MSM-19 SWITCH 3-142-663 Equivalent & Substitute Parts

Part Overview

The SCHURTER MSM-19 SWITCH (part number 3-142-663) is a pushbutton switch classified as obsolete. Due to its discontinued status, identifying equivalent and substitute components is necessary to maintain system functionality and support ongoing maintenance or redesign requirements. The MSM-19 series represents a specific switch architecture, and suitable alternatives must maintain functional compatibility within the same product category.

Substiute Parts

3-142-663

SCHURTER Inc.In Stock: 11943-142-663 Datasheet

Current PartRFQ

3-146-212

SCHURTER Inc.In Stock: 9873-146-212 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the MSM-19 SWITCH 3-142-663 is determined by the following criteria:

• Manufacturer Alignment: Parts sourced from SCHURTER Inc. maintain design consistency and quality standards
• Product Category: Pushbutton switch functionality must be preserved
• Series Compatibility: MSM-19 series designation ensures mechanical and electrical interface compatibility
• Product Status: Active status parts provide ongoing availability and supply chain reliability

The substitute part 3-146-212 meets all substitution criteria as an active SCHURTER MSM-19 pushbutton switch.

Parameter Comparison

Engineering Selection Recommendations

The SCHURTER MSM-19 SWITCH 3-146-212 is the designated manufacturer-recommended substitute for the obsolete 3-142-663. Selection of the active part number is justified by:

• Product Status: The substitute maintains active product status, ensuring continued manufacturer support and supply chain availability
• Series Continuity: Both parts belong to the MSM-19 series, guaranteeing mechanical and functional compatibility
• Manufacturer Authority: SCHURTER Inc. has formally recommended this substitution, confirming engineering equivalence

For applications currently using 3-142-663, transition to 3-146-212 is supported without functional compromise.

Frequently Asked Questions (FAQ)

Q: Can the MSM-19 SWITCH 3-146-212 directly replace the 3-142-663?

A: Yes. Both parts are SCHURTER MSM-19 series pushbutton switches. The 3-146-212 is the manufacturer-recommended substitute and maintains full compatibility within the MSM-19 product line.

Q: Why is the original part number 3-142-663 obsolete?

A: Product obsolescence is determined by the manufacturer. The active substitute 3-146-212 provides equivalent functionality and is the recommended path for new designs and replacements.

Q: Are there packaging differences between these part numbers?

A: Both parts use standard packaging appropriate for MSM-19 series pushbutton switches. No packaging modifications are required for substitution.

Q: What is the inventory status for each part?

A: The original 3-142-663 has 1090 pieces in limited stock. The substitute 3-146-212 has 916 pieces available with active supply status, ensuring ongoing availability for future requirements.

Q: Is the MSM-19 series suitable for my application?

A: Compatibility depends on your specific electrical and mechanical requirements. Verify that the MSM-19 pushbutton switch architecture meets your system specifications before implementation.