SMA Connector Jack 142-1701-621 Equivalent & Substitute Parts

Part Overview

The Cinch Connectivity Solutions 142-1701-621 is an SMA connector jack designed for 50-ohm RF applications. This female socket connector features compression contact termination and panel mount installation with a flange. The part is currently active in production with 905 units in stock. Equivalent and substitute parts within the 142-1701 series provide alternative sourcing options while maintaining identical electrical and mechanical specifications for direct replacement in RF circuit applications.

Substiute Parts

142-1701-621

Cinch Connectivity SolutionsIn Stock: 927142-1701-621 Datasheet

Current PartRFQ

142-1701-571

Cinch Connectivity SolutionsIn Stock: 932142-1701-571 Datasheet

Parametric EquivalentRFQ

142-1701-601

Cinch Connectivity SolutionsIn Stock: 1255142-1701-601 Datasheet

Parametric EquivalentRFQ

142-1701-611

Cinch Connectivity Solutions JohnsonIn Stock: 2943142-1701-611 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution within the 142-1701 series is determined by matching the following critical parameters:

• Connector Style: SMA
• Connector Type: Jack, Female Socket
• Impedance: 50 Ohms
• Contact Termination: Compression
• Shield Termination: Screw
• Mounting Type: Panel Mount with Flange
• Frequency - Max: 26.5 GHz
• Operating Temperature Range: -65°C ~ 165°C
• Voltage Rating: 335 V
• Mating Cycles: 500
• Material Specifications: Beryllium Copper center contact, Brass body with Gold finish, PTFE dielectric

All substitute parts 142-1701-571, 142-1701-601, and 142-1701-611 maintain identical electrical and mechanical parameters to the primary part 142-1701-621, enabling direct functional replacement in RF circuit designs.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts within the 142-1701 series maintain active product status and meet RoHS compliance requirements. Parts 142-1701-571, 142-1701-601, and 142-1701-611 carry ROHS3 compliance designation, while the primary part 142-1701-621 carries RoHS compliance. Parts 142-1701-571, 142-1701-601, and 142-1701-611 include REACH Affected status in their compliance documentation.

Selection among these equivalent parts may be based on inventory availability: 142-1701-621 (905 units), 142-1701-571 (884 units), 142-1701-601 (1161 units), and 142-1701-611 (2926 units). All parts are functionally interchangeable for RF applications requiring 50-ohm SMA female jack connectors with compression termination and panel mount installation.

Frequently Asked Questions (FAQ)

Q: Can 142-1701-571, 142-1701-601, and 142-1701-611 be used interchangeably with 142-1701-621?

A: Yes. All parts share identical electrical and mechanical specifications including connector style, impedance, contact termination, mounting configuration, frequency rating, operating temperature range, voltage rating, and material composition. Direct substitution is supported.

Q: What determines compatibility between these SMA connector parts?

A: Compatibility is determined by matching SMA connector style, female socket type, 50-ohm impedance, compression contact termination, screw shield termination, panel mount flange configuration, 26.5 GHz frequency rating, -65°C to 165°C operating temperature, 335 V voltage rating, and identical material specifications (Beryllium Copper center contact, Brass body with Gold finish, PTFE dielectric).

Q: Are there compliance differences between the substitute parts?

A: The primary part 142-1701-621 carries RoHS compliance. Substitute parts 142-1701-571, 142-1701-601, and 142-1701-611 carry ROHS3 compliance and include REACH Affected status. All parts maintain EAR99 ECCN classification and 8536.69.4010 HTSUS code.

Q: Which part should be selected based on availability?

A: Selection may be based on inventory requirements. Current stock levels are: 142-1701-611 (2926 units), 142-1701-601 (1161 units), 142-1701-621 (905 units), and 142-1701-571 (884 units). All parts are functionally equivalent for RF circuit applications.

Q: Are these parts field replaceable?

A: Yes. All parts in the 142-1701 series include field replaceable designation and are designed for hermetically sealed pin applications with EMI/RFI gasket protection.