FILT Symbol Keys
- Last UpdatedAug 19, 2025
- 3 minute read
|
Component Description |
SKEY |
Plotted Symbol |
P-points |
Note |
|---|---|---|---|---|
|
Filter/Strainer -Straight Through |
FI** |
|
|
1 |
|
Filter/Strainer - Angle |
FA** |
|
|
1,2 |
|
Filter/Strainer - Offset |
FO** |
|
|
1,3,5 |
|
Filter/Strainer -Return |
FR** |
|
|
1,4 |
|
'Y'-type Filter/ Strainer |
FY** |
|
|
1 |
Note:
|
1 |
Replace the ** characters in the symbol key with one of the following end condition identifiers: BW for butt weld CP for compression SW for socket weld FL for flanged SC for screwed PL for plain |
|
2 |
To use this symbol, the p-points must be arranged as shown in the following diagram:
|
|
3 |
To use this symbol, the p-points must be arranged as shown in the following diagram:
Note: The horizontal offset may be zero; that is, P0, P1, P2, and P3 may be coplanar. |
|
4 |
To use this symbol, the p-points must be arranged as shown in the following diagram:
Note: P3 is used only for orientation purposes and will have its bore unset. The horizontal offset may be zero; that is, P0 and P1(and similarly P2 and P3) may be coincident. |
|
5 |
Generic type FILT has a connection reference to facilitate connections to reducers. If the connection facility is not being used, then an eccentric reducer will have a p-arrive, a p-leave, and a P3 to orientate the flat side. In this case, the P3 should not have a bore. In this case, the P3 should not have a bore. |












