Conical Spring Seal
The Seal Contain the Secondary Seal, the face material & elastomer can be varied as per requirement of the applicant of the application. The conical halical spring can can be fitted easily by the pushing on the shaft & Twisting as the spring winding , so the spring diameter enlarges easily to make easy fitting one can judge the direction of the rotation from the drive end of the shaft.
The clockwise rotating shaft requires the right handed Spring & anti - clockwise rotating shaft requires left handed spring.