The Cutting Edge of Technology

QA is pleased to introduce our New 81 Steel Razor
Faced with the challenges of making contact through today’s problem processes more...

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The Next Generation of Hyperboloid Contacts

QA Technology is pleased to introduce our new integraMate ICO Series of hyperboloid contacts.
Ideal for high density, ultra reliable connectors used in mil/aerospace electronics, more...

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	075-25 Series Probe P/N 075-PR 25 - Example: 075-PRP2503H-S Letter Material Average Resistance @ 250 mV P Nickel silver/ID precious metal clad 16 milliohms G Nickel silver OD gold plated 20 milliohms N Nickel silver/no finish 97 milliohms Available Point Styles 01 18 18 40 55 55 03 03 20 41 41 58 05 22 43 43 61 06 63 07 71 08 08 74 09 09 24 24 44 44 81 10 32 51 84 13 34 34 53 53 91 17 39 54 99 Standard material is heat-treated BeCu/plated gold over nickel (see S option for steel plunger) Letter Spring Force Preload @ 2/3 Stroke Material Fatigue Life (Cycles @ Stroke) L Low 1.5 [43] 3.1 [88] Music Wire 1M min @ .167 [4.24] max S Standard 2.7 [77] 5.5 [159] Music Wire 1M min @ .167 [4.24] max H High 2.8 [79] 7.0 [198] Music Wire 1M min @ .167 [4.24] max X Extra High 2.7 [77] 10.1 [286] Music Wire 100K min @ .167 [4.24] max High Preload Spring E High Preload 5.0 [142] 8.0 [227] Stainless Steel 50K min @ 1.67 [4.24] max Letter Description B Curved tube (pylon replacement) N No probe lubrication (Removing probe lubrication greatly reduces cycle life. Unlubricated probes are recommended only for low temperature applications)   S Heat-treated steel/plated gold over nickel (see points for availability) No option required All specifications subject to change without notice. All dimensions are in inches [mm]. All spring forces in ounces [gms].