SSW-137-22-S-D-RA Equivalent & Substitute Parts

Part Overview

The SSW-137-22-S-D-RA is a 74-position receptacle connector manufactured by Samtec Inc., designed for board-to-board or cable applications. This through-hole, right-angle connector features gold-plated mating contacts and tin-plated posts, operating across -55°C to 125°C. The connector is actively produced and ROHS3 compliant, making it suitable for industrial and commercial applications requiring reliable interconnection with 4.7A per-contact current capacity.

Identifying equivalent and substitute parts is necessary when addressing supply chain constraints, inventory optimization, or design flexibility requirements while maintaining electrical and mechanical compatibility.

Substiute Parts

SSW-137-22-S-D-RA

Samtec Inc.In Stock: 1081SSW-137-22-S-D-RA Datasheet

Current PartRFQ

SSW-137-02-S-D-RA

Samtec Inc.In Stock: 1202SSW-137-02-S-D-RA Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the SSW-137-22-S-D-RA is determined by strict equivalence across the following critical parameters:

• Connector Type & Configuration: Receptacle, 74-position, 2-row arrangement
• Pitch & Spacing: 0.100" (2.54mm) mating pitch and row spacing
• Mounting & Termination: Through-hole, right-angle orientation with solder termination
• Electrical Performance: 4.7A per-contact current rating
• Environmental Compliance: Operating temperature -55°C to 125°C, UL94 V-0 flammability rating, ROHS3 compliance
• Contact Specifications: Gold-plated mating contacts (30.0µin thickness), tin-plated posts, forked contact type, square contact shape

The SSW-137-02-S-D-RA meets all substitution criteria, sharing identical electrical, mechanical, and environmental specifications with the main part number.

Parameter Comparison

Engineering Selection Recommendations

Both the SSW-137-22-S-D-RA and SSW-137-02-S-D-RA are active products from Samtec Inc. with identical electrical, mechanical, and environmental specifications. Selection between these parts should be based on:

• Inventory Availability: SSW-137-02-S-D-RA currently has 1160 pcs in stock versus 1062 pcs for SSW-137-22-S-D-RA
• Compliance Requirements: Both parts meet ROHS3 compliance and UL94 V-0 flammability standards
• Supply Chain Continuity: Both parts share the same base product number (SSW-137) and active production status, ensuring long-term availability

No electrical or mechanical re-qualification is required when substituting between these part numbers.

Frequently Asked Questions (FAQ)

Q: Are SSW-137-22-S-D-RA and SSW-137-02-S-D-RA electrically interchangeable?

A: Yes. Both connectors provide identical electrical performance with 4.7A per-contact current capacity, gold-plated mating contacts, and operate across the same temperature range (-55°C to 125°C).

Q: What is the difference between these two part numbers?

A: The provided specifications indicate no functional or electrical differences between SSW-137-22-S-D-RA and SSW-137-02-S-D-RA. Both are 74-position, 2-row receptacle connectors with identical pitch, mounting type, contact finishes, and environmental ratings.

Q: Can I use SSW-137-02-S-D-RA as a direct replacement in existing designs?

A: Yes. The mechanical footprint, pin configuration, and electrical characteristics are identical, allowing direct substitution without design modifications.

Q: Are both parts ROHS3 compliant?

A: Yes. Both SSW-137-22-S-D-RA and SSW-137-02-S-D-RA are ROHS3 compliant and suitable for applications requiring environmental compliance.

Q: What is the contact finish specification for these connectors?

A: Mating contacts feature 30.0µin (0.76µm) gold plating. Post contacts are tin-plated. Both parts use phosphor bronze contact material.