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Place of OriginHebei, China (Mainland)Brand NameHFModel NumberHFBZR(N)-40
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Double Cartridge Mechanical Seals, HF74DJ Structure characteristics:HM74D-SG series have the unbalanced type double cartridge structure, effective protections for external multiple springs, rotary des
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Single Cartridge Mechanical Seals, HF74DJStructure characteristics:HM74D-SG series have the unbalanced type double cartridge structure, effective protections for external multiple springs, rotary desi
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