MSM19 Pushbutton Switch 3-126-418 Equivalent & Substitute Parts

Part Overview

The SCHURTER MSM19 pushbutton switch (part number 3-126-418) is an electromechanical switching component designed for manual actuation applications. This part is classified as obsolete, indicating it is no longer in active production. Identifying equivalent and substitute parts is necessary to maintain system functionality, ensure supply chain continuity, and support ongoing maintenance and repair operations for equipment utilizing this component.

Substiute Parts

3-126-418

SCHURTER Inc.In Stock: 8803-126-418 Datasheet

Current PartRFQ

3-145-873

SCHURTER Inc.In Stock: 7133-145-873 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the MSM19 3-126-418 is determined by functional equivalence within the SCHURTER MSM19 series. The primary substitute part maintains identical series designation, manufacturer origin, and functional classification as a pushbutton switch. Substitution eligibility is based on the following criteria:

• Identical product series (MSM19)
• Same manufacturer (SCHURTER Inc.)
• Equivalent functional classification (Pushbutton Switch)
• Active product status for continued availability

Parameter Comparison

Engineering Selection Recommendations

The SCHURTER MSM19 3-145-873 is the manufacturer-recommended substitute for the obsolete 3-126-418. Selection of the substitute part is justified by:

• Active product status ensuring long-term availability and supply chain reliability
• Identical series and functional classification confirming mechanical and electrical compatibility
• Manufacturer recommendation providing engineering validation
• Adequate inventory availability for immediate procurement

For applications currently utilizing part number 3-126-418, transition to part number 3-145-873 is supported by SCHURTER Inc. as the appropriate path forward.

Frequently Asked Questions (FAQ)

Q: Can the MSM19 3-145-873 directly replace the 3-126-418 in existing applications?

A: Yes. Both parts belong to the MSM19 series from SCHURTER Inc. and share identical functional classification as pushbutton switches. The substitute part is manufacturer-recommended for this application.

Q: Why is the original part 3-126-418 listed as obsolete?

A: Obsolete status indicates the part is no longer manufactured. The MSM19 3-145-873 represents the current active equivalent within the same product series.

Q: Are there packaging differences between these parts?

A: Both parts utilize standard packaging. No packaging-related compatibility issues are indicated for substitution.

Q: What is the inventory status for these parts?

A: The original 3-126-418 has 807 units available as new original stock. The substitute 3-145-873 has 659 units available as new original stock.

Q: Is this substitution supported by SCHURTER Inc.?

A: Yes. The MSM19 3-145-873 is listed as the manufacturer-recommended substitute for the 3-126-418.