0.260" Bore Diameter Socket-Weld Design Thermowells
Socket-Weld Design Thermowell for 1/4 Inch Diameter Elements
Volume discounts available
Volume Discount Schedule
| Quantity | Price each |
|---|---|
| 1-9 | $237.56 |
| 10-24 | $225.68 |
| 25-49 | $220.93 |
| 50-99 | $211.43 |
| 100-199 | $206.68 |
| 200+ | $201.93 |
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- Standard Insertion Lengths from 2 1/2 to 22 1/2 Inches
- Available in Stainless Steel, Carbon Steel and Brass
- Compatible with OMEGA™ NB1, NB2, PR12, PR14, and NPT-style probes, as well as DialTempTM Thermometers
1-260W-U221/2-304SS Model Options
View all modelsEdit these specs to order a different model. Not all combinations are valid. Options compatible with previous selections will be in bold.
*Highlighted options are not compatible. Please select a different combination.
Pipe Size
Material
Shank Diameter
Insertion Length
Shank Style
Pressure Rating
Stem length/Probe Length
External Thread
Flange Size
Internal Thread
Bore Diameter
Well Type
Features
Application:
260W series fits standard length 1/4' diameter elements. 385W series fits standard length 3/8' diameter elements.
Connection:
3/4' or 1' nominal pipe size welding shoulder fits ASA welding fittings, flanges, etc. Wells for larger pipe size fittings are available upon request.
Materials:
Carbon Steel (C-1018); A.I.S.I. 304 & A.I.S.I. 316 are standard. Other materials are available upon request.
Protective Coatings for Thermowells:
• Resist Corrosion
• For Chemical Baths
• Color-Coded Sensors for Process Control
• Available in PFA, Epoxy and other materials
Consult Sales Department for complete information
Lagging Extension:
When specifying lagging extension, choose a length which will permit the use of a standard element length. (See 260L and 385L lengths.)
Series 260W
All dimensions in inches.
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* NPSM internal pipe thread will accept both NPT and NPS male threads.
Pressure-Temperature rating–lbs. per sq. inch
260W series fits standard length 1/4' diameter elements. 385W series fits standard length 3/8' diameter elements.
Connection:
3/4' or 1' nominal pipe size welding shoulder fits ASA welding fittings, flanges, etc. Wells for larger pipe size fittings are available upon request.
Materials:
Carbon Steel (C-1018); A.I.S.I. 304 & A.I.S.I. 316 are standard. Other materials are available upon request.
Protective Coatings for Thermowells:
• Resist Corrosion
• For Chemical Baths
• Color-Coded Sensors for Process Control
• Available in PFA, Epoxy and other materials
Consult Sales Department for complete information
Lagging Extension:
When specifying lagging extension, choose a length which will permit the use of a standard element length. (See 260L and 385L lengths.)
Series 260W
All dimensions in inches.
* NPSM internal pipe thread will accept both NPT and NPS male threads.
| Pipe Size P | Model No. | Shank Dia. Q | P | Stem Lgth. A | Insert. Lgth. U |
| 3/4' Nominal (1.050' Dia.) | 3/4-260W-U 2 1/2 -U 4 1/2 -U 7 1/2 -U10 1/2 -U13 1/2 -U16 1/2 -U22 1/2 | 3/4 3/4 3/4 3/4 3/4 3/4 3/4 | 1.050 1.050 1.050 1.050 1.050 1.050 1.050 | 4 6 9 12 15 18 24 | 2 1/2 4 1/2 7 1/2 10 1/2 13 1/2 16 1/2 22 1/2 |
| 1' Nominal (1.315' Dia.) | 1-260W-U 2 1/2 -U 4 1/2 -U 7 1/2 -U10 1/2 -U13 1/2 -U16 1/2 -U22 1/2 | 7/8 7/8 7/8 7/8 7/8 7/8 7/8 | 1.315 1.315 1.315 1.315 1.315 1.315 1.315 | 4 6 9 12 15 18 24 | 2 1/2 4 1/2 7 1/2 10 1/2 13 1/2 16 1/2 22 1/2 |
Pressure-Temperature rating–lbs. per sq. inch
| Material | Temperature — °F | ||||||
| 70° | 200° | 400° | 600° | 800° | 1000° | 1200° | |
| Brass | 5000 | 4200 | 1000 | – | – | – | – |
| Carbon Steel | 5200 | 5000 | 4800 | 4600 | 3500 | 1500 | – |
| A.I.S.I. 304 | 7000 | 6200 | 5600 | 5400 | 5200 | 4500 | 1650 |
| A.I.S.I. 316 | 7000 | 7000 | 6400 | 6200 | 6100 | 5100 | 2500 |
| Monel | 6500 | 6000 | 5400 | 5300 | 5200 | 1500 | – |
