Vacuum Components
ASA Part Numbering Format Information
Varian’s introduction of its extensive offering in vacuum flanges and fittings features an intuitive part numbering format. This part numbering format allows the customer to identify the product by characters contained within the part number.
Depending on the product, the number and format of the characters in the part number vary. Please see the example below:

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| Support & Resources |
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Training |
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Customer Care |
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Components 1 Catalog includes ConFlat? flanges and fittings, and Wheeler flanges (.pdf,602KB) |
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Components 2 Catalog includes Klamp-Flange? hardware, ISO flanges & fittings, ASA flanges, feedthroughs, and supplies (.pdf, 707KB) | |