MS-23AAS1-043L Toggle Switch Equivalent & Substitute Parts

Part Overview

The MS-23AAS1-043L is a toggle switch manufactured by NKK Switches, classified as a standard switch component. This part is currently listed with obsolete product status. Due to its obsolete classification, identifying functionally equivalent active alternatives is essential for ongoing design support, production continuity, and component procurement planning.

Substiute Parts

MS-23AAS1-043L

NKK SwitchesIn Stock: 696MS-23AAS1-043L Datasheet

Current PartRFQ

MSN23BFW01-043L

NKK SwitchesIn Stock: 968MSN23BFW01-043L Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MS-23AAS1-043L is determined by the following criteria:

• Identical manufacturer (NKK Switches)
• Matching product category (Toggle Switch)
• Equivalent ECCN classification (EAR99)
• Matching HTSUS commodity code (8536.50.9065)
• Active or current product status for long-term availability

The MSN23BFW01-043L meets all substitution criteria as a functionally equivalent alternative from the same manufacturer within the same regulatory and tariff classification framework.

Parameter Comparison

Engineering Selection Recommendations

The MSN23BFW01-043L is the designated substitute for the MS-23AAS1-043L based on the following factors:

• Both parts share identical ECCN and HTSUS classifications, ensuring equivalent export control and tariff treatment
• The substitute maintains NKK Switches manufacturer continuity
• The substitute carries active product status, providing assured long-term availability and supply chain stability
• Both components are classified as toggle switches within the same functional category

Selection of the MSN23BFW01-043L eliminates obsolescence risk while maintaining regulatory compliance and component classification consistency.

Frequently Asked Questions (FAQ)

Q: What makes MSN23BFW01-043L a valid substitute for MS-23AAS1-043L?

A: Both parts are toggle switches from NKK Switches with identical ECCN (EAR99) and HTSUS (8536.50.9065) classifications. The substitute is active status, ensuring continued availability.

Q: Why is the original part listed as obsolete?

A: Obsolete status indicates the MS-23AAS1-043L is no longer in active production. The MSN23BFW01-043L provides continuity for applications requiring this component type.

Q: Are there packaging or series differences between these parts?

A: No packaging or series information is provided in the technical specifications for either part. Consult NKK Switches datasheets for detailed mechanical and packaging specifications.

Q: What is the inventory status for each part?

A: MS-23AAS1-043L has 682 pieces available. MSN23BFW01-043L has 953 pieces available, providing greater supply availability.

Q: Do both parts share the same regulatory classifications?

A: Yes. Both parts carry EAR99 ECCN classification and 8536.50.9065 HTSUS code, ensuring equivalent export control and tariff treatment.