High Precision Ball Bearing 7003CYDUP4 Nachi Angular Ball Bearing 15 degrees Contact Angle Abec-7 17mm x 35mm x 10mm Made in Japan 7003CYDUP4 Nachi high precision Angular Ball Bearing with 15 degrees contact angle and Polyamide resin cage, bearing is ABEC-7 (P4) quality and made in Japan. 7003CYDUP4 inner diameter is 17mm, 7003CYDUP4 outer diameter is 35mm, 7003CYDUP4 width is 10mm.