172-050-182-021 D-Sub Connector Equivalent & Substitute Parts

Part Overview

The 172-050-182-021 is a 50-position D-Sub plug connector manufactured by NorComp Inc., designed for panel mount, through-hole solder termination applications. This connector features male pins in a 3-row configuration with a DD/D shell size. The part is currently in stock with 704 units available as new original inventory. Substitute parts are identified based on matching electrical and mechanical specifications within the 172 series product family.

Substiute Parts

172-050-182-021

NorComp Inc.In Stock: 752172-050-182-021 Datasheet

Current PartRFQ

172-050-183L021

NorComp Inc.In Stock: 1137172-050-183L021 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The substitute part 172-050-183L021 qualifies as a direct equivalent based on the following matching parameters:

• Connector type: Plug with male pins
• Position count: 50 positions
• Row configuration: 3 rows
• Shell size: 5 (DD, D)
• Mounting method: Panel mount, through-hole
• Termination method: Solder
• Current rating: 5A
• Operating temperature range: -50°C ~ 125°C
• Series family: 172 (M Series variant)
• Compliance: ROHS3 compliant, REACH unaffected

The substitution is valid where these core electrical and mechanical parameters are required in the application circuit or assembly design.

Parameter Comparison

Engineering Selection Recommendations

Both the 172-050-182-021 and 172-050-183L021 are active products with full regulatory compliance. The 172-050-183L021 is available in tray packaging with higher inventory (1,072 units) compared to the main part (704 units). Selection between these parts should be based on packaging requirements and supply chain availability. Both parts meet ROHS3 and REACH compliance requirements for regulated applications.

Frequently Asked Questions (FAQ)

Q: Can 172-050-183L021 be used as a direct replacement for 172-050-182-021?

A: Yes. Both connectors share identical electrical and mechanical specifications: 50-position plug configuration, 3-row layout, DD/D shell size, panel mount through-hole solder termination, 5A current rating, and -50°C to 125°C operating range.

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

A: The primary difference is packaging. The 172-050-183L021 is supplied in tray packaging, while the 172-050-182-021 uses standard packaging. Both are from the NorComp 172 series and meet identical performance and compliance standards.

Q: Are there any compatibility concerns when substituting these parts?

A: No compatibility concerns exist when substituting between these parts. Mechanical fit, electrical performance, and environmental ratings are identical. PCB footprints and mounting hole patterns are the same.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both parts are ROHS3 compliant and REACH unaffected, meeting the same regulatory standards for industrial and commercial applications.

Q: Which part should be selected for new designs?

A: Either part is suitable for new designs. Selection should be based on packaging preference and current inventory availability from your supplier.