ThermowellsThreaded Configuration

Ashcroft Inc 2006., 250 East Main St., Stratford, CT 06614-5145 USA, Tel: 203-378-8281, Fax: 203-385-0499, www.ashcroft.com

ThermowellsThreadedStepped & Straight Shank Dim. Dwg.

Stepped & Straight Shank

Stepped Shank Straight Shank1/4 Nominal Bore 3/8 Nominal Bore

Legend: U = Shank length under threads P = Process connection NPTH = Hex size across flats

S = Bore depth = instrument element lengthB = Shank base diameter including threads

*Stepped shank only, RT

P H B*1/2 1.125 .623/4 1.125 .751 1.375 .87

H

U

S

13/4

0.260 +.002.005

B DIA.

P

1/2 DIA.

1/4

21/2

1/2 NPSM

H

U

S

13/4

0.385 +.002.005P

49/64 DIA.

1/41/2 NPSM

3/8 Bore (.385)

75W0162SM38510W0162SM385

N.A.*75W0250ST38510W0450ST385

N.A.*75W0450ST38510W0450ST385

N.A.*75W0750ST38510W0750ST385

N.A.*

75W1050ST38510W1050ST385

N.A.*

75W1350ST38510W1350ST385

N.A.*

75W1650ST38510W1650ST385

N.A.*

75W2250ST38510W2250ST385

Dimensions Part Numbers(inches)

S U P 14 Bore (.260)34 75W0162SM260212 1581 10W0162SM26012 50W0250ST260

4 212 34 75W0250ST2601 10W0250ST26012 50W0450RT260

6 412 34 75W0450RT2601 10W0450RT26012 50W0750RT260

9 712 34 75W0750RT2601 10W0750RT26012 50W1050RT260

12 1012 34 75W1050RT2601 10W1050RT26012 50W1350RT260

15 1312 34 75W1350RT2601 10W1350RT26012 50W1650RT260

18 1612 34 75W1650RT2601 10W1650RT26012 50W2250RT260

24 2212 34 75W2250RT2601 10W2250RT260

*Not available