Thermowells &
Protection tubes
Threaded T hermowells
260S
1/2 NPT 1-3/4 1 Thread Allowance Q Dia. U Insertion Length 2-1/2 1/2 Dia.
Thermowells & Protection Tubes
External Thread P Lag. Ext. T 2 3 3 3 3 3 2 3 3 3 3 3 2 3 3 3 3 3 2 3 3 3 3 3 2 3 3 3 3 3 Elem. Length A 4 6 9 12 15 18 24 4 6 9 12 15 18 24 4 6 9 12 15 18 24 4 6 9 12 15 18 24 4 6 9 12 15 18 24 6 9 12 15 18 24 6 9 12 15 18 24 6 9 12 15 18 24 6 9 12 15 18 24 6 9 12 15 18 24 Insert Length Shank Diameter U Q 2-1/2 4-1/2 5/8 7-1/2 5/8 10-1/2 5/8 13-1/2 5/8 16-1/2 5/8 22-1/2 5/8 2-1/2 4-1/2 3/4 7-1/2 3/4 10-1/2 3/4 13-1/2 3/4 16-1/2 3/4 22-1/2 3/4 2-1/2 7/8 4-1/2 7/8 7-1/2 7/8 10-1/2 7/8 13-1/2 7/8 16-1/2 7/8 22-1/2 7/8 2-1/2 7/8 4-1/2 7/8 7-1/2 7/8 10-1/2 7/8 13-1/2 7/8 16-1/2 7/8 22-1/2 7/8 2-1/2 1-1/16 4-1/2 1-1/16 7-1/2 1-1/16 10-1/2 1-1/16 13-1/2 1-1/16 16-1/2 1-1/16 22-1/2 1-1/16 2-1/2 4-1/2 5/8 7-1/2 5/8 10-1/2 5/8 13-1/2 5/8 19-1/2 5/8 2-1/2 4-1/2 3/4 7-1/2 3/4 10-1/2 3/4 13-1/2 3/4 19-1/2 3/4 2-1/2 7/8 4-1/2 7/8 7-1/2 7/8 10-1/2 7/8 13-1/2 7/8 19-1/2 7/8 2-1/2 4-1/2 7/8 7-1/2 7/8 10-1/2 7/8 13-1/2 7/8 19-1/2 7/8 2-1/2 1-1/16 4-1/2 1-1/16 7-1/2 1-1/16 10-1/2 1-1/16 13-1/2 1-1/16 19-1/2 1-1/16
1/2 NPT
.260 Bore Plug & Chain (optional) P NPT A Element Length 1/4
Example:
.50- 2 6 0 S - U 7.50- S 3 1 6 ,T = 3.50", BRASS PLUG & CHAIN
1/2 NPT
260H
1-3/4 U Insertion Length 1 Thread Allowance
U
NPT Thread Size Bore Diameter Well Type Insertion Length Designator
.50
Insertion Length in Inches (2.50" min.) Material of Construction Additional Information
Q Dia. 5/8 Dia. .260 Bore
3/4 NPT
P NPT
.50 = 1/2 NPT .75 = 3/4 NPT 1.00 = 1 NPT
260 - for 0.250" diameter probes 385 - for 0.375" diameter probes
S Standard (straight shank) H Heavy Duty (tapered shank) L Lagging Extension (straight shank) HL Heavy Duty with Lagging Extension (tapered shank)
S304 Stainless Steel S316 316 Stainless Steel CS Carbon Steel BRASS Brass
Note: Specific material grade specifications may be added to callout, e.g. S316(A182). Other materials (titanium, Hastelloy, Monel, S316L, etc.) are available. Consult factory for details.
1/2 NPT
A Element Length
1/4
385H
1-3/4 1 Thread Allowance Q Dia. U Insertion Length
3/4
.385 Bore P NPT A Element Length 1/4
1 NPT
260L
T + 1-3/4 1/2 NPT 3/4 Wrench Allowance T Lagging Extension 1 Thread Allowance Q Dia. U Insertion Length 2-1/2 1/2 Dia.
Ordering Information
385S
1-3/4 1/2 NPT 1 Thread Allowance U Insertion Length 3/4 Dia.
External Thread P
3/4 NPT
.385 Bore Plug & Chain (optional) P NPT A Element Length 1/4
1 NPT
385L
3/4 Wrench Allowance T Lagging Extension 1 Thread Allowance U Insertion Length 3/4 Dia.
1/2 NPT
3/4 NPT
.385 Bore P NPT A Element Length 1/4
1 NPT
Type Number U 2-1/2 U 4-1/2 U 7-1/2 385S U 10-1/2 U 13-1/2 U 16-1/2 U 22-1/2 U 2-1/2 U 4-1/2 U 7-1/2 385S U 10-1/2 U 13-1/2 U 16-1/2 U 22-1/2 U 2-1/2 U 4-1/2 U 7-1/2 385L U 10-1/2 U 13-1/2 U 19-1/2 U 2-1/2 U 4-1/2 U 7-1/2 385L U 10-1/2 U 13-1/2 U 19-1/2
Lag. Ext. T 2 3 3 3 3 3 2 3 3 3 3 3
Elem. Length A 4 6 9 12 15 18 22 4 6 9 12 15 18 24 6 9 12 15 18 24 6 9 12 15 18 24
Insert Length U 2-1/2 4-1/2 7-1/2 10-1/2 13-1/2 16-1/2 22-1/2 2-1/2 4-1/2 7-1/2 10-1/2 13-1/2 16-1/2 22-1/2 2-1/2 4-1/2 7-1/2 10-1/2 13-1/2 19-1/2 2-1/2 4-1/2 7-1/2 10-1/2 13-1/2 19-1/2
1/2 NPT
.260 Bore P NPT A Element Length 1/4
260HL
1/2 NPT 3/4 Wrench Allowance T Lagging Extension 1 Thread Allowance U Insertion Length
Q Dia. 5/8 Dia. .260 Bore P NPT A Element Length 1/4
3/4 NPT
385HL
3/4 Wrench Allowance T Lagging Extension 1 Thread Allowance Q Dia. U Insertion Length
1/2 NPT
3/4
1 NPT
.385 Bore P NPT A Element Length 1/4
Type Number U 2-1/2 U 4-1/2 U 7-1/2 260S U 10-1/2 U 13-1/2 U 16-1/2 U 22-1/2 U 2-1/2 U 4-1/2 U 7-1/2 260S U 10-1/2 U 13-1/2 U 16-1/2 U 22-1/2 U 2-1/2 U 4-1/2 U 7-1/2 260H U 10-1/2 385H U 13-1/2 U 16-1/2 U 22-1/2 U 2-1/2 U 4-1/2 U 7-1/2 260S U 10-1/2 U 13-1/2 U 16-1/2 U 22-1/2 U 2-1/2 U 4-1/2 U 7-1/2 260H U 10-1/2 385H U 13-1/2 U 16-1/2 U 22-1/2 U 2-1/2 U 4-1/2 U 7-1/2 260L U 10-1/2 U 13-1/2 U 19-1/2 U 2-1/2 U 4-1/2 U 7-1/2 260L U 10-1/2 U 13-1/2 U 19-1/2 U 2-1/2 U 4-1/2 260HL U 7-1/2 385HL U 10-1/2 U 13-1/2 U 19-1/2 U 2-1/2 U 4-1/2 U 7-1/2 260L U 10-1/2 U 13-1/2 U 19-1/2 U 2-1/2 U 4-1/2 260HL U 7-1/2 385HL U 10-1/2 U 13-1/2 U 19-1/2
For more information call: 1 - 8 0 0 - 2 2 3 - 2 3 8 9 · e-mail: c o n a x b u f @ c o n a x b u f fa l o . c o m · visit our website: w w w. c o n a x b u f fa l o . c o m
A ( e ddi Ex .g., tiona ten ca l I sio p a nfo n n d rm Le c at ng ha ion th in, if n T ot = L sta ag nd gin ard g )
N (pr PT T oc hr es ea sc d on Size Bo ne re ct Di am ion) We ll T eter Ins ype ert ion Le Ins ng ert ion th D es Le ign ng at o th r Ma t er ial of Co ns tru ct i on
For more information call: 1 - 8 0 0 - 2 2 3 - 2 3 8 9 · e-mail: c o n a x b u f @ c o n a x b u f fa l o . c o m · visit our website: w w w. c o n a x b u f fa l o . c o m
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