Cam shaft oil seal: A round metal washer, covered with rubber, that fits tightly around the cam shaft end. It is used to keep the oil on inside of the engine from becoming the gunk burning on the exhaust pipe. O-ring: A thin rubber ring that seals the port cam shaft housing to the front of the engine head. Note:
Certified Professional Coder-Payer (CPC-PÂ®) More private and public payers (health plans) are recognizing the value of employing certified coders to process and analyze medical claims for payment. The CPC-PÂ® credential meets the growing demand for certified coders in a payer environment.
Permanent Account Number (PAN) is a code that acts as identification of Indians, especially those who pay Income Tax. IT PAN card is issued under Section 139A of the Income Tax Act. 2  The PAN structure is as follows: AAAPL1234C: First five characters are letters, next four numerals, last character letter. 3  The first three letters are sequence of alphabets from AAA to ZZZ. 4  The fourth character informs about the type of holder of the card.