Single & Taper Spring S250 DATA SHEET SROO – SR20 DATA SHEET SIT – SITD Economy taper spring, pressed retainer DATA SHEET S12 -S12D Taper spring, machined retainer DATA SHEET SM32 – SM32N Taper spring, machined retainer DATA SHEET SM3 -SM3N Taper spring, machined retainer DATA SHEET SM37G – SM37GN Taper spring, machined retainer DATA SHEET