TRUSCO Tensile Coil Spring Steel D7.55Xd1.25XL51.7 31.5 Rolls 5 Pieces TEST-88206 1 PK

Catalog number: TEST-88206 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): 1.25 ●Outer diameter D (mm): 7.55 ●Free height L (mm): 51.7 ●Number of turns (turns): 31.5 ●Spring constant (N/mm): 3.040 ●Allowable load (N): 55.90 ●Height under load L1 (mm): 62.8 ●Initial tension (N): 21.477 ●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)