NorComp 971-015-030-121 D-Sub Backshell Connector - Equivalent & Substitute Parts

Part Overview

The NorComp 971-015-030-121 is a 15-position two-piece D-Sub backshell connector with 45° cable exit and shielding. This component is classified as obsolete, which necessitates identification of active equivalent parts for ongoing procurement and system maintenance. The backshell provides mechanical strain relief and electromagnetic shielding for D-Sub connector assemblies in applications requiring round cable termination at a 45-degree angle.

Substiute Parts

971-015-030-121

NorComp Inc.In Stock: 1065971-015-030-121 Datasheet

Current PartRFQ

971-015-030R121

NorComp Inc.In Stock: 1086971-015-030R121 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 971-015-030-121 is determined by the following critical parameters:

• Number of Positions: 15
• Compatible Shell Size: A
• Compatible D-Sub Size: 15pos and HD26pos
• Cable Exit Angle: 45°
• Shielding: Shielded
• Material Composition: Metal, Zinc
• Plating: Nickel over Copper
• Hardware Configuration: Assembly Hardware, Grommets; Mating Screws 4-40
• Color: Silver

The substitute part 971-015-030R121 maintains identical specifications across all these parameters, ensuring mechanical and electrical compatibility with systems designed for the original component.

Parameter Comparison

Engineering Selection Recommendations

The 971-015-030R121 is the direct active equivalent for the obsolete 971-015-030-121. Both parts are manufactured by NorComp Inc. and share identical mechanical and electrical specifications. The substitute part offers the additional advantage of ROHS3 compliance, whereas the original part is RoHS non-compliant. For new designs or system upgrades, the 971-015-030R121 is the appropriate selection. For legacy system maintenance requiring exact form-fit-function compatibility, both parts are interchangeable based on provided specifications.

Frequently Asked Questions (FAQ)

Q: Can the 971-015-030R121 directly replace the 971-015-030-121 in existing assemblies?

A: Yes. Both parts maintain identical specifications for number of positions, shell size, cable exit angle, shielding, material composition, plating, and hardware configuration. Direct substitution is supported.

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

A: The primary differences are product status and regulatory compliance. The 971-015-030-121 is obsolete and RoHS non-compliant. The 971-015-030R121 is active and ROHS3 compliant. All mechanical and electrical parameters are identical.

Q: Are there packaging differences between these parts?

A: The 971-015-030R121 is supplied in bulk packaging. The original part packaging specification is not provided in the technical data.

Q: What D-Sub connector sizes are compatible with these backshells?

A: Both parts are compatible with 15-position and HD26-position D-Sub connectors in shell size A.

Q: What is the cable exit configuration?

A: Both parts feature a 45-degree cable exit angle, suitable for applications requiring angled cable routing from the connector assembly.