NEWS

New Probe Extraction Tool PDF

New Elevated "Y" Spring for 75mil & 50mil probes. PDF

New Long Stroke 39mil & 31mil probes for dual level testing. PDF

New Self-Cleaning Slotted Cup tip style for leads, posts or pins. PDF

New 50mil, Long-Stroke Probe Series, 050-R40, for dual-level testing. PDF

New Installation and Extraction Tools with low cost replaceable tips for a quick and easy on-site repair. PDF

QA is pleased to announce the release of our 2012 Catalog. Click here to request a catalog or view as a PDF.

New Center Point
Star Tip Style
We are pleased to expand on our tip selection for solder bead/bump/dome technologies. Our new Center Point Star is the most aggressive for this application. PDF

	X39-25 Series ~ .039 (1.00) Centers, .250 (6.35) Stroke Overview Tip Styles Wire Jacks Wire Grips Wired Terminations Wireless Terminations Tools PDF CAD 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 Available Point Styles 03 03 41 41 58 09 09 42 59 10 43 43 61 61 13 6R 14 14 63 16 76 20 44 44 79 26 46 8R 22 51 9R 40 53 53   Standard material is heat-treated BeCu/plated gold over nickel (see S option for steel plunger) 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].