MSM-22 SWITCH 3-137-989 Equivalent & Substitute Parts

Part Overview

The SCHURTER MSM-22 SWITCH (Part Number 3-137-989) is a pushbutton switch classified as obsolete. As this component has reached end-of-life status, identifying equivalent and substitute parts is essential for maintaining system functionality, supporting legacy equipment repairs, and ensuring continuity in applications where this switch was originally specified.

Substiute Parts

3-137-989

SCHURTER Inc.In Stock: 11533-137-989 Datasheet

Current PartRFQ

3-145-522

SCHURTER Inc.In Stock: 10963-145-522 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the MSM-22 SWITCH 3-137-989 is determined by the following criteria:

• Identical product series designation (MSM-22)
• Pushbutton switch functional classification
• Mechanical and electrical compatibility within the MSM-22 product line
• Manufacturer continuity (SCHURTER Inc.)
• Active product status for long-term availability

The substitute part identified maintains the same functional characteristics and form factor as the original component, ensuring direct compatibility in legacy applications.

Parameter Comparison

Engineering Selection Recommendations

The SCHURTER MSM-22 SWITCH 3-145-522 is the recommended substitute for the obsolete 3-137-989. This selection is based on:

• Identical series classification and functional design
• Active product status ensuring ongoing availability and supply chain support
• Manufacturer continuity with SCHURTER Inc., maintaining design consistency
• Direct mechanical and electrical compatibility within the MSM-22 product line

For applications currently using the 3-137-989, transition to the 3-145-522 provides equivalent functionality with the advantage of active product support and availability.

Frequently Asked Questions (FAQ)

Q: Can the MSM-22 SWITCH 3-145-522 directly replace the 3-137-989?

A: Yes. Both components are part of the identical MSM-22 series from SCHURTER Inc. and share the same pushbutton switch classification and mechanical form factor, enabling direct substitution in existing applications.

Q: Why is the original part 3-137-989 marked as obsolete?

A: Obsolete status indicates the component has reached end-of-life and is no longer in active production. The 3-145-522 represents the current active equivalent within the same product series.

Q: Are there packaging differences between these parts?

A: Both components use standard packaging consistent with the MSM-22 series. No packaging modifications are required for substitution.

Q: What should be verified before implementing this substitute?

A: Confirm that your application uses the MSM-22 series specification. The substitute maintains identical electrical and mechanical characteristics within this series classification.