Socket-Weld Design Thermowells for 1/4" Diameter Elements
Series 260W


Application:
260W series fits standard length 1/4" diameter elements. 385W series fits standard length 3/8" diameter elements.

Connection Size: 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 on 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.)

Cap and Chain Options:
For Brass cap, add $4 to price and add suffix “CC (Brass)” to the end of the model number when ordering.
For 304 SS cap, add $7 to the price and add suffix “CC (304SS)” to the end of the model number.


Series 260W

All dimensions in inches
* NPSM internal pipe thread will accept both NPT and NPS male threads.

To Order
(Specify Model No.) Prices Shown in U.S. Dollars
Pipe Size P Model No. Bore Size (inch) Insertion Length Dimension Shank Dia. Q P Stem Lgth. A* Insert Lgth. U
3/4"
Nominal (1.050" Dia.)
3/4-260W-U 2 1/2
3/4-260W
-U 2 1/2 ( )
3/4
1.050
4
2 1/2
3/4-260W-U 4 1/2
3/4-260W
-U 4 1/2 ( )
3/4
1.050
6
4 1/2
3/4-260W-U 7 1/2
3/4-260W
-U 7 1/2 ( )
3/4
1.050
9
7 1/2
3/4-260W-U 10 1/2
3/4-260W
-U 10 1/2 ( )
3/4
1.050
12
10 1/2
3/4-260W-U 13 1/2
3/4-260W
-U 13 1/2 ( )
3/4
1.050
15
13 1/2
3/4-260W-U 16 1/2
3/4-260W
-U 16 1/2 ( )
3/4
1.050
18
16 1/2
3/4-260W-U 22 1/2
3/4-260W
-U 22 1/2 ( )
3/4
1.050
24
22 1/2
1"
Nominal (1.315" Dia.)
1-260W-U 2 1/2
7/8-260W
-U 2 1/2 ( )
7/8
1.315
4
2 1/2
1-260W-U 4 1/2
7/8-260W
-U 4 1/2 ( )
7/8
1.315
6
4 1/2
1-260W-U 7 1/2
7/8-260W
-U 7 1/2 ( )
7/8
1.315
9
7 1/2
1-260W-U 10 1/2
7/8-260W
-U 10 1/2 ( )
7/8
1.315
12
10 1/2
1-260W-U 13 1/2
7/8-260W
-U 13 1/2 ( )
7/8
1.315
15
13 1/2
1-260W-U 16 1/2
7/8-260W
-U 16 1/2 ( )
7/8
1.315
18
16 1/2
1-260W-U 22 1/2
7/8-260W
-U 22 1/2 ( )
7/8
1.315
24
22 1/2
( ) Material – 304 SS, Carbon Steel, etc.
*
When ordering probes with NPT fittings, specify this stem length.


To order, please specify:
1.
Complete Model Number
2. Material
3. Cap & Chain–If Desired


CONTINUED
Model # Materials & Prices
Stainless Steel
Carbon Steel
Brass
304
316
3/4-260W-U 2 1/2
$22.00
$30.00
$16.50
$16.50
3/4-260W-U 4 1/2
$26.50
$36.00
$20.00
$20.00
3/4-260W-U 7 1/2
$39.50
$53.00
$31.50
$31.50
3/4-260W-U 10 1/2
$48.00
$65.00
$41.00
$41.00
3/4-260W-U 13 1/2
$69.00
$93.00
$53.00
$53.00
3/4-260W-U 16 1/2
$82.50
$111.00
$63.50
$63.50
3/4-260W-U 22 1/2
$106.00
$143.00
$74.00
$74.00
1-260W-U 2 1/2
$29.00
$35.50
$22.00
$22.00
1-260W-U 4 1/2
$36.50
$49.00
$26.50
$26.50
1-260W-U 7 1/2
$48.00
$65.00
$34.50
$34.50
1-260W-U 10 1/2
$60.00
$80.00
$46.00
$46.00
1-260W-U 13 1/2
$83.00
$111.50
$61.00
$61.00
1-260W-U 16 1/2
$97.00
$130.50
$71.50
$71.50
1-260W-U 22 1/2
$132.50
$164.00
$83.00
$83.00

These wells are compatible with NEWPORT® NB1, NB2, PR12, PR14, and NPT-style probes, as well as DialTemp™ Thermometers.
Pressure-Temperature rating–lb per sq. inch
Material Temperature — °F
70°
200°
400° 600° 800° 1000° 1200°
Brass
5000
5000
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
-

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