Heavy Duty Threaded Thermowell for 3/8 Inch Diameter Elements

SERIES 385H

SERIES 385H:Heavy Duty Threaded Thermowell for 3/8 Inch Diameter Elements

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^$ 35.00 1-385H-U21/2-BRASS

•	Available in Carbon Steel and Stainless Steel
•	Standard Insertion Lengths from 2 1/2 to 22 1/2 Inches
•	1 Inch external thread - NPT
View related products - Thermowells and Head and Well Assemblies

Application:
Standard length, 3/8" stem, bimetal thermometers. #14 gage thermocouple elements. Armored liquid-in-glass test thermometers. Other temperature-sensing elements having .377 in. maximum diameter.

Connection Size:
1" NPT is standard. Other thread sizes 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

Materials:
Brass (ASTM B-16), Carbon Steel (C-1018), Stainless Steel A.I.S.I. 304 & A.I.S.I. 316, Monel. Wells are also available in special materials; prices on request.

Series 385H—General Use External Thread “P ”– 1" NPT
All dimensions in inches.

* NPSM internal pipe thread will accept both NPT and NPS male threads.

External Thread P	Model No.	Elem. Lgth. A	Insert. Lgth. U	Shank Dia. Q
1" NPT	1-385H-U 2 1/2 -U 4 1/2 -U 7 1/2 -U10 1/2 -U13 1/2 -U16 1/2 -U22 1/2	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 1/16 1 1/16 1 1/16 1 1/16 1 1/16 1 1/16 1 1/16

Pressure-Temperature rating–lb per sq. inch

Material	Temperature — °F
Material	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	–

See 385HL Thermowell Page For Maximum Fluid Velocity

To Order (Specify Model Number)

Part Number	Availability	Price	Description	Qty.

Example part numbers are shown below. For additional configurations see the Part Number Builder below this table.

1-385H-U21/2-304SS		$43.00	Heavy Duty Threaded Well, Insertion Length Dimension 2 1/2", 304 SS	qty.

1-385H-U41/2-BRASS	2 Weeks	$41.50	Heavy Duty Threaded Well, Insertion Length Dimension 4 1/2", Brass	qty.

1-385H-U71/2-CS	2 Weeks	$64.00	Heavy Duty Threaded Well, Insertion Length Dimension 7 1/2", Carbon Steel	qty.

† All dollar amounts on this site are shown in US currency.

Part Number Builder

	(1)		(2)
1-385H-U		-

Option Descriptions

(1)

Insertion length dimension

Select
21/2 for 2 1/2 in.
41/2 for 4 1/2 in.
71/2 for 7 1/2 in.
101/2 for 10 1/2 in.
131/2 for 13 1/2 in.
161/2 for 16 1/2 in.
221/2 for 22 1/2 in.

(2)

Material

Select
304SS for 304 SS
316SS for 316 SS
CS for Carbon Steel
BRASS for Brass

NOTE: All combinations may not be valid, check spec sheet for valid part numbers.

Keywords:Heavy Duty Threaded Thermowell for 3/8 Inch Diameter Elements