ASI Model 520 and 540, Semi-prep Head Main Seal and Wash Seal. Spring is made of Hastelloy instead of 316 stainless steel. Hastelloy is an excellent material for a high temperature application and is also more chemical resistant.
Current stock:
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Main Seal, Wash Seal with Hastelloy spring, UHMW-PE, ASI Model 520, 540 and 551 Semi-prep Head
US$122.40
Part Number: 522-2128
- Part Number:
- 522-2128
- Wetted Material:
- UHMW-PE, Hastelloy