Series 54 Loaded Board Test Series

Test Center: .250 (6.35)

Head Styles:

Probe Specifications

Mechanical
Full Travel: .250 (6.35)
Recommended Working Travel: .167 (4.24)
Mechanical Life Exceeds: 1 x 10⁶ cycles

Materials and Finishes
Plunger: Heat-treated beryllium copper, gold plated over hard nickel or steel Rh plated
Barrel: Work-hardened phosphor bronze,
gold plated (I.D. and O.D.) over hard nickel
Spring - Standard: Music wire, silver plated

Spring Force
100g (3.5oz) or 185g (6.5oz)

Electrical
Current Rating: 10 amps
Probe Resistance: 35 milliohms
with a standard deviation of <5 milliohms @ 25 mA test current

Receptacle Technical Data
Mounting Hole Size: .067/.069
(1.7/1.75) diameter, #51 (1.75 mm) drill
Wire Gauge: 22-26 AWG

Materials and Finishes
Receptacle: Nickel/silver, gold plated