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Thermowells

OMEGA Thermowells are available in a variety of materials such as Brass (ASTM B-16), Carbon Ste...
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Socket-Weld Design Thermowell for 3/8 Inch Diameter Elements

Application: 260W series fits standard length 1/4' diameter elements. 385W series fits standard length 3/8' diameter elements. Connection:<... Read More

SERIES-385W
Product Number External thread Pipe size Flange Size Material Shank Diameter Insertion Length Shank Style Internal Thread Bore Diameter Pressure Rating Well type Features Stem length/Probe Length
1-385W-U131/2-304SS
$122.13
19  In Stock
Not Applicable
1 in
Not applicable
304 Stainless Steel
49/64 in
13 1/2 in
Straight
1/2 in NPSM
0.385 in
7000 PSI @ 70 F
Socket-Weld
Not Applicable
15 in
3/4-385W-U101/2-304SS
$70.90
1  In Stock
Not Applicable
3/4 in
Not applicable
304 Stainless Steel
49/64 in
10 1/2 in
Straight
1/2 in NPSM
0.385 in
7000 PSI @ 70 F
Socket-Weld
Not Applicable
12 in
3/4-385W-U101/2-316SS
$95.74
2  In Stock
Not Applicable
3/4 in
Not applicable
316 Stainless Steel
49/64 in
10 1/2 in
Straight
1/2 in NPSM
0.385 in
7000 PSI @ 70 F
Socket-Weld
Not Applicable
12 in
3/4-385W-U161/2-304SS
$122.13
4  In Stock
Not Applicable
3/4 in
Not applicable
304 Stainless Steel
49/64 in
16 1/2 in
Straight
1/2 in NPSM
0.385 in
7000 PSI @ 70 F
Socket-Weld
Not Applicable
18 in
3/4-385W-U161/2-316SS
$162.50
13  In Stock
Not Applicable
3/4 in
Not applicable
316 Stainless Steel
49/64 in
16 1/2 in
Straight
1/2 in NPSM
0.385 in
7000 PSI @ 70 F
Socket-Weld
Not Applicable
18 in
  Load More Items from this family (36) ...
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Standard Threaded Thermowell for 1/4 Inch Diameter Elements

Application:Standard Length, 1/4" stem, bimetal thermometers #20gage thermocouple elements unarmored liquid-in-glasstest thermometers. Other temperature-se... Read More

SERIES-260L
Product Number External thread Pipe size Flange Size Material Shank Diameter Insertion Length Shank Style Internal Thread Bore Diameter Pressure Rating Well type Features Stem length/Probe Length
3/4-260L-U101/2-304SS
$99.98
1  In Stock
3/4 in NPT
Not applicable
Not applicable
304 Stainless Steel
3/4 in
10 1/2 in
Straight
1/2 in NPSM
0.260 in
7000 PSI @70 F
Threaded
3 in lag extension
15 in
3/4-260L-U101/2-BRASS
$81.71
6  In Stock
3/4 in NPT
Not applicable
Not applicable
Brass
3/4 in
10 1/2 in
Straight
1/2 in NPSM
0.260 in
5000 PSI @ 70 F
Threaded
3 in lag extension
15 in
3/4-260L-U131/2-304SS
$119.77
9  In Stock
3/4 in NPT
Not applicable
Not applicable
304 Stainless Steel
3/4 in
13 1/2 in
Straight
1/2 in NPSM
0.260 in
7000 PSI @70 F
Threaded
3 in lag extension
18 in
3/4-260L-U21/2-304SS
$38.32
1  In Stock
3/4 in NPT
Not applicable
Not applicable
304 Stainless Steel
1/2 in
2 1/2 in
Straight
1/2 in NPSM
0.260 in
7000 PSI @70 F
Threaded
2 in lag extension
6 in
3/4-260L-U21/2-BRASS
$31.22
4  In Stock
3/4 in NPT
Not applicable
Not applicable
Brass
1/2 in
2 1/2 in
Straight
1/2 in NPSM
0.260 in
5000 PSI @ 70 F
Threaded
2 in lag extension
6 in
  Load More Items from this family (63) ...
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Flanged Thermowells for 1/4 and 3/8 Inch Diameter Elements

Application: 260F series fits standard length 1/4' diameter elements. 385F series fits standard length 3/8' di... Read More

SERIES-260F-385F
Product Number External thread Pipe size Flange Size Material Shank Diameter Insertion Length Shank Style Internal Thread Bore Diameter Pressure Rating Well type Features Stem length/Probe Length
385F-U22-316SS-2-300RF-316SS
$582.75
5  In Stock
Not Applicable
Not applicable
2 in
316 Stainless Steel
7/8 in
22 in
Straight
1/2 in NPSM
0.385 in
300 PSI @ 70 F
Flanged
Raised face Flange
24 in
260F-U48-316SS-2-150RF-316SS-C
$718.67
Available
in 6 weeks
Not Applicable
Not applicable
2 in
316 Stainless Steel
3/4 in
48 in
Straight
1/2 in NPSM
0.260 in
150 PSI @70 F
Flanged
Raised face Flange
50 in
260F-U4-CS-2-300RF-CS
$236.25
Available
in 7 weeks
Not Applicable
Not applicable
2 in
Carbon steel
3/4 in
4 in
Straight
1/2 in NPSM
0.260 in
300 PSI @ 70 F
Flanged
Raised face Flange
6 in
260F-U10-316SS-11/2-150RF-316S
$330.75
Available
in 4 weeks
Not Applicable
Not applicable
1 1/2 in
316 Stainless Steel
3/4 in
10 in
Straight
1/2 in NPSM
0.260 in
150 PSI @70 F
Flanged
Raised face Flange
12 in
260F-U10-CS-2-150RF-CS
$261.45
Available
in 4 weeks
Not Applicable
Not applicable
2 in
Carbon steel
3/4 in
10 in
Straight
1/2 in NPSM
0.260 in
150 PSI @70 F
Flanged
Raised face Flange
12 in
  Load More Items from this family (135) ...
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Heavy Duty Threaded Thermowell for 3/8 Inch Diameter Elements

Application: Standard length, 3/8' stem, bimetal thermometers. #14 gage thermocouple elements. Armored liquid-in-glass test thermometers. Other temperature-sensin... Read More

SERIES-385HL
Product Number External thread Pipe size Flange Size Material Shank Diameter Insertion Length Shank Style Internal Thread Bore Diameter Pressure Rating Well type Features Stem length/Probe Length
1-385HL-U21/2-304SS
$59.70
88  In Stock
1 in NPT
Not applicable
Not applicable
304 Stainless Steel
1 1/16 in
2 1/2 in
Tapered
1/2 in NPSM
0.385 in
7000 PSI @ 70 F
Threaded
Not Applicable
6 in
1-385HL-U21/2-316SS
$81.10
3  In Stock
1 in NPT
Not applicable
Not applicable
316 Stainless Steel
1 1/16 in
2 1/2 in
Tapered
1/2 in NPSM
0.385 in
7000 PSI @ 70 F
Threaded
Not Applicable
6 in
1-385HL-U71/2-304SS
$97.02
Available
in 2 weeks
1 in NPT
Not applicable
Not applicable
304 Stainless Steel
1 1/16 in
7 1/2 in
Tapered
1/2 in NPSM
0.385 in
7000 PSI @ 70 F
Threaded
Not Applicable
12 in
1-385HL-U71/2-316SS
$130.35
Available
in 2 weeks
1 in NPT
Not applicable
Not applicable
316 Stainless Steel
1 1/16 in
7 1/2 in
Tapered
1/2 in NPSM
0.385 in
7000 PSI @ 70 F
Threaded
Not Applicable
12 in
1-385HL-U71/2-CS
$90.05
Available
in 2 weeks
1 in NPT
Not applicable
Not applicable
Carbon steel
1 1/16 in
7 1/2 in
Tapered
1/2 in NPSM
0.385 in
5200 PSI @ 70 F
Threaded
Not Applicable
12 in
  Load More Items from this family (8) ...
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General Purpose Test Wells and Limited Space Wells

Series 385A Application: Armored liquid-in-glass test thermometers. #14 gage test thermocouples. Bimetal test thermometers. Connecti... Read More

SERIES-385A-260A
Product Number External thread Pipe size Flange Size Material Shank Diameter Insertion Length Shank Style Internal Thread Bore Diameter Pressure Rating Well type Features Stem length/Probe Length
1/2-385A-U10-BRASS
$49.99
1  In Stock
1/2 in NPT
Not applicable
Not applicable
Brass
5/8 in
10 in
Straight
1/4 in NPT
0.385 in
2810 PSI @ 70 F
Threaded
Not Applicable
11 1/4 in
1/2-385A-U2-316SS
$44.92
3  In Stock
1/2 in NPT
Not applicable
Not applicable
316 Stainless Steel
5/8 in
2 in
Straight
1/4 in NPT
0.385 in
4120 PSI @ 70 F
Threaded
Not Applicable
3 1/4 in
1/2-385A-U2-304SS
$33.25
35  In Stock
1/2 in NPT
Not applicable
Not applicable
304 Stainless Steel
5/8 in
2 in
Straight
1/4 in NPT
0.385 in
4120 PSI @ 70 F
Threaded
Not Applicable
3 1/4 in
1/2-385A-U6-304SS
$47.96
2  In Stock
1/2 in NPT
Not applicable
Not applicable
304 Stainless Steel
5/8 in
6 in
Straight
1/4 in NPT
0.385 in
4120 PSI @ 70 F
Threaded
Not Applicable
7 1/4 in
1-260A-U15/8-316SS
$44.41
15  In Stock
1 in NPT
Not applicable
Not applicable
316 Stainless Steel
1/2 in
1 5/8 in
Straight
1/2 in NPSM
0.260 in
4120 PSI @ 70 F
Threaded
Not Applicable
2 1/2 in
  Load More Items from this family (27) ...
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Van Stone Thermowells for 1/4 and 3/8 Inch Diameter Elements

Application: 260V series fits standard length 1/4' diameter elements. 385V series fits standard length 3/8' diameter elements. Connection Size:... Read More

SERIES-260V-385V
Product Number External thread Pipe size Flange Size Material Shank Diameter Insertion Length Shank Style Internal Thread Bore Diameter Pressure Rating Well type Features Stem length/Probe Length
1-260V-U10-304SS
$181.09
Available
in 4 weeks
Not Applicable
1 in
Not applicable
304 Stainless Steel
3/4 in
10 in
Straight
1/2 in NPSM
0.260 in
Not Applicable
Van Stone
Not Applicable
12 in
1-260V-U2-316SS
$142.29
Available
in 4 weeks
Not Applicable
1 in
Not applicable
316 Stainless Steel
3/4 in
2 in
Straight
1/2 in NPSM
0.260 in
Not Applicable
Van Stone
Not Applicable
4 in
1-260V-U13-316SS
$278.60
Available
in 4 weeks
Not Applicable
1 in
Not applicable
316 Stainless Steel
3/4 in
13 in
Straight
1/2 in NPSM
0.260 in
Not Applicable
Van Stone
Not Applicable
15 in
1-260V-U4-316SS
$176.12
Available
in 4 weeks
Not Applicable
1 in
Not applicable
316 Stainless Steel
3/4 in
4 in
Straight
1/2 in NPSM
0.260 in
Not Applicable
Van Stone
Not Applicable
6 in
1-385V-U10-304SS
$181.09
Available
in 4 weeks
Not Applicable
1 in
Not applicable
304 Stainless Steel
7/8 in
10 in
Straight
1/2 in NPSM
0.385 in
Not Applicable
Van Stone
Not Applicable
12 in
  Load More Items from this family (10) ...
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Standard Threaded Well for Industrial Glass Thermometers

Application: Fits liquid-in-glass thermometers made to S.A.M.A. standards. Tapered bore is made 0.008' oversize to eliminate possibility of thermometer bulb expan... Read More

445L
Product Number External thread Pipe size Flange Size Material Shank Diameter Insertion Length Shank Style Internal Thread Bore Diameter Pressure Rating Well type Features Stem length/Probe Length
1-445L-S24E-304SS
$390.78
Available
in 4 weeks
1 in NPT
Not applicable
Not applicable
304 Stainless Steel
1 in
20 1/16 in
Step Down Style
1 1/4 -18 NEF
0.445 in
2150 PSI @70 F
Threaded
Fits Liquid-Glass Thermometer
24 1/8 in
1-445L-S18E-316SS
$340.03
Available
in 4 weeks
1 in NPT
Not applicable
Not applicable
316 Stainless Steel
1 in
14 1/16 in
Step Down Style
1 1/4 -18 NEF
0.445 in
2150 PSI @70 F
Threaded
Fits Liquid-Glass Thermometer
18 1/8 in
3/4-445L-S18E-316SS
$340.03
Available
in 4 weeks
3/4 in NPT
Not applicable
Not applicable
316 Stainless Steel
7/8 in
14 1/16 in
Step Down Style
1 1/4 -18 NEF
0.445 in
940 PSI @ 70 F
Threaded
Fits Liquid-Glass Thermometer
18 1/8 in
3/4-445L-S9E-316SS
$205.03
Available
in 4 weeks
3/4 in NPT
Not applicable
Not applicable
316 Stainless Steel
7/8 in
5 1/16 in
Step Down Style
1 1/4 -18 NEF
0.445 in
940 PSI @ 70 F
Threaded
Fits Liquid-Glass Thermometer
9 1/8 in
3/4-445L-S9E-BRASS
$176.61
Available
in 4 weeks
3/4 in NPT
Not applicable
Not applicable
Brass
7/8 in
5 1/16 in
Step Down Style
1 1/4 -18 NEF
0.445 in
640 PSI @ 70 F
Threaded
Fits Liquid-Glass Thermometer
9 1/8 in
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