FPM NBR Silicone Rubber Products Mechanical Hydraulic Shaft Oil Seal (TC/SC/SB/SA/TB/VC/TCN). Wide Material Selection: Available in NBR, HNBR, FPM, Silicone, FKM, ACM, and EPDM for diverse applications. Flexible Customization: Supports OEM/ODM, custom colors, hardness (30-90 Shore A), and specific designs. High Production Capacity: Annual supply capacity of 50,000,000 PCS with a daily output of 300,000 pcs. Strict Quality Control: 100% inspection of finished products with hardness controlled within +/- 3 degrees. Certified Quality System: Manufactured under ISO9001, ISO14001, IATF16949, and ISO45001 standards. Versatile Applications: Suitable for engines, gearboxes, hydraulic cylinders, pumps, and compressors. Robust Spring Options: Equipped with Carbon Steel or Stainless Steel springs for enhanced sealing performance.