A

Adaptor (HD30) Designated by the "072" modifi cation. Adaptor is swedged onto connector and threaded to allow for

rear hardware; cable clamps or backshells.

Applicator Tooling used in automatic machines to crimp stamped and formed contacts.

 

B

Backshell An enclosed plastic piece that attaches to the rear of a connector providing aesthetics, protection, and strain relief.

Barrel - Conductor barrel The section of the term Deutsch IPD terminalsinal, splice or contact that accommodates the stripped conductor, or (2) Insulation barrel: The section of the terminal splice or contact that accommodates the conductor insulation.

Barrel Chamber - The bevel at the end of the conductor barrel providing for easier entry.

Belled Mouth (bellmouth) - The flared or wide entrance of a terminal, splice or contact barrel to permit easier insertion of the conductor.

Bifurcated Contact - Describes lengthwise slotting of a flat spring contact as used in a printed circuit edge connector.

Blocked Cavities A modifi cation to the grommet that includes all or selected cavities permanently sealed for unused cavities.

Breakaway (HDB) HDB series plugs designed to provide an emergency disconnect. HDB series plugs mate with HD30 series receptacles.

Boot Protective covering designed to fi t on the rear of a connector providing aesthetics, protection, and strain relief.

Bulkhead Defi nes a mounting style of connectors, designed to be inserted into a panel cutout.

Buss A conductive, solid metal shape that is used for distributing electrical current to branches of a circuit.

 

C

Cable Clamp Designated by the "059" modifi cation. An enclosed metal device used to provide support to a variety of wire bundles or cable sizes. Threads onto HD30 series where "072" adaptor has been added.

Cavity A defi ned hole in the connector grommet and housing into which the contact must fi t.

Compression Nut Part of a backshell assembly. Threads onto backshell to secure the wire bundle extending from backshell.

Contact The conductive element in a termination assembly which is crimped onto a wire and mates with a corresponding contact for the purpose of transferring electricity.

Contact Rating The maximum specifi ed amperage to be passed through a contact.

Coupling Ring A device used with cylindrical connectors to lock plug and receptacle together by turning.

Crimp The physical compression of a contact barrel around a conductor to make an electrical connection.

Crimping Die Portion of the crimping tool that shapes the crimp.

 

D

Dust Cover Cap or cover used to protect the connector interface when either plug or receptacle are unmated.

 

E

End Cap - A protective cap sonically welded to the rear of the connector. Holes in end cap allow contacts to be inserted.

Enhanced Keying - Designated by the "B016" modifi cation. Additional keying or polarization to prevent mis-mating.

Enhanced Seal Retention - Designated by the "P012" modifi cation. Enhancements to plug, front seal, and wedgelock to prevent seal separation during unmating.

"E" Seal - Extra thin or European seal. Refers to cavity diameter of the rear wire seal.


F

Flange A projection extending from a connector, and having holes for mounting a connector to a panel. Usually used with receptacles.

Flange Seal Environmental seal between connector fl ange and panel.

Front Seal Environmental seal between the entire interface of mating connectors. The seal itself is usually found on plugs. Also referred to as interfacial seal.

 

G

Grommet An integral rubber seal used on the cable side (rear) of a connector to provide an environmental seal.

 

I

In-line Defi nes connectors that do not have the capability for use in mounting or P.C.B. applications.

Interface The two surfaces of a mating pair of connectors that face each other when connected.

Internal Seal An internal environmental seal. Provides sealing when plug and receptacle are fully mated.

 

K

Key A projection which engages with a keyway to guide a connector during mating to prevent mis-mating.

Keying Pin Solid plastic rod designed to be inserted into an empty socket cavity to prevent mis-mating.

 

L

Locator A device used in contact crimping tools to assure proper contact position during crimping.

Lockwasher Mounting hardware, metal washer, used with the HD30 and HDP20 series.

 

M

Mounting Bracket A metal bracket used to mount HDFB series connectors.

Mounting Clip A plastic or metal piece that attaches to DT, DTM, DTP, DTHD series receptacles to allow for surface mounting.

N

"N" Seal Normal seal. Refers to cavity diameter or rear wire seal. Contact LADD for recommended wire insulation range.

O

O Ring A cylindrical plastic ring, found inside a receptacle, that provides a secondary environmental seal.

 

P

Panel Nut Mounting hardware, threaded plastic or metal nut, used with the HD30 and HDP20 series.

Partial Strip A quantity, less than found on a standard reel, of stamped and formed contacts, determined by the customer.

P.C.B. Mount Defi nes connectors specifi cally for printed circuit board applications.

Pin The male contact. Pins are usually housed by receptacles.

Plug One half of a mated pair of connectors. Plugs always have the locking mechanism and usually house sockets (female).

 

R

Receptacle One half of a mated pair of connectors. Receptacles usually house pins (male).

Reduced Diameter Seal or E-seal - Designated by the "C015" modifi cation. Rear wire seals have reduced diameter cavities to allow for smaller wire insulation.

Removal Tool A tool designed to remove contacts from connectors. Sizes and colors vary to match AWG.

Retaining Bolt A mechanical fastening device used to draw mating connectors together and to separate them.

Retaining Sleeve Integral component of DTP, DTM receptacles. Fits into receptacle to maintain internal seal and provide keying.

Reverse Arrangement - Defi nes a reversal of standard cavity arrangements. Often used in side by side mounting applications to prevent mis-mating.

Ring Adaptor (HDP20) - Designated by the "L017" modifi cation. Ring adaptor is welded to connector and allows for rear hardware; backshells or strain relief.

 

S

Sealed Flange A fl ange that is an integral part of the connector; one piece design.

Sealing Plug A solid plastic rod designed to be inserted into an unused cavity to maintain an environmental seal.

Secondary Wedgelock - A small plastic piece inserted into a connector interface to keep contacts in place, used with DT, DTM, DTP, DTV, and DRB series.

Selective Plating A process of plating only a selected portion of a contact, usually the mating surface.

Shrink Boot Adaptor Thermoplastic adaptor sonically welded to rear of connector to allow heat shrink to be attached to connector.

Socket The female contact. Sockets are usually housed by plugs.

Solid Contact Contacts manufactured using a cold heading process. Designed for heavy duty applications. Solid contacts have a closed crimp barrel. Sold in bulk.

Stamped & Formed Contact - Contacts manufactured using a precision stamping machine. Stamped and formed contacts have an open crimp barrel. Provide a low cost and reliable termination. Sold on reels.

Strain Relief A hard plastic or metal piece that attaches to the rear of a connector providing wire support.

 

T

"T" Seal Thin wall seal. Refers to the cavity diameter to the rear wire seal. Contact LADD for recommended wire insulation range.

Terminating Resistor Electrical component which offers resistance to the fl ow of electrical current.

Threaded Adaptor (HDP20) - Designated by the "L015" modifi cation. Adaptor is welded to connector and threaded to allow for rear hardware; backshells or strain relief.

Threaded Rear Connector is threaded to accept rear hardware; backshells or strain relief.

 

W

Wire Router Protective piece attached to rear of connector used for wire bundle strain relief.


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