Test Center .187 (4.75)


Spring Force


How to Order


Probe Specifications
Full Travel: .250 (6.35)
Working Travel:
.167 (4.24)
Mechanical Life Exceeds: 2 x 106 cycles

Operating Temperature
Standard spring: -55°C to +85°C
Alternate spring: -55°C to +150°C
Consult factory for other temperature requirements, and applications below -40°

Electrical (Static Conditions)
Current Rating: 8 amps
Maximum continuous current, non-inductive at working travel

Probe Resistance 50 milliohms
With a standard deviation of <7 milliohms @ 25 mA test current

Materials and Finishes
Plunger: Heat-treated beryllium copper, rhodium plated over hard nickel
Barrel: Work-hardened nickel silver, gold plated over hard nickel
Spring - Standard: Beryllium copper
Spring - Alternate: Stainless steel
Ball: Brass, gold plated
Receptacle Specifications
Mounting Hole Size: .141/.143 (3.58/3.63)
A 3.6 mm drill is most commonly used

Recommended Wire Gauge: 22-26 AWG

Connections: SPR-5W Crimp or push-on termination (AMP terminal 42827-2 or equivalent)

SPR-5W-1 Solder cup

Materials and Finishes
Housing: Work-hardened nickel silver, gold plated

Tips (top)

Spring Force (top)

Spring Force in 0z. (grams)
Spring Type   Preload 2/3 Travel
To order add dash number to Model Number
Standard Shown 6.13 (174) 16.0 (454)
Optional spring forces and materials are available

Connectors (top)

How to Order (top)

For each probe, specify the probe model and tip style as shown in the example below. If required, specify the optional non-standard spring force.


Order Form

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