Mil-Spec Backshells and Connector Accessories

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

M85049/1825N03A

Glenair

CONNECTOR ACCESSORY

25

MIL-DTL-38999

YES

NO

NO

BACKSHELL

EMI/RFI ENVIRONMENTAL

M85049/19-11N03A

Defense Logistics Agency

GENERAL CONN ACCESSORY

11

S754

MIL-C-85049, MIL-C-38999

YES

NO

BARS/STRAPS

NO

BACKSHELL

ALUMINUM ALLOY

MIL-C-38999

M85049/19-15W04

Defense Logistics Agency

CONNECTOR ACCESSORY

15, D

S754

MIL-C-38999

YES

NO

BARS/STRAPS

NO

BACKSHELL-SHIELDED

ALUMINUM

5935013588555

MIL-C-38999

M85049/19-17N03

Defense Logistics Agency

CONNECTOR ACCESSORY

17, E

S754

MIL-C-38999

YES

NO

BARS/STRAPS

NO

BACKSHELL-SHIELDED

ALUMINUM

MIL-C-38999

M85049/19-17N06B

Defense Logistics Agency

GENERAL CONN ACCESSORY

17

S754

MIL-C-85049, MIL-C-38999

YES

NO

BARS/STRAPS

NO

BACKSHELL

ALUMINUM ALLOY

MIL-C-38999

M85049/19-17W03

Defense Logistics Agency

CONNECTOR ACCESSORY

17, E

S754

MIL-C-38999

YES

NO

BARS/STRAPS

NO

BACKSHELL-SHIELDED

ALUMINUM

5935012692662

MIL-C-38999

M85049/19-21N05A

Defense Logistics Agency

GENERAL CONN ACCESSORY

21

S754

MIL-C-85049, MIL-C-38999

YES

NO

BARS/STRAPS

NO

BACKSHELL

ALUMINUM ALLOY

MIL-C-38999

M85049/1911N03A

Amphenol

CIRCULAR CONN ACCESSORY

11

MIL-DTL-38999

YES

NO

NO

BACKSHELL

EMI/RFI NON-ENVIRONMENTAL

ALUMINUM ALLOY

M85049/1911N03B

Amphenol

CIRCULAR CONN ACCESSORY

11

MIL-DTL-38999

YES

NO

NO

BACKSHELL

EMI/RFI NON-ENVIRONMENTAL

ALUMINUM ALLOY

M85049/1915W04

Amphenol

CIRCULAR CONN ACCESSORY

15; D

MIL-DTL-38999

YES

NO

NO

BACKSHELL

ALUMINUM ALLOY

M85049/1917N03

Amphenol

CIRCULAR CONN ACCESSORY

17

MIL-DTL-38999

YES

NO

NO

BACKSHELL

EMI/RFI NON-ENVIRONMENTAL

ALUMINUM ALLOY

M85049/1917N06B

Amphenol

CIRCULAR CONN ACCESSORY

17

MIL-DTL-38999

YES

NO

NO

BACKSHELL

EMI/RFI NON-ENVIRONMENTAL

ALUMINUM ALLOY

M85049/1917W03

Amphenol

CIRCULAR CONN ACCESSORY

17; E

MIL-DTL-38999

YES

NO

NO

BACKSHELL

ALUMINUM ALLOY

M85049/1921N05A

Amphenol

CIRCULAR CONN ACCESSORY

21

MIL-DTL-38999

YES

NO

NO

BACKSHELL

EMI/RFI NON-ENVIRONMENTAL

ALUMINUM ALLOY

M85049/199N02C

Amphenol

CIRCULAR CONN ACCESSORY

09

MIL-DTL-38999

YES

NO

NO

BACKSHELL

EMI/RFI NON-ENVIRONMENTAL

ALUMINUM ALLOY

M85049/38S19W

Amphenol

CIRCULAR CONN ACCESSORY

19; F

YES

NO

NO

STRAIN RELIEF

ALUMINUM ALLOY

MIL-DTL-38999

M85049/52-116N

Glenair

CONNECTOR ACCESSORY

16

YES

NO

NO

STRAIN RELIEF

ALUMINUM ALLOY

M85049/52-1-16N

Amphenol

CIRCULAR CONN ACCESSORY

19/16

YES

NO

NO

CLAMPING ITEM

ALUMINUM ALLOY

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

M85049/69-15AD

Amphenol

CIRCULAR CONN ACCESSORY

15

YES

NO

NO

BOOT ADAPTER

ALUMINUM ALLOY

MIL-DTL-38999

M85049/69-21W

Amphenol

CIRCULAR CONN ACCESSORY

21

YES

NO

NO

BOOT ADAPTER

ALUMINUM ALLOY

MIL-DTL-38999

M85049/69-23ZD

Amphenol

CONNECTOR ACCESSORY

23

YES

NO

NO

BOOT ADAPTER

ALUMINUM ALLOY

MIL-DTL-38999 SERIES III, IV

M85049/7817N06

Amphenol

CIRCULAR CONN ACCESSORY

17

MIL-DTL-38999

YES

NO

NO

BACKSHELL

EMI/RFI ENVIRONMENTAL

ALUMINUM ALLOY

M85049/78-17N06

Defense Logistics Agency

CONNECTOR ACCESSORY

17, E

S728

MIL-C-38999

YES

NO

BARS/STRAPS

NO

BACKSHELL-SHIELDED

ALUMINUM

MIL-C-38999

M85049/88N19N03

Glenair

CONNECTOR ACCESSORY

19

MIL-DTL-38999

YES

NO

NO

BACKSHELL

ALUMINUM

M85049/89-21N03

TE Connectivity

MIL CONNECTOR ACCESSORY

0 AWG

200 Cel

-65 Cel

ALUMINUM ALLOY

M850491917W03

Souriau-sunbank Connection Technologies

CONNECTOR ACCESSORY

MIL-DTL-38999 SERIES II

YES

NO

NO

BACKSHELL

ALUMINUM ALLOY

M85528/2-18AA

Defense Logistics Agency

CONNECTOR ACCESSORY

17, 18

S938B

YES

NO

NO

PLATE

ALUMINUM, CARBON STEEL

5935012494840

MIL-C-5015, MIL-C-83723, MIL-C-26482, MIL-C-27599, MIL-C-38999

MC8022D/AA-14

Positronic Industries

CONNECTOR ACCESSORY

MC8022D/AA-15

Positronic Industries

CONNECTOR ACCESSORY

MS27506B14-2

Amphenol

CONNECTOR ACCESSORY

14

CRIMP

YES

NO

NO

STRAIN RELIEF

STANDARD: MIL-DTL-38999

MIL-DTL-38999

MS27506-B-14-2

ITT Cannon

CONNECTOR ACCESSORY

14

MIL-DTL-38999

YES

NO

NO

MS27506

BACKSHELL

MS3180-16CA

Amphenol

CONNECTOR ACCESSORY

16

YES

NO

NO

PROTECTIVE COVER

MS3180-8CAL

Amphenol

CONNECTOR ACCESSORY

8

YES

NO

NO

PROTECTIVE COVER

MS318016CA

Souriau-sunbank Connection Technologies

CONNECTOR ACCESSORY

16

YES

NO

NO

COVER ITEM

MIL-DTL-26482

MS3181-22CW

Spacecraft Components

CONNECTOR ACCESSORY

22

YES

NO

NO

CAP ITEM

MIL-DTL-26482

MS4016D

Positronic Industries

CONNECTOR ACCESSORY

SOLDER

YES

125 Cel

NO

YES

-55 Cel

MALE

CONTACT

COPPER ALLOY

N/MS25043-18D

Japan Aviation Electronics Industry

CONNECTOR ACCESSORY

18

YES

NO

NO

N/MS

CAP ITEM

ALUMINUM ALLOY

R85049/88-15Z03

TE Connectivity

CONNECTOR ACCESSORY

0 AWG

0

ALUMINUM ALLOY

R85049/90-25W03

TE Connectivity

CONNECTOR ACCESSORY

0 AWG

0

ALUMINUM ALLOY

SJT506404

Amphenol

CONNECTOR ACCESSORY

YES

200 Cel

NO

NO

-65 Cel

CNA051300, CNA052300

MOUNTING ITEM

ALUMINUM ALLOY

SJT507404

Amphenol

CONNECTOR ACCESSORY

YES

200 Cel

NO

NO

-65 Cel

CNA051300, CNA052300

MOUNTING ITEM

ALUMINUM ALLOY

SJT510404

Amphenol

CONNECTOR ACCESSORY

YES

200 Cel

NO

NO

-65 Cel

CNA051300, CNA052300

MOUNTING ITEM

ALUMINUM ALLOY

STXR54AC00-1614BI

TE Connectivity

MIL CONNECTOR ACCESSORY

.438 inch

0 AWG

200 Cel

.7 inch

-65 Cel

ALUMINUM ALLOY

TVNSA21023

Amphenol

CONNECTOR ACCESSORY

21

MIL-DTL-38999

YES

NO

NO

BACKSHELL

TXR40AB00-1607AI

TE Connectivity

CONNECTOR ACCESSORY

17; E

MIL-DTL-38999 SERIES III, IV

YES

.219 inch

0 AWG

175 Cel

NO

.35 inch

NO

-65 Cel

0

BACKSHELL

ALUMINUM ALLOY

TXR40AB00-2016AI

TE Connectivity

CONNECTOR ACCESSORY

21; G

MIL-DTL-38999 SERIES III, IV

YES

.5 inch

175 Cel

NO

.8 inch

NO

-65 Cel

BACKSHELL

ALUMINUM ALLOY

TXR40AB90-0804AI

TE Connectivity

CONNECTOR ACCESSORY

9; A

MIL-DTL-38999 SERIES III, IV

YES

.125 inch

175 Cel

NO

.2 inch

NO

-65 Cel

BACKSHELL

ALUMINUM ALLOY

TXR40AB90-1206BI

TE Connectivity

CONNECTOR ACCESSORY

13; C

MIL-DTL-38999 SERIES III, IV

YES

.188 inch

175 Cel

NO

.3 inch

NO

-65 Cel

BACKSHELL

ALUMINUM ALLOY

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.