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Compression spring D-389A-20 Spring steel Ø 6.3 x 31.5 x 85 mm Scaled prices - Compression spring D-389A-20 Quantity Single price [EUR] 1 14.4000 EUR 2 11.4700 EUR 3 7.0900 EUR 7 5.2300 EUR 17 3.6600 EUR 37 3.0100 EUR 75 2.9700 EUR 125 2.9376 EUR 175 2.9180 EUR 250 2.8813 EUR 350 2.8095 EUR Compression spring Buy Product image Compression spring D-389A-20 Quantity:Quantity: Add to shopping cart Technical Data - Compression spring D-389A-20 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 6.3 mm Wire diameter Di mm Inner coil diameter D 31.5 mm Mean coil diameter De 37.8 mm Outer coil diameter Dd 24.1 mm maximum diameter of mandrel Dh 39.1 mm minimum diameter of bush L0 85 mm unstressed spring length Lk mm buckling length Fn 2039.532 N maximum force in static use Ln 59.18 mm Minimum length in static use sn 25.82 mm Maximum spring deflection in static use Fndyn 1816.823 N maximum force in dynamic use Lndyn 62 mm Minimum length in dynamic use shdyn 6.97 mm Maximum stroke in dynamic use S 12.108 mm pitch of spring n 6.5 pc. number of active coils nt pc. total number of coils R 78.992 N/mm Spring rate Weight 207.2673 g weight of one spring Fntol 149 N (+/-) tolerance of maximum force in static use Fndtol 145 N (+/-) tolerance of maximum dynamic force Detol 0.4 mm (+/-) tolerances of outer coil diameter L0tol 1.5 mm (+/-) tolerance of unstressed spring length Price group AK - price group F1tol N (+/-) tolerance of prestressed spring force F2tol N (+/-) tolerance of loaded spring force Technical drawing Compression spring Datasheet Compression spring D-389A-20 Spring steel Ø 6.3 x 31.5 x 85 mm Datasheet download pdf file Metal spring characteristic Compression spring D-389A-20 Spring steel Ø 6.3 x 31.5 x 85 mm Metal spring characteristic download pdf file CAD data Compression spring D-389A-20 Spring steel Ø 6.3 x 31.5 x 85 mm CAD models download: step, stl, iges ... force-path-calculation Compression spring D-389A-20 Spring steel Ø 6.3 x 31.5 x 85 mm force-path-calculation Compression spring D-389A-20 Inquiry formular Compression spring D-389A-20 Spring steel Ø 6.3 x 31.5 x 85 mm Inquiry formular Compression spring D-389A-20 Similar compression springs to Compression spring D-389A-20 Spring steel Ø 6.3 x 31.5 x 85 mm Below you will find similar Compression Springs that differ from the current spring in terms of material, dimensions and spring force. The spring highlighted in green is the most similar. A similar Compression Spring made from a different material The Compression Spring shown below has the same dimensions but is made of a different material. Please check the spring forces. article number Material d (mm) De (mm) L0 (mm) Fn (N) Ln (mm) sn (mm) n (pc.) R (N/mm) Similarity in %: Overall | Geometrie | Load | Stiffness D-389A-20 EN 10270-1 6.3 37.8 85 2039.532 59.18 25.82 6.5 78.992 100.0 | 100.0 | 100.0 | 100.0 VD-389A-20 1.4310 6.3 37.8 85 1751.745 59.18 25.82 6.5 67.846 92.9 | 100.0 | 92.9 | 85.9 Number of similar metal springs: 2 Similar Compression Springs with varying levels of spring force To compare forces, enter the length of the loaded spring [L2] or the loaded spring deflection [s2] and click [Update]. Dimensions are subject to a tolerance of up to +/- 30 %. L2 (mm) Loaded spring length s2 (mm) Loaded spring deflection Priority De (mm) Outer coil diameter L0 (mm) unstressed spring length R (N/mm) Spring rate article number De (mm) L0 (mm) R (N/mm) Material Fn (N) Ln (mm) sn (mm) Similarity in %Overall | Geometrie | Load | Stiffness D-329B 35 76 12.506 EN 10270-1 433.681 41.32 34.68 48.5 | 81.8 | 47.9 | 15.8 D-326 36 79.5 14.471 EN 10270-1 653.91 34.31 45.19 49.0 | 84.1 | 44.6 | 18.3 D-339N-04 41 78 15.62 EN 10270-1 614.328 38.67 39.33 50.9 | 85.1 | 47.9 | 19.8 D-356A 37 94 22.86 EN 10270-1 791.848 59.36 34.64 58.3 | 89.2 | 56.7 | 28.9 D-359A-03 34 88 32.634 EN 10270-1 1043.672 56.02 31.98 65.3 | 88.6 | 66.0 | 41.3 D-356 37 75 35.329 EN 10270-1 1168.001 41.94 33.06 67.0 | 88.5 | 67.7 | 44.7 D-364R-92 39 100 43.223 EN 10270-1 1278.781 70.41 29.59 74.0 | 92.4 | 75.0 | 54.7 D-364R-06 39 102 45.006 EN 10270-1 1845.233 61 41 74.8 | 90.8 | 76.7 | 57.0 D-364L 38 70 49.375 EN 10270-1 1191.939 45.86 24.14 76.1 | 89.7 | 76.0 | 62.5 D-364R-05 39 89 52.507 EN 10270-1 1837.732 54 35 81.1 | 94.8 | 81.9 | 66.5 D-364R-04 39 76 60.008 EN 10270-1 1764.728 46.59 29.41 85.3 | 92.8 | 87.2 | 76.0 D-386A 38.3 85 65.301 EN 10270-1 1214.362 66.4 18.6 82.7 | 99.6 | 65.8 | 82.7 D-364R-91 39 68 66.799 EN 10270-1 1215.912 49.8 18.2 80.1 | 90.7 | 65.1 | 84.6 D-389A-06 39 102 71.67 EN 10270-1 1717.915 78.03 23.97 90.2 | 91.4 | 88.5 | 90.7 D-389A-20 37.8 85 78.992 EN 10270-1 2039.532 59.18 25.82 100.0 | 100.0 | 100.0 | 100.0 D-389A-05 39 89 81.227 EN 10270-1 1508.638 70.43 18.57 88.6 | 95.5 | 72.9 | 97.2 D-386 38.3 75 89.047 EN 10270-1 2043.089 52.06 22.94 92.9 | 95.6 | 94.3 | 88.7 D-389A-04 39 76 110.763 EN 10270-1 2301.704 55.22 20.78 83.1 | 93.5 | 84.5 | 71.3 D-414AB 42 76 193.031 EN 10270-1 2009.047 65.59 10.41 65.5 | 86.1 | 69.4 | 40.9 Number of similar metal springs: 18 Customs tariff number: 73202081; Compression spring D-389A-20 Country of origin: DE, German; Compression spring D-389A-20 Product image - Compression springs D-389A-20 QR-Code: Compression spring D-389A-20