Piezoelectric Crystal Oscillators Housings
Metal housings designed to encase mounted piezoelectric crystals for frequency control. Parts of piezo-electric crystals under 8541.90.00. Provide hermetic sealing and vibration isolation.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If generic copper-zinc castings
Material-based classification if not piezo-specific.
If complete mounted piezo crystals
Finished crystal assemblies classified separately.
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Import Tips & Compliance
• Include crystal mounting specifications and hermetic seal test data
• Distinguish from general electronic component housings
• Verify frequency stability specs relevant to Chapter 85 classification
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