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Mil-Spec Backshells and Connector Accessories

Mil-Spec backshells and connector accessories are specialized components that are designed to provide mechanical and electrical protection for electrical connectors used in military and aerospace applications. These components are built to meet specific standards set by the United States Department of Defense, known as MIL-SPEC, which govern the design and manufacturing of military-grade equipment.

Backshells are used to provide strain relief and environmental protection for electrical connectors. They are typically made of metal or plastic and are designed to fit over the back of the connector, providing a secure attachment point for the cable or wiring. Backshells can also be used to shield the connector from electromagnetic interference and provide protection against dust, moisture, and other environmental hazards.

Connector accessories are used to enhance the functionality and performance of electrical connectors. They include items such as adapter plates, connector covers, and dust caps, which are used to protect connectors when they are not in use. Connector accessories can also be used to provide a secure connection between different types of connectors or to increase the current-carrying capacity of the connector.

Mil-Spec backshells and connector accessories are designed to meet the rigorous requirements of military and aerospace applications. They are built to withstand harsh environmental conditions, including extreme temperatures, shock, vibration, and exposure to chemicals and moisture. These components are also designed to provide a high level of electrical performance, including low resistance, high insulation, and high reliability.

Mil-Spec Backshells and Connector Accessories

Available Parts 939

Part# Info Specs
Part RoHS Manufacturer Description Additional Features Alternate Contact Functions Alternate Contact Sources Alternate Contacts Approvals (V) Assembly Item Name Associated Backshell Military - Specifications Associated Military - Specifications Backshell Clamping Maximum Cable Entry Minimum Cable Entry Cable Types Connector Accessory Type Contact Design Contact Gender Contact Style Contact Type Cross Section Area DIN Conformity Design Finish Thickness IEC Conformity Insertion Tool Sources Insertion Tools MIL Conformity Manufacturer Series Material Mating Contacts MIL-Connector Accessory MIL-Connector Accessory Name Mounting Option-1 Mounting Option-2 Mounting Style National Stock Number (NSN) Maximum Operating Temperature Minimum Operating Temperature Rated Current Rated Voltage Rated DC Voltage Removal Tool Sources Removal Tools Shell Sizes Shielding Terminal Type Tool Settings Usage Wire Gauge (AWG) Maximum Wire Size Minimum Wire Size
310HS001NF21 by Glenair

310HS001NF21

Glenair

310HS001NF21 by Glenair is a Mil-Spec backshell with shell size 21, MIL-DTL-38999 conformity, and aluminum material. It can operate in temperatures ranging from -65°C to 175°C. Ideal for military applications requiring durable connector accessories like boot adapters.

MIL-DTL-38999

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM

BOOT ADAPTER

175 Cel

-65 Cel

21

310HS001NF25 by Glenair

310HS001NF25

Glenair

310HS001NF25 by Glenair is a Mil-Spec backshell with shell size 25, MIL-DTL-38999 conformity, and aluminum material. It can operate in temperatures ranging from -65°C to 175°C. Ideal for military applications requiring durable connector accessories like boot adapters.

MIL-DTL-38999

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM

BOOT ADAPTER

175 Cel

-65 Cel

25

380FA003N1410M by Glenair

380FA003N1410M

Glenair

380FA003N1410M by Glenair is a Mil-Spec backshell with shell size 14, MIL-DTL-38999 Series I & II compatibility. Made of aluminum alloy, it operates b/w -65°C to 175°C. Ideal for military applications requiring rugged connectors in extreme temperature environments.

MIL-DTL-38999 SERIES I, MIL-DTL-38999 SERIES II

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

175 Cel

-65 Cel

14

380HA003NF2512A by Glenair

380HA003NF2512A

Glenair

380HA003NF2512A by Glenair is a Mil-Spec backshell with shell size of 25, MIL-DTL-38999 Series III and IV compatibility, made of aluminum alloy. It operates b/w -65°C to 175°C, ideal for military connectors in extreme temperature environments.

MIL-DTL-38999 SERIES III, MIL-DTL-38999 SERIES IV

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

175 Cel

-65 Cel

25

380HS003NF1310M4 by Glenair

380HS003NF1310M4

Glenair

380HS003NF1310M4 by Glenair is a Mil-Spec backshell with shell size 13, MIL-DTL-38999 Series III and IV compatibility. Made of aluminum alloy, it operates b/w -65°C to 175°C. Ideal for military connectors, ensuring reliable performance in extreme temperatures.

MIL-DTL-38999 SERIES III, MIL-DTL-38999 SERIES IV

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

175 Cel

-65 Cel

13

380AS005NF1603M3 by Glenair

380AS005NF1603M3

Glenair

CONNECTOR ACCESSORY; Shell Sizes: 16; Additional Features: STANDARDS: MIL-DTL-83723 SERIES 1, MIL-DTL-83723 SERIES 3; MIL-Connector Accessory Name: BACKSHELL; MIL Conformity: YES; Material: ALUMINUM ALLOY;

STANDARDS: MIL-DTL-83723 SERIES 1, MIL-DTL-83723 SERIES 3

MIL-DTL-5015, MIL-DTL-26482 SERIES 2

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

175 Cel

-65 Cel

16

380AS005NF2404M3 by Glenair

380AS005NF2404M3

Glenair

The Glenair 380AS005NF2404M3 is a Mil-Spec backshell with shell size 24, MIL-DTL-5015 and MIL-DTL-26482 Series 2 conformity. Made of aluminum alloy, it operates b/w -65°C to 175°C. Ideal for military connectors, ensuring reliable performance in extreme temperatures.

STANDARDS: MIL-DTL-83723 SERIES 1, MIL-DTL-83723 SERIES 3

MIL-DTL-5015, MIL-DTL-26482 SERIES 2

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

175 Cel

-65 Cel

24

380FB005J1410M by Glenair

380FB005J1410M

Glenair

380FB005J1410M by Glenair is a Mil-Spec backshell with shell size 14, MIL-DTL-38999 Series I & II compatibility. Made of aluminum alloy, it operates b/w -65°C to 175°C. Ideal for military applications requiring rugged connectors in extreme temperature environments.

MIL-DTL-38999 SERIES I, MIL-DTL-38999 SERIES II

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

175 Cel

-65 Cel

14

380HA005M1910M by Glenair

380HA005M1910M

Glenair

380HA005M1910M by Glenair is a Mil-Spec backshell with shell size 19, MIL-DTL-38999 Series III and IV compatibility. Made of aluminum alloy, it operates b/w -65°C to 200°C. Ideal for military connectors, ensuring reliable performance in extreme temperatures.

MIL-DTL-38999 SERIES III, MIL-DTL-38999 SERIES IV

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

200 Cel

-65 Cel

19

380HA005M2320M by Glenair

380HA005M2320M

Glenair

CONNECTOR ACCESSORY; MIL-Connector Accessory Name: BACKSHELL; Shell Sizes: 23; MIL Conformity: YES; Minimum Operating Temperature: -65 Cel; Maximum Operating Temperature: 200 Cel;

MIL-DTL-38999 SERIES III, MIL-DTL-38999 SERIES IV

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

200 Cel

-65 Cel

23

380AS013M2016A3 by Glenair

380AS013M2016A3

Glenair

The Glenair 380AS013M2016A3 is a Mil-Spec backshell with shell size 20, MIL-DTL-5015 and MIL-DTL-26482 SERIES 2 compatibility. Made of aluminum alloy, it operates b/w -65°C to 200°C. Ideal for military connectors, ensuring reliable performance in extreme conditions.

STANDARDS: MIL-DTL-83723 SERIES 1, MIL-DTL-83723 SERIES 3

MIL-DTL-5015, MIL-DTL-26482 SERIES 2

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

200 Cel

-65 Cel

20

390DS004B1004C3 by Glenair

390DS004B1004C3

Glenair

The Glenair 390DS004B1004C3 is a Mil-Spec backshell with shell size 10, MIL-DTL-26482 SERIES 1 conformity, and aluminum alloy material. It operates b/w -65°C to 175°C, making it suitable for military connector accessories applications.

MIL-DTL-26482 SERIES 1

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

175 Cel

-65 Cel

10

390FB004N1206C by Glenair

390FB004N1206C

Glenair

390FB004N1206C by Glenair is a Mil-Spec backshell with shell size 12, MIL-DTL-38999 Series I & II compatibility. Made of aluminum alloy, it operates b/w -65°C to 175°C. Ideal for military applications requiring rugged connectors in extreme temperature environments.

MIL-DTL-38999 SERIES I, MIL-DTL-38999 SERIES II

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

175 Cel

-65 Cel

12

310AJ001Z116 by Glenair

310AJ001Z116

Glenair

The Glenair 310AJ001Z116 is a Mil-Spec backshell with shell size 16, MIL-DTL-26482 Series II and MIL-DTL-83723 Series III conformity. Made of stainless steel, it operates b/w -65°C to 200°C. Ideal for military applications requiring durable connector accessories.

MIL-DTL-26482 SERIES II, MIL-DTL-83723 SERIES III

CONNECTOR ACCESSORY

NO

NO

YES

STAINLESS STEEL

BOOT ADAPTER

200 Cel

-65 Cel

16

390FA004N1206C by Glenair

390FA004N1206C

Glenair

The Glenair 390FA004N1206C is a Mil-Spec backshell with shell size 12, MIL-DTL-38999 Series I and II compatibility. Made of aluminum alloy, it operates b/w -65°C to 175°C. Ideal for military connectors, ensuring reliable performance in extreme temperatures.

MIL-DTL-38999 SERIES I, MIL-DTL-38999 SERIES II

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

175 Cel

-65 Cel

12

MS3057-3A by Glenair

MS3057-3A

Glenair

CONNECTOR ACCESSORY;

CONNECTOR ACCESSORY

MS3181-10 by Glenair

MS3181-10

Glenair

CONNECTOR ACCESSORY;

CONNECTOR ACCESSORY

MS3418-10A by Glenair

MS3418-10A

Glenair

CONNECTOR ACCESSORY;

CONNECTOR ACCESSORY

559-002-01 by Glenair

559-002-01

Glenair

CONNECTOR ACCESSORY; Additional Features: EMI/RFI ENVIRONMENTAL; MIL Conformity: YES; MIL-Connector Accessory Name: GASKET; Associated Military - Specifications: MIL-DTL-24308; IEC Conformity: NO;

EMI/RFI ENVIRONMENTAL

MIL-DTL-24308

CONNECTOR ACCESSORY

NO

NO

YES

GASKET

E

620HB047B21 by Glenair

620HB047B21

Glenair

Glenair 620HB047B21 is a Mil-Spec backshell with shell size 21, MIL-DTL-38999 compliant. Made of aluminum alloy, it offers strain relief for military connectors. Operates b/w -65°C to 175°C, ideal for rugged environments in defense and aerospace applications.

MIL-DTL-38999

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

STRAIN RELIEF

175 Cel

-65 Cel

21

687-439-21 by Glenair

687-439-21

Glenair

CONNECTOR ACCESSORY;

CONNECTOR ACCESSORY

MS3417-12N by Glenair

MS3417-12N

Glenair

CONNECTOR ACCESSORY; IEC Conformity: NO; DIN Conformity: NO; MIL-Connector Accessory Name: STRAIN RELIEF; Associated Military - Specifications: MIL-DTL-26482, MIL-DTL-83723; Material: ALUMINUM;

MIL-DTL-26482, MIL-DTL-83723

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM

STRAIN RELIEF

443FN009NF1010A by Glenair

443FN009NF1010A

Glenair

CONNECTOR ACCESSORY;

CONNECTOR ACCESSORY

66241-08A by TE Connectivity

66241-08A

TE Connectivity

TE Connectivity's 66241-08A backshell is MIL-DTL-83723 compliant, made of stainless steel, with a temperature range of -65 to 260°C. It is designed for military connectors and accessories, specifically shell size 08 applications.

MIL-DTL-83723

CONNECTOR ACCESSORY

NO

NO

YES

STAINLESS STEEL

BACKSHELL

260 Cel

-65 Cel

08

21-033384-021 by Amphenol

21-033384-021

Amphenol

Amphenol's 21-033384-021 is a CRIMP terminal type Mil-Spec backshell with MIL-DTL-38999 conformity. It mates with 21-033385-021 contacts and uses MIL-I-81969/14-06 removal tools. Ideal for male contact gender in military connector applications.

MIL-DTL-38999

CONNECTOR ACCESSORY

MALE

NO

NO

YES

21-033385-021

CONTACT

MIL-I-81969/14-06

CRIMP

620AS001Z112 by Glenair

620AS001Z112

Glenair

Glenair's 620AS001Z112 backshell, with shell size 12, is MIL-spec compliant for military applications. Made of stainless steel, it offers a wide temperature range from -65°C to 200°C. Ideal for use with MIL-DTL-5015, MIL-DTL-26482, and MIL-DTL-83723 connectors as a strain relief accessory.

MIL-DTL-5015, MIL-DTL-26482, MIL-DTL-83723

CONNECTOR ACCESSORY

NO

NO

YES

STAINLESS STEEL

STRAIN RELIEF

200 Cel

-65 Cel

12

620AS001Z116 by Glenair

620AS001Z116

Glenair

The Glenair 620AS001Z116 is a Mil-Spec backshell with shell size 16, MIL-DTL-5015, MIL-DTL-26482, and MIL-DTL-83723 conformity. Made of stainless steel, it offers a temperature range from -65°C to 200°C. Ideal for military connectors, it features strain relief for secure connections in harsh environments.

MIL-DTL-5015, MIL-DTL-26482, MIL-DTL-83723

CONNECTOR ACCESSORY

NO

NO

YES

STAINLESS STEEL

STRAIN RELIEF

200 Cel

-65 Cel

16

310HS001M15 by Glenair

310HS001M15

Glenair

The Glenair 310HS001M15 is a Mil-Spec backshell with shell size 15, MIL-DTL-38999 conformity, and aluminum material. It can operate in temperatures ranging from -65°C to 200°C. This boot adapter accessory is commonly used in military applications for rugged connector protection.

MIL-DTL-38999

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM

BOOT ADAPTER

200 Cel

-65 Cel

15

CA121003-12 by ITT Cannon

CA121003-12

ITT Cannon

CONNECTOR ACCESSORY; DIN Conformity: NO; MIL-Connector Accessory Name: CAP ITEM; Material: METAL; IEC Conformity: NO; Associated Military - Specifications: MIL-C-5015;

MIL-C-5015

CONNECTOR ACCESSORY

NO

NO

YES

METAL

CAP ITEM

36

CA121003-3 by ITT Cannon

CA121003-3

ITT Cannon

CONNECTOR ACCESSORY; IEC Conformity: NO; DIN Conformity: NO; Associated Military - Specifications: MIL-C-5015; Shell Sizes: 14S; MIL-Connector Accessory Name: CAP ITEM;

MIL-C-5015

CONNECTOR ACCESSORY

NO

NO

YES

METAL

CAP ITEM

14S

CA121003-4 by ITT Cannon

CA121003-4

ITT Cannon

CONNECTOR ACCESSORY; MIL Conformity: YES; IEC Conformity: NO; Material: METAL; Shell Sizes: 16S; Associated Military - Specifications: MIL-C-5015;

MIL-C-5015

CONNECTOR ACCESSORY

NO

NO

YES

METAL

CAP ITEM

16S

CA121003-5 by ITT Cannon

CA121003-5

ITT Cannon

CONNECTOR ACCESSORY; Associated Military - Specifications: MIL-C-5015; Material: METAL; MIL Conformity: YES; Shell Sizes: 16; DIN Conformity: NO;

MIL-C-5015

CONNECTOR ACCESSORY

NO

NO

YES

METAL

CAP ITEM

16

CA121003-6 by ITT Cannon

CA121003-6

ITT Cannon

CONNECTOR ACCESSORY; IEC Conformity: NO; MIL Conformity: YES; MIL-Connector Accessory Name: CAP ITEM; Material: METAL; Associated Military - Specifications: MIL-C-5015;

MIL-C-5015

CONNECTOR ACCESSORY

NO

NO

YES

METAL

CAP ITEM

18

CA121003-7 by ITT Cannon

CA121003-7

ITT Cannon

CONNECTOR ACCESSORY; MIL Conformity: YES; Material: METAL; IEC Conformity: NO; Shell Sizes: 20; Associated Military - Specifications: MIL-C-5015;

MIL-C-5015

CONNECTOR ACCESSORY

NO

NO

YES

METAL

CAP ITEM

20

CA121003-8 by ITT Cannon

CA121003-8

ITT Cannon

CONNECTOR ACCESSORY; MIL-Connector Accessory Name: CAP ITEM; Material: METAL; DIN Conformity: NO; MIL Conformity: YES; Associated Military - Specifications: MIL-C-5015;

MIL-C-5015

CONNECTOR ACCESSORY

NO

NO

YES

METAL

CAP ITEM

22

CA121003-9 by ITT Cannon

CA121003-9

ITT Cannon

CONNECTOR ACCESSORY; MIL-Connector Accessory Name: CAP ITEM; Shell Sizes: 24; Material: METAL; IEC Conformity: NO; Associated Military - Specifications: MIL-C-5015;

MIL-C-5015

CONNECTOR ACCESSORY

NO

NO

YES

METAL

CAP ITEM

24

CA121004-8 by ITT Cannon

CA121004-8

ITT Cannon

CONNECTOR ACCESSORY; Material: METAL; Associated Military - Specifications: MIL-C-5015; DIN Conformity: NO; MIL Conformity: YES; IEC Conformity: NO;

MIL-C-5015

CONNECTOR ACCESSORY

NO

NO

YES

METAL

CAP ITEM

22

660-005C12D4-01 by Glenair

660-005C12D4-01

Glenair

Glenair's 660-005C12D4-01 is a Mil-Spec backshell with shell size 12, MIL conformity, and aluminum material. It operates b/w -65°C to 200°C and complies with AS50151 military specifications. Ideal for military connectors as a cover item accessory.

AS50151

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM

COVER ITEM

200 Cel

-65 Cel

12

440HJ030NF1304-B by Glenair

440HJ030NF1304-B

Glenair

CONNECTOR ACCESSORY; DIN Conformity: NO; Associated Backshell Military - Specifications: MIL-DTL-38999; Material: ALUMINUM; IEC Conformity: NO; MIL Conformity: YES;

MIL-DTL-38999

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM

BACKSHELL

13

440HJ030NF1706 by Glenair

440HJ030NF1706

Glenair

CONNECTOR ACCESSORY; Shell Sizes: 17; Material: ALUMINUM; Associated Backshell Military - Specifications: MIL-DTL-38999; DIN Conformity: NO; MIL Conformity: YES;

MIL-DTL-38999

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM

BACKSHELL

17

440HJ030NF2134 by Glenair

440HJ030NF2134

Glenair

CONNECTOR ACCESSORY; IEC Conformity: NO; DIN Conformity: NO; Associated Backshell Military - Specifications: MIL-DTL-38999; Shell Sizes: 21; MIL Conformity: YES;

MIL-DTL-38999

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM

BACKSHELL

21

248-8506-000 by ITT Cannon

248-8506-000

ITT Cannon

CONNECTOR ACCESSORY;

CONNECTOR ACCESSORY

21-033470-001 by Amphenol

21-033470-001

Amphenol

Amphenol's 21-033470-001 is a Mil-Spec backshell with CRIMP terminals, MIL-DTL-38999 conformity, and male contact gender. It mates with 21-033471-001 contacts and uses M81969/14-12 removal tools. Ideal for military applications requiring reliable connector accessories.

MIL-DTL-38999

CONNECTOR ACCESSORY

MALE

NO

NO

YES

21-033471-001

CONTACT

M81969/14-12

CRIMP

21-033471-001 by Amphenol

21-033471-001

Amphenol

Amphenol's 21-033471-001 is a Mil-Spec backshell with CRIMP terminals, MIL-DTL-38999 conformity, and FEMALE contact gender. It mates with 21-033470-001 contacts and uses M81969/14-12 removal tools. Ideal for military applications requiring reliable connector accessories.

MIL-DTL-38999

CONNECTOR ACCESSORY

FEMALE

NO

NO

YES

21-033470-001

CONTACT

M81969/14-12

CRIMP

AIA-5003-13-00-00-10-AA-04 by Amphenol

AIA-5003-13-00-00-10-AA-04

Amphenol

CONNECTOR ACCESSORY; Shell Sizes: 13; Material: ALUMINUM ALLOY; DIN Conformity: NO; Associated Backshell Military - Specifications: MIL-C-38999; IEC Conformity: NO;

MIL-C-38999

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

13

380HS019M2512DA3 by Glenair

380HS019M2512DA3

Glenair

380HS019M2512DA3 by Glenair is a Mil-Spec backshell with shell size of 25, MIL-DTL-38999 Series III and IV compatibility. Made of aluminum alloy, it operates b/w -65°C to 200°C. Ideal for military connectors, ensuring reliable performance in extreme temperatures.

MIL-DTL-38999 SERIES III, MIL-DTL-38999 SERIES IV

CONNECTOR ACCESSORY

NO

NO

YES

ALUMINUM ALLOY

BACKSHELL

200 Cel

-65 Cel

25

930-004C05 by Glenair

930-004C05

Glenair

CONNECTOR ACCESSORY;

CONNECTOR ACCESSORY

440HS030M1707-6 by Glenair

440HS030M1707-6

Glenair

CONNECTOR ACCESSORY;

CONNECTOR ACCESSORY