049/89-19N03

Mouser Part No
523-85049/89-19N03

Amphenol PCD

Circular MIL Spec Backshells 89 Backshell Band Lock

Learn More

Datasheet

11In Stock

$91.35

$79.85

$74.84

$71.29

$67.88

Min.: 1
Mult.: 1

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

M85049/90-15N02
Amphenol PCD
1: $96.29
6In Stock

Mfr. Part No.
M85049/90-15N02

Mouser Part No
523-85049/90-15N02

Amphenol PCD

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

Learn More

Datasheet

6In Stock

$96.29

$85.52

$80.50

$76.68

$73.00

Min.: 1
Mult.: 1

Circular MIL Spec Backshells 90 Backshell Band Lock

M85049/90-19N02
Amphenol PCD
1: $101.31
17In Stock

Mfr. Part No.
M85049/90-19N02

Mouser Part No
523-85049/90-19N02

Amphenol PCD

Circular MIL Spec Backshells 90 Backshell Band Lock

Learn More

Datasheet

17In Stock

$101.31

$89.86

$85.90

$81.91

$78.01

Min.: 1
Mult.: 1

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

M85049/90-21N02
Amphenol PCD
1: $107.22
1In Stock
25Expected 27/8/2026

Mfr. Part No.
M85049/90-21N02

Mouser Part No
523-85049/90-21N02

Amphenol PCD

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

Learn More

Datasheet

1In Stock

25Expected 27/8/2026

$107.22

$94.04

$92.36

$88.78

View

Min.: 1
Mult.: 1

Circular MIL Spec Backshells 90 Backshell Band Lock

M85049/90-25N02
Amphenol PCD
1: $124.97
10In Stock

Mfr. Part No.
M85049/90-25N02

Mouser Part No
523-85049/90-25N02

Amphenol PCD

Circular MIL Spec Backshells 90 Backshell Band Lock

Learn More

Datasheet

10In Stock

$124.97

$108.50

$101.70

$96.85

$92.24

Min.: 1
Mult.: 1

Circular MIL Spec Backshells BACKSHELL

A850498813Z03
Amphenol PCD
1: $79.97
7In Stock
50Expected 10/9/2026

Mfr. Part No.
A850498813Z03

Mouser Part No
523-A850498813Z03

Amphenol PCD

Circular MIL Spec Backshells BACKSHELL

Datasheet

7In Stock

50Expected 10/9/2026

$79.97

$66.04

$62.45

$59.47

View

Min.: 1
Mult.: 1

Standard Circular Connector Ceres, Large Size, Plastic, 20A, 05 pins, Male Connector, Male Contact, Circular, 2 Points Lock, Solder, Receptacle, IP67

ADC-05RMMS-LC7001
Amphenol LTW
1: $8.84
36In Stock

Mfr. Part No.
ADC-05RMMS-LC7001

Mouser Part No
523-ADC-05RMMSLC7001

Amphenol LTW

Standard Circular Connector Ceres, Large Size, Plastic, 20A, 05 pins, Male Connector, Male Contact, Circular, 2 Points Lock, Solder, Receptacle, IP67

Learn More

Datasheet

36In Stock

$8.84

$7.51

$6.95

$6.70

View

Min.: 1
Mult.: 1

Standard Circular Connector Ceres, Large Size, Plastic, 5A, 18 pins, Male Connector, Male Contact, Circular, 2 Points Lock, Solder, Receptacle, IP67

ADD-18PMMS-LC7001
Amphenol LTW
1: $10.73
11In Stock
40On Order

Mfr. Part No.
ADD-18PMMS-LC7001

Mouser Part No
523-ADD-18PMMSLC7001

Amphenol LTW

Standard Circular Connector Ceres, Large Size, Plastic, 5A, 18 pins, Male Connector, Male Contact, Circular, 2 Points Lock, Solder, Receptacle, IP67

Learn More

Datasheet

11In Stock

40On Order

$10.73

$9.36

$8.77

$7.96

View

Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

M85049/118S14Z
Amphenol PCD
1: $79.07
4In Stock

Mfr. Part No.
M85049/118S14Z

Mouser Part No
523-M85049/118S14Z

Amphenol PCD

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

Learn More

Datasheet

4In Stock

$79.07

$72.71

$66.06

$65.33

View

Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

M85049/118S24Z
Amphenol PCD
1: $97.82
11In Stock

Mfr. Part No.
M85049/118S24Z

Mouser Part No
523-M85049/118S24Z

Amphenol PCD

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

Learn More

Datasheet

11In Stock

$97.82

$88.97

$79.29

$68.73

View

Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

M85049/118S32Z
Amphenol PCD
1: $172.54
17In Stock

Mfr. Part No.
M85049/118S32Z

Mouser Part No
523-M85049/118S32Z

Amphenol PCD

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

Learn More

Datasheet

17In Stock

$172.54

$172.53

$170.84

View

Min.: 1
Mult.: 1

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

M85049/120S20Z
Amphenol PCD
1: $96.34
38In Stock

Mfr. Part No.
M85049/120S20Z

Mouser Part No
523-M85049/120S20Z

Amphenol PCD

Circular MIL Spec Strain Reliefs & Adapters Strain Relief Clamp

Learn More

Datasheet

38In Stock

$96.34

$87.68

$77.57

$66.46

View

Min.: 1
Mult.: 1

Self Locking Connectors

Types of Connectors

Customer Service Office

Company

Resources

Support