Minimum Device Pitch: 0.50
(.020)Signal Path Length: 3.43
(.135)Force per Contact: 28g (0.99 oz.) or 40 g (1.42 oz.) @ 0.56
(.022) travel
Device Compliance: 0.36
(.014)DUT Board Compliance: 0.20
(.008)Operating Temperature: -55°C to 150°C for stainless steel spring
-55°C to 85°C for music wire spring
Insertions: > 500,000
Typical Resistance: < 40 mΩ
Current Carrying Capacity: 3.5 amps continuous (Current DC carry capability @ 80° C steady state)
Pattern 2a: 
(at 0.5mm pitch)
Characteristic Impedance: 55 Ω
Time Delay: 20 pSec
Loop Inductance: 1.12 nH
Signal Pin to Return Capacitance: 0.36 pF
Bandwith @ -1 dB: > 10 GHz
Barrel: Full-hard beryllium copper, endura plated
Spring: Stainless steel, gold plated -28g
Music wire, gold plated -40g
Device Side Contact: Full-hard beryllium copper, gold plated
Board Side Plunger: Full-hard beryllium copper, gold plated