MSM-16 SWITCH 3-120-174 Equivalent & Substitute Parts

Part Overview

The SCHURTER Inc. MSM-16 SWITCH (Part Number 3-120-174) is a pushbutton switch classified as obsolete. Due to its discontinued status, identifying equivalent and substitute components is essential for maintaining system functionality, supporting legacy equipment repairs, and ensuring design continuity in applications where this switch was originally specified.

Substiute Parts

3-120-174

SCHURTER Inc.In Stock: 7013-120-174 Datasheet

Current PartRFQ

3-145-871

SCHURTER Inc.In Stock: 9223-145-871 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MSM-16 SWITCH 3-120-174 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 within the MSM-16 pushbutton switch family. Parts qualified as substitutes must share the same series designation, switch type classification, and manufacturer origin to ensure direct compatibility without design modification.

Parameter Comparison

Engineering Selection Recommendations

The MSM-16 SWITCH 3-145-871 is the manufacturer-recommended substitute for the obsolete 3-120-174. This substitution is supported by identical series classification and functional category. The substitute part maintains active product status, ensuring ongoing availability and manufacturer support. Selection of the 3-145-871 is appropriate for new designs, repairs of legacy systems, and applications requiring long-term component availability.

Frequently Asked Questions (FAQ)

Q: Can the 3-145-871 directly replace the 3-120-174 without modification? A: Yes. Both parts are MSM-16 series pushbutton switches from SCHURTER Inc. with identical functional classification, enabling direct substitution.

Q: Why is the original 3-120-174 listed as obsolete? A: The 3-120-174 has been discontinued by the manufacturer. The 3-145-871 is the active equivalent within the same product series.

Q: What is the primary difference between these parts? A: The primary difference is product status. The 3-120-174 is obsolete, while the 3-145-871 is active and currently manufactured.

Q: Are there inventory considerations for substitution? A: Both parts are available in stock. The 3-145-871 has 882 units available, while the 3-120-174 has 674 units. For new applications, the active 3-145-871 is recommended.

Q: Is this substitution manufacturer-approved? A: Yes. The 3-145-871 is listed as the manufacturer-recommended substitute for the 3-120-174.