TRUSCO Coil Extra Heavy Outer Diameter Free Length Spring, Duty, 40mm, 405mm, T-SSWB40-275

●Spring constant (N/mm): 114.0 ●Outer diameter (mm): 40.0 ●Free length (mm): 275 ●Inner diameter (mm): 20.0 ●d(mm):20●D(mm):40.0 ●L(mm):275●Identification color: Reddish brown ●SWOSC-V equivalent