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X39-25 Series ~ .039 [1.00] Centers, .250 [6.35] Stroke
Probe P/N X39-PR
25
-
Qty: Add to Order / RFQ
View Order / RFQ
Example: X39-PRP2543S
Letter Material Average Resistance
P
Nickel Silver/ID precious metal clad < 25 milliohms

Standard material is heat-treated BeCu/plated gold over nickel (see -S option for steel plungers)
03
03
40
47
6R
09
09
41 Spear
41
51
61 Blade
61
10
42 Cup
53 Chisel
53
63 Blade
63
13
76
14 Crown
14
79
16
8R
20
43 Chisel
43
58
9R
22
44 Crown
44
59
26
46

Letter
Spring Force
Preload
@ 2/3 Stroke
Material
Mechanical Life (Cycles @ Stroke)
L
Low 1.2 [34] 3.0 [85] Music Wire 1M min @ .167 [4.24] max
S
Standard 1.1 [31] 4.3 [122] Music Wire 1M min @ .167 [4.24] max
H
High 2.4 [68] 5.6 [159] Music Wire 1M min @ .167 [4.24] max
Y
Elevated 3.2 [91] 8.0 [227] Stainless Steel 25K min @ .167 [4.24] max
High Preload Spring Available in 43-S, 44-S, 61-S, 63-S, 6R-S, 8R-S & 9R-S point styles only.
E
High Preload 4.2 [119] 8.0 [227] Stainless Steel 10K min @ .167 [4.24] max
Letter Description
N
No probe lubrication (Removing probe lubrication greatly reduces cycle life and should only be used in applications outside of the probe operating temperature specifications.)
  S
Heat-treated steel/plated gold over nickel (see points for availability)
No option required

Recommended drill hole sizes for AT7000, G10/FR4 or similar material:
Probe plate: .0315/ .0325 [.800/.826]. Suggested drill size #66 or .82mm.

All specifications subject to change without notice. All dimensions are in inches [mm].
All spring forces in ounces [gms].
 

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