MSM-19 SWITCH 3-129-512 Equivalent & Substitute Parts

Part Overview

The SCHURTER MSM-19 SWITCH (part number 3-129-512) is a pushbutton switch classified as obsolete. Due to its discontinued status, identifying equivalent and substitute components is necessary to maintain system functionality and ensure continued availability for repair, maintenance, and new design implementations.

Substiute Parts

3-129-512

SCHURTER Inc.In Stock: 7613-129-512 Datasheet

Current PartRFQ

3-145-445

SCHURTER Inc.In Stock: 10673-145-445 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the MSM-19 SWITCH 3-129-512 is based on the following criteria:

• Identical product type classification (Pushbutton Switch)
• Same series designation (MSM-19)
• Equivalent functional description and electrical characteristics
• Active product status ensuring ongoing availability and support

The substitute part identified maintains functional equivalence within the MSM-19 series while providing access to actively manufactured inventory.

Parameter Comparison

Engineering Selection Recommendations

The SCHURTER MSM-19 SWITCH 3-145-445 is the manufacturer-recommended substitute for the obsolete 3-129-512. Selection of the active part number ensures:

• Continued component availability from the original manufacturer
• Access to larger inventory quantities (1051 units versus 723 units)
• Manufacturer validation of functional equivalence
• Support for long-term supply chain continuity

Frequently Asked Questions (FAQ)

Q: Can the 3-145-445 directly replace the 3-129-512 in existing applications?

A: Yes. Both components are MSM-19 series pushbutton switches manufactured by SCHURTER Inc. with identical functional classification. The 3-145-445 is the manufacturer-recommended substitute.

Q: Why is the original part number obsolete?

A: The 3-129-512 has been discontinued by the manufacturer. The 3-145-445 represents the active equivalent within the MSM-19 product line.

Q: Are there packaging or mechanical differences between these part numbers?

A: No packaging or mechanical parameter differences are specified in the manufacturer data. Both components maintain the same series designation and functional purpose.

Q: What inventory considerations should guide part selection?

A: The substitute part 3-145-445 offers greater inventory availability (1051 units) compared to the original 3-129-512 (723 units), supporting both immediate procurement and future requirements.