Pipe threads used in hydraulic circuits can be divided into two types: a) Jointing threads â are pipe threads for joints made pressure tight by sealing on the threads and are taper external and parallel or taper internal threads. The sealing effect is improved by using a jointing compound.
You can renew by mail using Form DS-82 if your most recent passport: 1  Is submitted with your application. 2  Is undamaged (other than normal wear and tear) 3  Was issued when you were age 16 or older.  Was issued within the last 15 years.
Click here for Passport Forms. If renewing an adult passport (age 16 or older when the passport was issued), you will then mail the passport renewal form to the U.S. Department of State. Remember to apply early for your passport. Processing time is 4-6 weeks for routine service and 3 weeks for expedited service.