PC Straight Male Thread 
| PCF Straight Female Thread |
PL Elbow Male Thread 
| PLF Elbow Female Thread 
|
PY Y-Shape three-way 
| PYG Y-Shape reduced three-way 
|
PZA Cross four-way 
| PM Straight with partition 
|
PB T-Shape vertical Male Thread 
| SL Speed controller 
|
PE T-Shape three-way 
| PEG T – Shape reduced three-way 
|
PU Straight union 
| PV Elbow two-way 
|
LSA Pipe speed controller 
| PK Five-way 
|