VALVE CAP SEAL SC-45L (SKU:110-000335-201) Manufactured with NBR rubber per ASTM D2000-2018 G2A14B34E034, vulcanized under API RP 6A7 (160±3℃×15MPa), -20℃~120℃ operational range, fits SC-45L mud pump fluid end, dynamic sealing performance meets API 7K 1000h salt spray test。
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