Flanged Thermowells
Series F: Flanged Thermowells
Type F – Straight Stem
Type FT – Tapered Stem
Type FS – Stepped Stem

| Bore | Q | D | Ordering Code | |||
| Style | Material | “U” | Flange | |||
| .260″ | 3/4″ | 3/4″ | 1F | Select Material Code from Here | Specify in Inches
—— Standard Lengths: 2″, 4″, 7″, 10″, 13″, 16″, 22″ |
**Series 1 ft & 2 ft Wells With 1″ Flange Will Have Taper as Noted.
—— Specify Flange Size, Rating, Facing, Material Only if Different Material than Stem. |
| 3/4″ | 1/2″ | 1FS | ||||
| .260″ | 1 1/16″ | 5/8″ | 1FT | |||
| .385″ | 7/8″ | 7/8″ | 2F | |||
| .385″ | 1 1/16″ | 49/64 | 2FT | |||
How to Order
Example: 1F36-10-1 1/2″ x 300 RF
Bore = .260″
“Q” = 3/4″
Material = 316 Stainless Steel Well
“U” = 10″
1 1/2″ x 300#RF T316 Flange
Lagging: The 2.25″ Head Dimension shown is standard. If additional length (LAG) is needed within the 2.25″ dimension, specify by placing a “-T” followed by additional length required (in inches) between the material code and “U” dimension code.
Example: 2FT36-T3-10-1×150 RF
Note: The “T” dimension + 2 1/4″ will be the length from the bottom of the flange to the open end of the well.
Sleeves for Series 1F and 2F Thermowells

| Sleeve Material | Ordering Code |
| Tantalum | TS |
| Zirconium | ZS |
| Specify | (Other) |
How to Order
Place Ordering Code as a Suffix Following the Flanged Well Part Number.
Example: 1F36-10-1 1/2″x 300 RF – TS Well as above with Tantalum Sleeve.
