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Extension Spring Z-147K-21I Spring steel Ø 2.2 x 20 x 75.5 mm / 180° Scaled prices - Extension Spring Z-147K-21I Quantity Single price [EUR] 1 6.4000 EUR 2 4.0300 EUR 3 2.8200 EUR 7 2.3500 EUR 17 1.1600 EUR 37 0.8500 EUR 75 0.6900 EUR 125 0.6900 EUR 175 0.6900 EUR 250 0.6900 EUR 350 0.6900 EUR 450 0.6900 EUR Extension Spring Buy Product image Extension Spring Z-147K-21I Quantity:Quantity: Add to shopping cart Technical Data - Extension Spring Z-147K-21I 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 2.2 mm Wire diameter D mm mean coil diameter De 20 mm outer coil diameter Dh 23.8 mm minimum bush diameter L0 75.5 mm length of unstressed spring, measured from inner edge of loop to inner edge of loop Lk 49.5 mm length of unstressed spring body Ln 157.5 mm maximum spring length, inner loop to inner loop sn 82 mm Maximum spring deflection Fn 176.1 N Maximum spring force n pc. Number of aktive coils nt pc. total number of coils Lh 13 mm distance of inner edge of loop from the spring body R 1.968 N/mm Spring rate F0 14.71 N initial tension Fntol 9.4 N (+/-) tolerance of maximum spring force L0tol 1.8 mm (+/-) tolerance of unstressed length Detol 0.45 mm (+/-) tolerance of outer coil diameter Oesttol 25 degree (+/-) tolerance of loop position Weight 39.08 g weight of one spring Price group #ZJ - price group Technical drawing Extension Spring Datasheet Extension Spring Z-147K-21I Spring steel Ø 2.2 x 20 x 75.5 mm / 180° Datasheet download pdf file Metal spring characteristic Extension Spring Z-147K-21I Spring steel Ø 2.2 x 20 x 75.5 mm / 180° Metal spring characteristic download pdf file CAD data Extension Spring Z-147K-21I Spring steel Ø 2.2 x 20 x 75.5 mm / 180° CAD models download: step, stl, iges ... force-path-calculation Extension Spring Z-147K-21I Spring steel Ø 2.2 x 20 x 75.5 mm / 180° force-path-calculation Extension Spring Z-147K-21I Inquiry formular Extension Spring Z-147K-21I Spring steel Ø 2.2 x 20 x 75.5 mm / 180° Inquiry formular Extension Spring Z-147K-21I Similar extension springs to Extension Spring Z-147K-21I Spring steel Ø 2.2 x 20 x 75.5 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-147K-21I EN 10270-1 2.2 20 75.5 176.1 157.5 82 1.968 100.0 | 100.0 | 100.0 | 100.0 RZ-147K-21I 1.4310 2.2 20 75.5 147.2 155.7 80.2 1.69 92.1 | 100.0 | 90.7 | 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-115F-12I 20 65.3 0.248 EN 10270-1 49.5 255.44 190.14 43.7 | 83.4 | 35.6 | 12.1 Z-117AI 21.6 85 0.249 EN 10270-1 67.4 339.54 254.54 44.1 | 84.7 | 35.2 | 12.3 Z-115V-11I 20 70 0.296 EN 10270-1 60.54 260.91 190.91 46.8 | 87.0 | 38.7 | 14.8 Z-117I 21.6 71 0.341 EN 10270-1 67.4 257.15 186.15 48.2 | 86.5 | 41.2 | 16.9 Z-130E-12I 24 80.3 0.399 EN 10270-1 84.2 281.57 201.27 50.0 | 86.4 | 44.3 | 19.5 Z-120I 17.6 64.6 0.665 EN 10270-1 82.12 178.69 114.09 58.3 | 82.1 | 59.3 | 33.5 Z-130HI 20 73 0.724 EN 10270-1 100.9 202.91 129.91 63.1 | 92.8 | 60.2 | 36.2 Z-121HI 15.5 75.5 0.742 EN 10270-1 92.71 190.56 115.06 61.0 | 83.4 | 62.0 | 37.5 Z-135AI 22 72.8 0.994 EN 10270-1 123.3 187.96 115.16 71.1 | 92.7 | 70.6 | 49.9 Z-135I 22 70.8 1.045 EN 10270-1 123.3 180.34 109.54 72.2 | 91.9 | 72.4 | 52.4 Z-130GI 20 56.8 1.144 EN 10270-1 100.9 138.99 82.19 73.8 | 85.7 | 78.5 | 57.2 Z-140AI 18 87.4 1.263 EN 10270-1 149.2 196.22 108.82 77.7 | 89.1 | 80.0 | 63.8 Z-147K-01I 20 90.9 1.485 EN 10270-1 176.1 199.61 108.71 85.8 | 94.4 | 87.7 | 75.4 Z-137I 18.6 65 1.827 EN 10270-1 144.7 138.29 73.29 89.2 | 90.0 | 85.8 | 91.9 Z-147K-21I 20 75.5 1.968 EN 10270-1 176.1 157.5 82 100.0 | 100.0 | 100.0 | 100.0 Z-140I 18 64.4 2.041 EN 10270-1 149.2 131.77 67.37 89.7 | 88.7 | 83.4 | 97.0 Z-156HI 20 91 2.912 EN 10270-1 249.9 169.88 78.88 80.5 | 90.3 | 83.3 | 67.8 Z-156GI 20 86 3.16 EN 10270-1 249.9 158.71 72.71 78.0 | 91.9 | 79.6 | 62.5 Z-158I 18.5 86.6 3.966 EN 10270-1 268.6 148.65 62.05 69.8 | 89.2 | 70.6 | 49.6 Z-147NI 15 74.2 4.645 EN 10270-1 229.9 119.23 45.03 66.3 | 91.1 | 65.8 | 42.1 Z-156FI 20 63.5 5.121 EN 10270-1 249.9 108.37 44.87 64.0 | 90.7 | 62.6 | 38.6 Z-157AI 18.5 62 6.7 EN 10270-1 268.6 98.72 36.72 57.4 | 87.5 | 55.2 | 29.4 Z-162MI 20 70.6 7.939 EN 10270-1 341.5 110.16 39.56 55.2 | 90.7 | 49.9 | 24.9 Z-172I 23.2 68.4 11.611 EN 10270-1 430.1 102.83 34.43 46.8 | 81.9 | 41.5 | 17.2 Z-162U-39I 18 86 11.93 EN 10270-1 452.6 120.3 34.3 46.8 | 83.7 | 40.4 | 16.3 Z-175I 19.2 62 22.678 EN 10270-1 510 82.48 20.48 40.2 | 82.3 | 29.8 | 8.6 Z-177RI 18 78.5 36.971 EN 10270-1 739.6 96.56 18.06 36.9 | 82.4 | 22.9 | 5.2 Number of similar metal springs: 26 Customs tariff number: 73202085; Extension Spring Z-147K-21I Country of origin: DE, German; Extension Spring Z-147K-21I Product image - Extension Springs Z-147K-21I QR-Code: Extension Spring Z-147K-21I