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Series 30&35 Straight Shank with .385" Bore 
for 3/8" Diameter Elements
Standard Duty Threaded

Series 30 Straight Shank | Series 35 Straight Shank-Lagging Extension Type 

Series 30 Straight Shank
Standard Duty Threaded

 

How To Order
Complete the Part Number by filling above the line
( __ ) with the number designating the material.
    1 = Steel
    2 = Brass
    3 = 316 Stainless Steel
    4 = 304 Stainless Steel
    5 = Monel

Please contact Tempco for further assistance.
Toll Free (888) 268-6396

Series 30 Standard Sizes

Part Number External
Thread
"P"		 Stem
Length
"A" (in)		 Insertion
Length
"U" (in)		 Price
US Dollars
TWL3021__ 3/4"
NPT		 4 2-1/2  
TWL3022__ 6 4-1/2  
TWL3023__ 9 7-1/2  
TWL3024__ 12 10-1/2  
TWL3025__ 15 13-1/2  
TWL3026__ 18 16-1/2  
TWL3028__ 24 22-1/2  
TWL3031__ 1"
NPT		 4 2-1/2  
TWL3032__ 6 4-1/2  
TWL3033__ 9 7-1/2  
TWL3034__ 12 10-1/2  
TWL3035__ 15 13-1/2  
TWL3036__ 18 16-1/2  
TWL3038__ 24 22-1/2  

 

Series 35 Straight Shank-Lagging Extension Type 
Standard Duty Threaded

  

How To Order
Complete the Part Number by filling above the line
( __ ) with the number designating the material.
    1 = Steel
    2 = Brass
    3 = 316 Stainless Steel
    4 = 304 Stainless Steel
    5 = Monel

Please contact Tempco for further assistance.
Toll Free (888) 268-6396

Series 35 Standard Sizes

Part Number External
Thread
"P"		 Lag.
Exten.
"T" (in)		 Stem
Length
"A" (in)		 Insert
Length
"U" (in)		 Price
US Dollars
TWL3521__ 3/4"
NPT		 2 6 2-1/2  
TWL3522__ 3 9 4-1/2  
TWL3523__ 3 12 7-1/2  
TWL3524__ 3 15 10-1/2  
TWL3525__ 3 18 13-1/2  
TWL3527__ 3 24 19-1/2  
TWL3531__ 1"
NPT		 2 6 2-1/2  
TWL3532__ 3 9 4-1/2  
TWL3533__ 3 12 7-1/2  
TWL3534__ 3 15 10-1/2  
TWL3535__ 3 18 13-1/2  
TWL3537__ 3 24 19-1/2  

 

Maximum Fluid Velocity Feet per Second
(See Velocity Ratings)

Material Insertion Length -- "U" (in)
2-1/2 4-1/2 7-1/2 10-1/2 13-1/2 16-1/2 19-1/2 22-1/2
Brass 290 (145) 150 (80) 54.1 (48) 27.6 16.7 11.1 8.0 6.0
Carbon Steel 326 (260) 192 (144) 69.5 35.4 20.5 14.3 10.3 7.7
A.I.S.I. 304 & 316 349 (360) 199 71.9 36.6 21.2 14.8 10.7 8.0
Monel 316 (320) 189 (178) 68.1 34.8 20.8 14.0 10.0 7.5
Where single values appear in table, thermowell may be considered safe for water, steam, air or gas. The values in parenthesis in the shorter insertion lengths represent safe values for water flow, taking into consideration the velocity pressure effect of water flowing at higher velocities.

 

Pressure -- Temperature Rating (lbs per square inch)

Material

Temperature

70ºF

200ºF

400ºF

600ºF

800ºF

1000ºF

1200ºF

Brass

5000

4222

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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