TRUSCO Tensile Coil Spring Steel D4.63Xd0.63XL27.9 31.5 Rolls 10 Pieces TEST-88066 1 PK

Catalog number: TEST-88066 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): 27.9 ●Number of turns (turns): 31.5 ●Spring constant (N/mm): 0.765 ●Allowable load (N): 12.94 ●Height under load L1 (mm): 39.9 ●Initial tension (N): 3.609 ●Hook direction (°): 180 ●Winding direction: Right-handed ●Hook shape: Reverse round hook ●Usage temperature range: 110°C or less Material/Finish: ●SWP-B (Piano wire)