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Extension Spring Z-121NI Spring steel Ø 1.6 x 15.5 x 133 mm / 180° Scaled prices - Extension Spring Z-121NI Quantity Single price [EUR] 1 6.7100 EUR 2 4.2300 EUR 3 3.0800 EUR 7 2.6300 EUR 17 1.3800 EUR 37 1.0500 EUR 75 0.8600 EUR 125 0.7979 EUR 175 0.7848 EUR 250 0.7607 EUR 350 0.7408 EUR 450 0.6532 EUR Extension Spring Buy Product image Extension Spring Z-121NI Quantity:Quantity: Add to shopping cart Technical Data - Extension Spring Z-121NI 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 1.6 mm Wire diameter D mm mean coil diameter De 15.5 mm outer coil diameter Dh 18.3 mm minimum bush diameter L0 133 mm length of unstressed spring, measured from inner edge of loop to inner edge of loop Lk 112.8 mm length of unstressed spring body Ln 371.48 mm maximum spring length, inner loop to inner loop sn 238.48 mm Maximum spring deflection Fn 92.71 N Maximum spring force n pc. Number of aktive coils nt pc. total number of coils Lh 10.1 mm distance of inner edge of loop from the spring body R 0.358 N/mm Spring rate F0 7.331 N initial tension Fntol 4.6 N (+/-) tolerance of maximum spring force L0tol 2.4 mm (+/-) tolerance of unstressed length Detol 0.35 mm (+/-) tolerance of outer coil diameter Oesttol 50 degree (+/-) tolerance of loop position Weight 49.35 g weight of one spring Price group ZL - price group Technical drawing Extension Spring Datasheet Extension Spring Z-121NI Spring steel Ø 1.6 x 15.5 x 133 mm / 180° Datasheet download pdf file Metal spring characteristic Extension Spring Z-121NI Spring steel Ø 1.6 x 15.5 x 133 mm / 180° Metal spring characteristic download pdf file CAD data Extension Spring Z-121NI Spring steel Ø 1.6 x 15.5 x 133 mm / 180° CAD models download: step, stl, iges ... force-path-calculation Extension Spring Z-121NI Spring steel Ø 1.6 x 15.5 x 133 mm / 180° force-path-calculation Extension Spring Z-121NI Inquiry formular Extension Spring Z-121NI Spring steel Ø 1.6 x 15.5 x 133 mm / 180° Inquiry formular Extension Spring Z-121NI Similar extension springs to Extension Spring Z-121NI Spring steel Ø 1.6 x 15.5 x 133 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-121NI EN 10270-1 1.6 15.5 133 92.71 371.48 238.48 0.358 100.0 | 100.0 | 100.0 | 100.0 RZ-121NI 1.4310 1.6 15.5 133 78.31 368.99 235.99 0.307 92.4 | 100.0 | 91.7 | 85.4 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-106EI 13.7 118.7 0.162 EN 10270-1 52.74 420.1 301.4 66.1 | 85.3 | 68.0 | 45.0 Z-121DI 17.6 136 0.235 EN 10270-1 82.12 459.6 323.6 75.9 | 86.2 | 79.7 | 61.9 Z-115LI 15 105 0.261 EN 10270-1 66.08 336.91 231.91 81.8 | 87.7 | 84.3 | 73.3 Z-121CI 17.6 123 0.269 EN 10270-1 82.12 404.7 281.7 85.0 | 93.5 | 86.6 | 75.0 Z-115V-27I 15 125.5 0.302 EN 10270-1 79.83 368.83 243.33 90.5 | 95.0 | 92.1 | 84.4 Z-115V-26I 15 113.5 0.341 EN 10270-1 79.83 328.82 215.32 91.8 | 92.0 | 88.2 | 95.4 Z-121NI 15.5 133 0.358 EN 10270-1 92.71 371.48 238.48 100.0 | 100.0 | 100.0 | 100.0 Z-121MI 15.5 120 0.404 EN 10270-1 92.71 331.33 211.33 93.2 | 96.7 | 94.3 | 88.6 Z-124EI 14.1 143 0.447 EN 10270-1 101.3 351.99 208.99 88.1 | 94.7 | 89.6 | 80.2 Z-121LI 15.5 107.5 0.465 EN 10270-1 92.71 291.11 183.61 86.4 | 93.6 | 88.5 | 77.0 Z-124DI 14.1 131 0.492 EN 10270-1 101.3 320.87 189.87 57.5 | 89.3 | 54.3 | 28.8 Z-130K-06I 16 159 0.495 EN 10270-1 124.8 391.34 232.34 82.7 | 89.8 | 85.9 | 72.4 Z-124CI 14.1 118 0.556 EN 10270-1 101.3 286.02 168.02 60.0 | 90.0 | 57.3 | 32.6 Z-130K-05I 16 134 0.607 EN 10270-1 124.8 323.26 189.26 76.9 | 95.0 | 76.8 | 59.0 Z-124JI 12.7 139 0.647 EN 10270-1 111.8 299.05 160.05 63.4 | 90.6 | 61.8 | 37.8 Z-141BI 18 132 0.744 EN 10270-1 149.2 316.83 184.83 71.8 | 92.5 | 72.1 | 50.8 Z-130K-04I 16 109 0.77 EN 10270-1 124.8 258.25 149.25 68.1 | 89.2 | 68.4 | 46.5 Z-141JI 16 155 0.893 EN 10270-1 166.7 325.39 170.39 63.6 | 87.6 | 63.5 | 39.7 Z-141HI 16 121 1.2 EN 10270-1 166.7 247.84 126.84 57.8 | 89.3 | 54.4 | 29.6 Z-144DI 14.5 158 1.201 EN 10270-1 182.5 296.14 138.14 56.6 | 85.9 | 54.4 | 29.4 Z-144CI 14.5 142 1.357 EN 10270-1 182.5 264.24 122.24 55.4 | 89.1 | 51.0 | 26.0 Z-144BI 14.5 126 1.56 EN 10270-1 182.5 232.34 106.34 89.6 | 90.1 | 86.0 | 92.8 Number of similar metal springs: 21 Customs tariff number: 73202085; Extension Spring Z-121NI Country of origin: DE, German; Extension Spring Z-121NI Product image - Extension Springs Z-121NI QR-Code: Extension Spring Z-121NI