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MIL-DTL-12520

Connector, Plug and Receptacle (Electrical, Waterproof) and Accessories: General Specification for FSC: 5935

This specification covers the general requirements for a series of centerlock screw coupling, waterproof, polarized, multicontact connectors and accessories for inter-connection of power and control circuits on electronic equipment.

Points of Contact:

Circular Connector Group Phone: 614-692-YYYY Email: CircularConnector@dla.mil

Document Downloads

MIL-DTL-12520

Connector, Plug and Receptacle (Electrical, Waterproof) and Accessories: General Specification for Revision: D, Dated: 31 March 2005 File Name: dtl12520.pdf, File Size: 214 kb

MIL-DTL-12520D Supplement 1

List of MIL-DTL-12520 Associated Specifications
Dated: 31 March 2005
File name: dtl12520sup.pdf, File Size: 14 kb

MIL-C-12520/3A(EL)

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 26, Female Inserts)
Dated: 05 November 1965
File name: mil12520ss3.pdf, File Size: 153 kb

MIL-C-12520/3A Notice 1

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 26, Female Inserts)
Dated: 01 March 1986
File name: mil12520ss3not1.pdf, File Size: 15 kb

MIL-C-12520/3A Notice 2

Connectors, Plug, Electrical Waterproof (Cathedral Shape, Shell Size 26, Female Inserts)
Dated: 24 June 1999
File name: mil12520ss3not2.pdf, File Size: 3 kb

MIL-C-12520/4

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 26, Male Inserts)
Dated: 03 June 1959
File name: mil12520ss4.pdf, File Size: 133 kb

MIL-C-12520/5A(EL)

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 20, Female Inserts)
Dated: 05 November 1965
File name: mil12520ss5.pdf, File Size: 120 kb

MIL-C-12520/5A Notice 1

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 20, Female Inserts) (Validation Notice)
Dated: 01 March 1986
File name: mil12520ss5not1.pdf, File Size: 14 kb

MIL-C-12520/5A Notice 2

Connectors, Plug, Electrical Waterproof (Round Shape, Shell Size 20, Female Inserts)
Dated: 24 June 1999
File name: mil12520ss5not2.pdf, File Size: 3 kb

MIL-C-12520/6A(EL)

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 20, Male Inserts)
Dated: 05 November 1965
File name: mil12520ss6.pdf, File Size: 112 kb

MIL-C-12520/6A Notice 1

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 20, Male Inserts)
Dated: 01 March 1986
File name: mil12520ss6not1.pdf, File Size: 14 kb

MIL-C-12520/6A Notice 2

Connectors, Plug, Electrical Waterproof (Round Shape, Shell Size 20, Male Inserts)
Dated: 24 June 1999
File name: mil12520ss6not2.pdf, File Size: 3 kb

MIL-C-12520/7A(EL)

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 26, Male Inserts)
Dated: 05 November 1965
File name: mil12520ss7.pdf, File Size: 117 kb

MIL-C-12520/7A Notice 1

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 26, Male Inserts)
Dated: 01 March 1986
File name: mil12520ss7not1.pdf, File Size: 14 kb

MIL-C-12520/7A Notice 2

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 26, Male Inserts)
Dated: 24 June 1999
File name: mil12520ss7not2.pdf, File Size: 3 kb

MIL-DTL-12520/8B

Connectors, Receptacle, Electrical, Waterproof (Shell Size 20, Male Inserts)
Dated: 31 March 2005
File name: dtl12520ss8.pdf, File Size: 47 kb

MIL-DTL-12520/9B

Connectors, Receptacle, Electrical, Waterproof (Shell Size 20, Female Inserts)
Dated: 31 March 2005
File name: dtl12520ss9.pdf, File Size: 48 kb

MIL-DTL-12520/10B

Connectors, Receptacle, Electrical, Waterproof (Shell Size 26, Male Inserts)
Dated: 31 March 2005
File name: dtl12520ss10.pdf, File Size: 46 kb

MIL-DTL-12520/11B

Connectors, Receptacle, Electrical, Waterproof (Shell Size 26, Female Inserts)
Dated: 31 March 2005
File name: dtl12520ss11.pdf, File Size: 47 kb

MIL-C-12520/12A (EL)

Cover and Chain Assemblies (External Threads, for Use on Waterproof Connectors)
Dated: 05 November 1965
File name: mil12520ss12.pdf, File Size: 146 kb

MIL-C-12520/12A Notice 1

Cover and Chain Assemblies (External Threads, for Use on Waterproof Connectors)
Dated: 01 March 1986
File name: mil12520ss12not1.pdf, File Size: 15 kb

MIL-C-12520/12A Notice 2

Cover and Chain Assemblies (External Threads, for Use on Waterproof Connectors)
Dated: 24 June 1999
File name: mil12520ss12not2.pdf, File Size: 3 kb

MIL-C-12520/13A(EL)

Cover and Chain Assemblies (Internal Threads, for Use on Waterproof Connectors)
Dated: 05 November 1965
File name: mil12520ss13.pdf, File Size: 129 kb

MIL-C-12520/13A Notice 1

Cover and Chain Assemblies (Internal Threads, for Use on Waterproof Connectors)
Dated: 01 March 1986
File name: mil12520ss13not1.pdf, File Size: 15 kb

MIL-C-12520/13A Notice 2

Cover and Chain Assemblies (Internal Threads, for Use on Waterproof Connectors)
Dated: 24 June 1999
File name: mil12520ss13not2.pdf, File Size: 3 kb

MIL-C-12520/14(EL)

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 20, Male Inserts, Bellows Clamp)
Dated: 05 November 1965
File name: mil12520ss14.pdf, File Size: 111 kb

MIL-C-12520/14(CR) Notice 1

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 20, Male Inserts, Bellows Clamp) (Validation Notice)
Dated: 05 November 1965
File name: mil12520ss14not1.pdf, File Size: 14 kb

MIL-C-12520/14 Notice 2

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 20, Male Inserts Bellows Clamp)
Dated: 24 June 1999
File name: mil12520ss14not2.pdf, File Size: 3 kb

MIL-C-12520/15(EL)

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 26, Male Inserts, Bellows Clamp)
Dated: 05 November 1965
File name: mil12520ss15.pdf, File Size: 106 kb

MIL-C-12520/15(CR) Notice 1

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 26, Male Inserts, Bellows Clamp)
Dated: 01 March 1986
File name: mil12520ss15not1.pdf, File Size: 14 kb

MIL-C-12520/15 Notice 2

Connectors, Plug, Electrical, Waterproof (Round Shape, Shell Size 26, Male Inserts, Bellows Clamp)
Dated: 24 June 1999
File name: mil12520ss15not2.pdf, File Size: 3 kb

MIL-C-12520/16(EL)

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 20, Female Inserts)
Dated: 05 November 1965
File name: mil12520ss16.pdf, File Size: 114 kb

MIL-C-12520/16 Notice 1

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 20, Female Inserts) (Validation Notice)
Dated: 01 March 1986
File name: mil12520ss16not1.pdf, File Size: 14 kb

MIL-C-12520/16 Notice 2

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 20, Female Inserts)
Dated: 24 June 1999
File name: mil12520ss16not2.pdf, File Size: 3 kb

MIL-C-12520/17(EL)

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 20, Male Inserts)
Dated: 05 November 1965
File name: mil12520ss17.pdf, File Size: 118 kb

MIL-C-12520/17 Notice 1

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 20, Male Inserts)
Dated: 01 March 1986
File name: mil12520ss17not1.pdf, File Size: 14 kb

MIL-C-12520/17 Notice 2

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 20, Male Inserts)
Dated: 24 June 1999
File name: mil12520ss17not2.pdf, File Size: 3 kb

MIL-C-12520/18(EL)

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 26, Male Inserts)
Dated: 05 November 1965
File name: mil12520ss18.pdf, File Size: 122 kb

MIL-C-12520/18 Notice 1

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 26, Male Inserts)
Dated: 01 March 1986
File name: mil12520ss18not1.pdf, File Size: 14 kb

MIL-C-12520/18 Notice 2

Connectors, Plug, Electrical, Waterproof (Cathedral Shape, Shell Size 26, Male Inserts)
Dated: 24 June 1999
File name: mil12520ss18not2.pdf, File Size: 3 kb

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