MSM-19 SWITCH 3-103-164 Equivalent & Substitute Parts

Part Overview

The SCHURTER MSM-19 SWITCH (part number 3-103-164) is a pushbutton switch classified as obsolete. This part 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

3-103-164

SCHURTER Inc.In Stock: 6733-103-164 Datasheet

Current PartRFQ

3-145-544

SCHURTER Inc.In Stock: 8963-145-544 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MSM-19 SWITCH 3-103-164 are identified based on functional equivalence within the same product series and manufacturer. The primary substitution criterion is the maintenance of identical electrical and mechanical characteristics as a pushbutton switch within the MSM-19 series. The substitute part 3-145-544 maintains the same functional classification, manufacturer origin, and series designation, making it a direct functional equivalent. Product status differentiation (obsolete versus active) is the key distinguishing factor, with the substitute part offering continued availability and support.

Parameter Comparison

Engineering Selection Recommendations

The substitute part 3-145-544 is the manufacturer-recommended equivalent for the obsolete 3-103-164. Selection between these parts should be based on availability requirements and project timeline constraints. The original part 3-103-164 remains available in current inventory; however, the substitute 3-145-544 offers the advantage of active product status, ensuring long-term support, documentation accessibility, and potential future availability. For new designs or systems requiring extended lifecycle support, the active substitute part is the preferred selection. For legacy system maintenance where existing stock of the original part is available, either part may be utilized based on immediate supply needs.

Frequently Asked Questions (FAQ)

Q: What makes part 3-145-544 a suitable substitute for 3-103-164? A: Both parts are MSM-19 series pushbutton switches manufactured by SCHURTER Inc. They share identical functional classification and series designation, meeting the core substitution criteria for this component category.

Q: What is the primary difference between these two parts? A: The primary difference is product status. Part 3-103-164 is classified as obsolete, while part 3-145-544 is active. This distinction affects long-term availability and manufacturer support.

Q: Can I use these parts interchangeably in existing applications? A: Yes. Both parts maintain the same functional role as MSM-19 series pushbutton switches and are sourced from the same manufacturer, supporting direct substitution in applications currently utilizing either part number.

Q: Which part should I specify for new designs? A: Part 3-145-544 is recommended for new designs due to its active product status, which ensures continued manufacturer support and documentation availability throughout the product lifecycle.

Q: Are there packaging or inventory considerations for selection? A: Both parts are currently available in stock. Part 3-145-544 has slightly higher inventory levels (806 Pcs versus 661 Pcs), which may provide additional supply security for high-volume applications.