MSM-30 SWITCH 3-128-354 Equivalent & Substitute Parts

Part Overview

The SCHURTER MSM-30 SWITCH (part number 3-128-354) 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

3-128-354

SCHURTER Inc.In Stock: 9473-128-354 Datasheet

Current PartRFQ

3-145-597

SCHURTER Inc.In Stock: 10453-145-597 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the MSM-30 SWITCH 3-128-354 is determined by functional equivalence within the SCHURTER product line. The primary substitute part maintains identical functional classification as a pushbutton switch within the MSM-30 series. Substitution is valid based on the following criteria:

• Identical product type classification (Pushbutton Switch)
• Same series designation (MSM-30)
• Equivalent mechanical and electrical interface
• Manufacturer validation through direct part recommendation

Parameter Comparison

Engineering Selection Recommendations

The SCHURTER part number 3-145-597 is the manufacturer-recommended substitute for the obsolete 3-128-354. Selection of the active substitute part is appropriate for new designs, system upgrades, and replacement applications where long-term component availability is required. The original part 3-128-354 remains available in current inventory for legacy system support and direct replacement scenarios where design constraints mandate the original specification.

Frequently Asked Questions (FAQ)

Q: Can the 3-145-597 directly replace the 3-128-354 in existing applications? A: Yes. Both parts are MSM-30 series pushbutton switches from SCHURTER Inc. with equivalent functional classification. The 3-145-597 is the manufacturer-recommended substitute.

Q: Why is the 3-128-354 classified as obsolete? A: The part has been discontinued from active production. The 3-145-597 represents the current active equivalent within the MSM-30 product line.

Q: What is the difference between these two part numbers? A: Both parts function as MSM-30 pushbutton switches. The primary difference is production status: 3-128-354 is obsolete, while 3-145-597 is active and recommended for new applications.

Q: Should I use the original or substitute part for new designs? A: For new designs and applications requiring long-term component availability, use the active substitute 3-145-597. The original 3-128-354 is suitable only for direct replacement in legacy systems.

Q: Are both parts available in the same packaging? A: Packaging information is not differentiated between these parts in the provided specifications.