TE Connectivity 1218372-1 D-Sub Socket Connector Equivalent & Substitute Parts

Part Overview

The TE Connectivity 1218372-1 is a D-Sub socket contact designed for D-shaped connector assemblies in aerospace, defense, and marine applications. This component is a female socket contact with gold plating, rated for 20-24 AWG wire gauges, and features crimp termination on machined contact material. The part is classified as obsolete, necessitating identification of active equivalent components to maintain supply chain continuity and support ongoing system maintenance and repair operations.

Substiute Parts

1218372-1

TE Connectivity Aerospace, Defense and MarineIn Stock: 10571218372-1 Datasheet

Current PartRFQ

205090-1

TE Connectivity Aerospace, Defense and MarineIn Stock: 3056205090-1 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete TE Connectivity 1218372-1 with the active equivalent 205090-1 is based on strict alignment of the following critical parameters:

Matching Parameters:

• Manufacturer: TE Connectivity Aerospace, Defense and Marine (same source)
• Series: AMPLIMITE 109 (same connector family)
• Contact Type: Female Socket (identical function)
• Contact Form: Machined (same construction method)
• Wire Gauge: 20-24 AWG (identical wire compatibility)
• Contact Termination: Crimp (same attachment method)
• Contact Material: Copper Alloy (same base material)
• Contact Finish: Gold (identical surface treatment)
• ECCN Classification: EAR99 (same export control status)
• HTSUS Code: 8536.90.4000 (same tariff classification)

The 205090-1 is a direct contact-level substitute that maintains functional and electrical equivalence while offering active product status and improved compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

The TE Connectivity 205090-1 is the direct active equivalent for the obsolete 1218372-1. Selection of this substitute is supported by the following factors:

Product Status: The 205090-1 maintains active product status with TE Connectivity, ensuring ongoing availability, technical support, and supply chain reliability. The 1218372-1 is classified as obsolete and subject to discontinuation.

Compliance and Certifications: The 205090-1 carries ROHS3 compliance certification, meeting current environmental and hazardous substance restrictions. The substitute is classified as REACH Affected, indicating full compliance with European chemical safety regulations. Both parts share identical ECCN (EAR99) and HTSUS (8536.90.4000) classifications, maintaining consistent export control and tariff treatment.

Functional Equivalence: All critical electrical and mechanical parameters are identical between the main part and substitute, including wire gauge compatibility (20-24 AWG), contact termination method (crimp), contact material (copper alloy), and surface finish (gold). The machined contact form is preserved in the substitute.

Series Compatibility: Both components belong to the AMPLIMITE 109 series, ensuring mechanical and electrical compatibility within D-Sub connector assemblies designed for this family.

Frequently Asked Questions (FAQ)

Q: Can the 205090-1 be used as a direct replacement for the 1218372-1 in existing D-Sub connector assemblies?

A: Yes. The 205090-1 is functionally and electrically equivalent to the 1218372-1. Both components are female socket contacts with identical wire gauge ratings (20-24 AWG), crimp termination, machined contact form, copper alloy material, and gold finish. Both belong to the AMPLIMITE 109 series and are compatible with D-Sub connector bodies designed for this series.

Q: What is the difference between the 1218372-1 and 205090-1 part numbers?

A: The 1218372-1 is a complete D-Sub connector assembly contact, while the 205090-1 is a contact-level component. Both are manufactured by TE Connectivity and share identical electrical and mechanical specifications. The primary difference is product status: 1218372-1 is obsolete, while 205090-1 is active.

Q: Are there compliance differences between these parts?

A: The 205090-1 carries ROHS3 compliance certification and is classified as REACH Affected, indicating full compliance with current environmental regulations. The 1218372-1 is listed as REACH Unaffected. Both parts share identical ECCN (EAR99) and HTSUS (8536.90.4000) classifications. For applications requiring specific compliance certifications, the 205090-1 is the recommended choice.

Q: What wire gauges are supported by the 205090-1?

A: The 205090-1 supports 20-24 AWG wire gauges, identical to the 1218372-1. This range accommodates standard signal and power distribution applications in aerospace, defense, and marine systems.

Q: Is the crimp termination method the same for both parts?

A: Yes. Both the 1218372-1 and 205090-1 use crimp termination. Wire attachment is performed using standard D-Sub crimp tooling compatible with the AMPLIMITE 109 series.

Q: What is the contact material composition?

A: Both parts use copper alloy as the base contact material with gold plating for corrosion resistance and electrical conductivity. The gold finish is applied to the machined copper alloy substrate.

Q: Are there packaging differences between these parts?

A: The 1218372-1 packaging is not specified in available documentation. The 205090-1 is supplied in bulk packaging. Confirm packaging requirements with your procurement department for order specifications.

Q: What is the Moisture Sensitivity Level (MSL) for the 205090-1?

A: The 205090-1 carries an MSL rating of 1 (Unlimited), indicating no moisture sensitivity restrictions for storage, handling, or use. This classification supports flexible supply chain management and extended shelf life.