TRUSCO Tensile Coil Spring Steel D7.55Xd1.25XL31.7 15.5 Rolls 10 Pieces TEST-88203 1 PK

Catalog number: TEST-88203 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. ● Dimensions and spring characteristic tolerances comply with JIS B2704 Class 2. Specifications: ● Wire diameter d (mm): 1.25 ● Outer diameter D (mm): 7.55 ● Free height L (mm): 31.7 ● Number of turns (turns): 15.5 ● Spring constant (N/mm): 6.178 ● Allowable load (N): 55.90 ● Height under load L1 (mm): 37.1 ● Initial tension (N): 21.477 ● Hook direction (°): 180 ● Winding direction: Right-handed winding ● Hook shape: Reverse round hook ● Operating temperature range: 110°C or less Material/Finish: ● SWP-B (Piano wire)