Home » Products » Compression springs » d-287a Url teilen URL was copied to clipboard, successfully ! Overview The Item has been added to your shopping cart. Compression spring D-287A Spring steel Ø 2.5 x 12.5 x 67.5 mm Scaled prices - Compression spring D-287A Quantity Single price [EUR] 1 5.1600 EUR 2 3.6400 EUR 3 3.4700 EUR 7 2.4200 EUR 17 1.1500 EUR 37 0.8500 EUR 75 0.6800 EUR 125 0.4859 EUR 175 0.4196 EUR 250 0.3695 EUR 350 0.3536 EUR 450 0.3284 EUR Compression spring Buy Product image Compression spring D-287A Quantity:Quantity: Add to shopping cart Technical Data - Compression spring D-287A Formula symbols Value Unit Description Material EN 10270-1 - Type of material Spring ends Closed and ground - Spring ends F1 N prestressed spring force L1 mm Prestressed spring length s1 mm Prestressed spring deflection F2 N Loaded spring force L2 mm Loaded spring length s2 mm Loaded spring deflection d 2.5 mm Wire diameter Di mm Inner coil diameter D 12.5 mm Mean coil diameter De 15 mm Outer coil diameter Dd 9.4 mm maximum diameter of mandrel Dh 15.7 mm minimum diameter of bush L0 67.5 mm unstressed spring length Lk 28.22 mm buckling length Fn 108.931 N maximum force in static use Ln 57.61 mm Minimum length in static use sn 9.89 mm Maximum spring deflection in static use Fndyn 73.901 N maximum force in dynamic use Lndyn 60.79 mm Minimum length in dynamic use shdyn 6.71 mm Maximum stroke in dynamic use S 3.514 mm pitch of spring n 18.5 pc. number of active coils nt pc. total number of coils R 11.014 N/mm Spring rate Weight 31.2366 g weight of one spring Fntol 22.64 N (+/-) tolerance of maximum force in static use Fndtol 22.12 N (+/-) tolerance of maximum dynamic force Detol 0.3 mm (+/-) tolerances of outer coil diameter L0tol 1.91 mm (+/-) tolerance of unstressed spring length Price group J - price group F1tol N (+/-) tolerance of prestressed spring force F2tol N (+/-) tolerance of loaded spring force Technical drawing Compression spring Datasheet Compression spring D-287A Spring steel Ø 2.5 x 12.5 x 67.5 mm Datasheet download pdf file Metal spring characteristic Compression spring D-287A Spring steel Ø 2.5 x 12.5 x 67.5 mm Metal spring characteristic download pdf file CAD data Compression spring D-287A Spring steel Ø 2.5 x 12.5 x 67.5 mm CAD models download: step, stl, iges ... force-path-calculation Compression spring D-287A Spring steel Ø 2.5 x 12.5 x 67.5 mm force-path-calculation Compression spring D-287A Inquiry formular Compression spring D-287A Spring steel Ø 2.5 x 12.5 x 67.5 mm Inquiry formular Compression spring D-287A Customs tariff number: 73202081; Compression spring D-287A Country of origin: DE, German; Compression spring D-287A Product image - Compression springs D-287A QR-Code: Compression spring D-287A