TE Connectivity 748333-4 D-Sub Contact Equivalent & Substitute Parts

Part Overview

The TE Connectivity 748333-4 is a D-Sub contact male pin designed for D-shaped connector assemblies in the AMPLIMITE HDP-22 series. This component is a stamped brass pin contact with gold plating and crimp termination, rated for 22-28 AWG wire gauges. The part is classified as obsolete, necessitating identification of active equivalent components to maintain design continuity and ensure supply chain availability for new production and repair applications.

Substiute Parts

748333-4

TE Connectivity AMP ConnectorsIn Stock: 857748333-4 Datasheet

Current PartRFQ

1658670-2

TE Connectivity AMP ConnectorsIn Stock: 318181658670-2 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete TE Connectivity 748333-4 is determined by strict alignment of the following electrical and mechanical parameters:

Critical Matching Parameters:

• Wire gauge range: 22-28 AWG
• Contact termination method: Crimp
• Contact type: Male Pin
• Contact material: Brass
• Contact finish: Gold
• Series compatibility: AMPLIMITE HDP-22
• Contact form: Stamped

The substitute part 1658670-2 satisfies all critical parameters required for functional equivalence within the AMPLIMITE HDP-22 connector system. Both components are manufactured by TE Connectivity AMP Connectors and maintain identical electrical and mechanical specifications for wire gauge, termination, material composition, and finish specifications.

Parameter Comparison

Engineering Selection Recommendations

The TE Connectivity 1658670-2 is the direct functional equivalent for the obsolete 748333-4. Selection of this substitute is based on the following engineering criteria:

Electrical and Mechanical Compatibility: All critical parameters including wire gauge (22-28 AWG), crimp termination, male pin configuration, brass material composition, and gold finish specifications are identical between the main part and substitute.

Product Status: The 1658670-2 maintains active product status with current manufacturing support, ensuring long-term availability and supply chain continuity compared to the obsolete 748333-4.

Compliance Improvement: The substitute part achieves ROHS3 compliance, providing enhanced environmental and regulatory alignment for new designs and production applications, whereas the main part is RoHS non-compliant.

Series Continuity: Both components belong to the AMPLIMITE HDP-22 series, confirming mechanical and electrical compatibility within existing connector assemblies.

The 1658670-2 is suitable for direct replacement in applications currently utilizing the 748333-4, with the added benefit of improved regulatory compliance and active manufacturing status.

Frequently Asked Questions (FAQ)

Q: Can the 1658670-2 be used as a direct replacement for the 748333-4 in existing assemblies?

A: Yes. The 1658670-2 matches all critical electrical and mechanical parameters of the 748333-4, including wire gauge range, termination method, contact material, finish specifications, and series compatibility within AMPLIMITE HDP-22 connector systems.

Q: What is the primary reason for substituting the 748333-4?

A: The 748333-4 is classified as obsolete. The 1658670-2 is an active product with current manufacturing support, ensuring supply availability and long-term design continuity.

Q: Are there differences in RoHS compliance between these parts?

A: Yes. The 748333-4 is RoHS non-compliant, while the 1658670-2 is ROHS3 compliant. For new designs and applications subject to RoHS regulations, the 1658670-2 provides improved environmental compliance.

Q: Do both parts support the same wire gauge range?

A: Yes. Both the 748333-4 and 1658670-2 support 22-28 AWG wire gauges with crimp termination.

Q: What is the contact finish thickness specification for the 1658670-2?

A: The 1658670-2 has a gold contact finish thickness of 30.0µin (0.76µm), identical to the 748333-4.

Q: Are there packaging differences between the main part and substitute?

A: The 748333-4 packaging is not specified in the available data. The 1658670-2 is supplied in bulk packaging. Consult with the manufacturer or authorized distributor for specific packaging requirements and quantities.

Q: What is the MSL rating for the 1658670-2?

A: The 1658670-2 has an MSL rating of 1 (Unlimited), matching the 748333-4 specification.