Product Name: Oil Seal /O-Ring /NBR O-Ring/ Nitriel O-Ring Model NO.: BT. 4003-01 Standard: Standard Shape: O-Ring Performance: Wear Type: Oil Seal Application: Pumps Material: NBR Shape (for Gasket): Ring Gasket Trademark: BEST Transport Package: Carton Specification: all Origin: China, Hengshui HS Code: 8515900000 Product Description Our product include the following three part: Rubber seal parts, engineering plastic seal parts. metal seal parts. Such as the o-ring, gasket, glyd-ring, oil seal, rubbe belt, rubber cord. For the rubber material, it include: NITRILE, HNBR, VITON, SILICONE, EPDM. POLYURETHANE, The engineering plastic material include: PEEK, TEFLON, POM, PPS. NYLON, we can make all the goods accordance with your drawing and samples. Welcome your inquiry and we can offer you the most favorable price and best quality products.So if you have any inquiry, please feel free to contact us, we can offer you the best price and quality.