TRUSCO Tensile Coil Spring Steel D4.63Xd0.63XL17.7 15.5 Rolls 20 Pieces TEST-88063 1 PK

Catalog number: TEST-88063 Features: ●A spring in which the wire is tightly wound under a certain tension, with both ends raised into hooks. ●A spring used in the pulling direction. ●The tolerances for dimensions and spring characteristics comply with JIS B2704 Class 2. Specifications: ●Wire diameter d (mm): 0.63 ●Outer diameter D (mm): 4.63 ●Free height L (mm): 17.7 ●Number of turns (turns): 15.5 ●Spring constant (N/mm): 1.559 ●Allowable load (N): 13.44 ●Height under load L1 (mm): 24.0 ●Initial tension (N): 3.609 ●Hook direction (°): 180 ●Winding direction: Right-handed winding ●Hook shape: Reverse round hook ●Usage temperature range: 110°C or less Material/Finish: ●SWP-B (Piano wire)