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Extension Spring Z-385I Spring steel Ø 8 x 50 x 491 mm / 180° Scaled prices - Extension Spring Z-385I Quantity Single price [EUR] 1 56.6900 EUR 2 45.1600 EUR 3 43.4800 EUR 7 39.3200 EUR 17 39.3200 EUR 37 39.3200 EUR 75 39.3200 EUR 125 39.3200 EUR 175 39.3200 EUR 250 39.3200 EUR 350 39.3200 EUR Extension Spring Buy Product image Extension Spring Z-385I Quantity:Quantity: Add to shopping cart Technical Data - Extension Spring Z-385I Formula symbols Value Unit Description Material EN 10270-1 - type of material Eylet shape 1/1 deutsche - Eylet shape 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 Eyelet position 180 ° Eyelet position d 8 mm Wire diameter D mm mean coil diameter De 50 mm outer coil diameter Dh 63 mm minimum bush diameter L0 491 mm length of unstressed spring, measured from inner edge of loop to inner edge of loop Lk 436 mm length of unstressed spring body Ln 701.49 mm maximum spring length, inner loop to inner loop sn 210.49 mm Maximum spring deflection Fn 2515 N Maximum spring force n pc. Number of aktive coils nt pc. total number of coils Lh 27.5 mm distance of inner edge of loop from the spring body R 10.528 N/mm Spring rate F0 300 N initial tension Fntol 161.49 N (+/-) tolerance of maximum spring force L0tol 7.36 mm (+/-) tolerance of unstressed length Detol 0.6 mm (+/-) tolerance of outer coil diameter Oesttol 39 degree (+/-) tolerance of loop position Weight 2897.4761 g weight of one spring Price group ###BG - price group Technical drawing Extension Spring Datasheet Extension Spring Z-385I Spring steel Ø 8 x 50 x 491 mm / 180° Datasheet download pdf file Metal spring characteristic Extension Spring Z-385I Spring steel Ø 8 x 50 x 491 mm / 180° Metal spring characteristic download pdf file CAD data Extension Spring Z-385I Spring steel Ø 8 x 50 x 491 mm / 180° CAD models download: step, stl, iges ... force-path-calculation Extension Spring Z-385I Spring steel Ø 8 x 50 x 491 mm / 180° force-path-calculation Extension Spring Z-385I Inquiry formular Extension Spring Z-385I Spring steel Ø 8 x 50 x 491 mm / 180° Inquiry formular Extension Spring Z-385I Similar extension springs to Extension Spring Z-385I Spring steel Ø 8 x 50 x 491 mm / 180° Below you will find similar Extension 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 Extension Spring made from a different material The Extension 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) R (N/mm) Similarity in %: Overall | Geometrie | Load | Stiffness Z-385I EN 10270-1 8 50 491 2515 701.49 210.49 10.528 100.0 | 100.0 | 100.0 | 100.0 Number of similar metal springs: 1 Similar Extension 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) length of unstressed spring, measured from inner edge of loop to inner edge of loop 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 Z-319I 50 454 3.127 EN 10270-1 1331 841.5 387.5 57.6 | 90.4 | 53.6 | 28.7 Z-318I 50 404 3.594 EN 10270-1 1331 741.1 337.1 59.2 | 87.0 | 57.7 | 33.0 Z-317I 50 360 4.136 EN 10270-1 1331 652.99 292.99 61.5 | 84.0 | 62.4 | 38.0 Z-357I 50 552 4.427 EN 10270-1 1763 905.2 353.2 66.3 | 92.1 | 64.8 | 41.8 Z-356I 50 496 5.002 EN 10270-1 1763 808.54 312.54 70.5 | 95.5 | 68.7 | 47.2 Z-378I 60 506 5.547 EN 10270-1 2132 847.1 341.1 73.0 | 93.5 | 73.2 | 52.3 Z-355I 50 440 5.75 EN 10270-1 1763 711.88 271.88 73.5 | 92.4 | 73.8 | 54.3 Z-327I 40 488 6.033 EN 10270-1 1632 725.44 237.44 73.4 | 86.0 | 76.8 | 57.5 Z-377I 60 450 6.382 EN 10270-1 2132 746.53 296.53 76.6 | 91.7 | 77.9 | 60.2 Z-354I 50 391 6.616 EN 10270-1 1763 627.31 236.31 77.0 | 89.0 | 79.6 | 62.4 Z-326I 40 438 6.818 EN 10270-1 1632 648.1 210.1 76.7 | 82.7 | 82.4 | 65.0 Z-353I 50 349 7.596 EN 10270-1 1763 554.82 205.82 80.6 | 86.2 | 83.9 | 71.7 Z-387I 50 619 8.104 EN 10270-1 2515 892.44 273.44 86.2 | 93.1 | 88.5 | 77.0 Z-386I 50 555 9.158 EN 10270-1 2515 796.96 241.96 92.2 | 96.2 | 93.5 | 87.0 Z-385I 50 491 10.528 EN 10270-1 2515 701.49 210.49 100.0 | 100.0 | 100.0 | 100.0 Z-384I 50 435 12.112 EN 10270-1 2515 617.95 182.95 92.2 | 96.2 | 93.5 | 86.9 Z-383I 50 387 13.907 EN 10270-1 2515 546.34 159.34 85.5 | 92.9 | 87.8 | 75.7 Number of similar metal springs: 16 Customs tariff number: 73202085; Extension Spring Z-385I Country of origin: DE, German; Extension Spring Z-385I Product image - Extension Springs Z-385I QR-Code: Extension Spring Z-385I