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Extension Spring Z-156FI Spring steel Ø 2.5 x 20 x 63.5 mm / 180° Scaled prices - Extension Spring Z-156FI Quantity Single price [EUR] 1 6.3400 EUR 2 3.9900 EUR 3 2.6300 EUR 7 2.1900 EUR 17 1.1200 EUR 37 0.7600 EUR 75 0.5700 EUR 125 0.5700 EUR 175 0.5700 EUR 250 0.5700 EUR 350 0.5700 EUR 450 0.5700 EUR Extension Spring Buy Product image Extension Spring Z-156FI Quantity:Quantity: Add to shopping cart Technical Data - Extension Spring Z-156FI 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 2.5 mm Wire diameter D mm mean coil diameter De 20 mm outer coil diameter Dh 24.1 mm minimum bush diameter L0 63.5 mm length of unstressed spring, measured from inner edge of loop to inner edge of loop Lk 38.75 mm length of unstressed spring body Ln 108.37 mm maximum spring length, inner loop to inner loop sn 44.87 mm Maximum spring deflection Fn 249.9 N Maximum spring force n pc. Number of aktive coils nt pc. total number of coils Lh 12.37 mm distance of inner edge of loop from the spring body R 5.121 N/mm Spring rate F0 20.2 N initial tension Fntol 14.8 N (+/-) tolerance of maximum spring force L0tol 1.5 mm (+/-) tolerance of unstressed length Detol 0.35 mm (+/-) tolerance of outer coil diameter Oesttol 21 degree (+/-) tolerance of loop position Weight 34.68 g weight of one spring Price group #ZH - price group Technical drawing Extension Spring Datasheet Extension Spring Z-156FI Spring steel Ø 2.5 x 20 x 63.5 mm / 180° Datasheet download pdf file Metal spring characteristic Extension Spring Z-156FI Spring steel Ø 2.5 x 20 x 63.5 mm / 180° Metal spring characteristic download pdf file CAD data Extension Spring Z-156FI Spring steel Ø 2.5 x 20 x 63.5 mm / 180° CAD models download: step, stl, iges ... force-path-calculation Extension Spring Z-156FI Spring steel Ø 2.5 x 20 x 63.5 mm / 180° force-path-calculation Extension Spring Z-156FI Inquiry formular Extension Spring Z-156FI Spring steel Ø 2.5 x 20 x 63.5 mm / 180° Inquiry formular Extension Spring Z-156FI Similar extension springs to Extension Spring Z-156FI Spring steel Ø 2.5 x 20 x 63.5 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-156FI EN 10270-1 2.5 20 63.5 249.9 108.37 44.87 5.121 100.0 | 100.0 | 100.0 | 100.0 RZ-156FI 1.4310 2.5 20 63.5 207.8 107.12 43.62 4.398 91.9 | 100.0 | 90.2 | 85.5 Number of similar metal springs: 2 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-115V-10I 20 48.9 0.603 EN 10270-1 60.54 142.62 93.72 42.2 | 79.0 | 36.1 | 11.6 Z-130E-11I 24 64.2 0.631 EN 10270-1 84.2 191.54 127.34 43.7 | 84.7 | 34.5 | 11.9 Z-120I 17.6 64.6 0.665 EN 10270-1 82.12 178.69 114.09 44.2 | 83.4 | 36.1 | 12.9 Z-130HI 20 73 0.724 EN 10270-1 100.9 202.91 129.91 45.9 | 86.3 | 37.5 | 13.9 Z-135AI 22 72.8 0.994 EN 10270-1 123.3 187.96 115.16 49.8 | 86.0 | 44.2 | 19.2 Z-135I 22 70.8 1.045 EN 10270-1 123.3 180.34 109.54 50.7 | 86.9 | 45.2 | 20.2 Z-130GI 20 56.8 1.144 EN 10270-1 100.9 138.99 82.19 52.2 | 87.1 | 47.5 | 22.0 Z-130K-21I 16 63 1.66 EN 10270-1 124.8 132.23 69.23 57.8 | 83.7 | 57.4 | 32.4 Z-134I 22 54.8 1.772 EN 10270-1 123.3 119.4 64.6 59.8 | 85.7 | 59.4 | 34.3 Z-137I 18.6 65 1.827 EN 10270-1 144.7 138.29 73.29 61.7 | 90.2 | 59.6 | 35.4 Z-147K-21I 20 75.5 1.968 EN 10270-1 176.1 157.5 82 64.0 | 90.7 | 62.6 | 38.6 Z-140I 18 64.4 2.041 EN 10270-1 149.2 131.77 67.37 64.2 | 89.5 | 63.2 | 39.8 Z-147K-20I 20 51.5 4.03 EN 10270-1 176.1 91.5 40 82.9 | 89.7 | 79.8 | 79.0 Z-154I 22.5 60.5 4.326 EN 10270-1 223.8 108.15 47.65 90.3 | 94.7 | 91.9 | 84.3 Z-156FI 20 63.5 5.121 EN 10270-1 249.9 108.37 44.87 100.0 | 100.0 | 100.0 | 100.0 Z-157AI 18.5 62 6.7 EN 10270-1 268.6 98.72 36.72 86.8 | 96.7 | 87.4 | 76.1 Z-156E-10I 20 51 7.82 EN 10270-1 249.9 80.4 29.4 80.6 | 93.4 | 82.8 | 65.5 Z-162MI 20 70.6 7.939 EN 10270-1 341.5 110.16 39.56 79.4 | 93.1 | 80.7 | 64.5 Z-157I 18.5 54.1 8.448 EN 10270-1 268.6 83.22 29.12 77.3 | 92.6 | 79.0 | 60.4 Z-172I 23.2 68.4 11.611 EN 10270-1 430.1 102.83 34.43 65.9 | 85.7 | 67.4 | 44.6 Z-162LI 20 53.8 12.954 EN 10270-1 341.5 78.04 24.24 64.8 | 91.3 | 63.6 | 39.5 Z-162U-38I 18 60.5 19.56 EN 10270-1 452.6 81.4 20.9 55.4 | 89.5 | 50.9 | 25.7 Z-175I 19.2 62 22.678 EN 10270-1 510 82.48 20.48 53.4 | 90.6 | 47.3 | 22.4 Z-177QI 18 56.9 60.321 EN 10270-1 739.6 67.97 11.07 40.2 | 83.0 | 29.2 | 8.3 Number of similar metal springs: 23 Customs tariff number: 73202085; Extension Spring Z-156FI Country of origin: DE, German; Extension Spring Z-156FI Product image - Extension Springs Z-156FI QR-Code: Extension Spring Z-156FI