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Extension Spring Z-121MX Spring steel Ø 1.6 x 15.5 x 120 mm / 270° Scaled prices - Extension Spring Z-121MX Quantity Single price [EUR] 1 6.5600 EUR 2 4.1300 EUR 3 2.9300 EUR 7 2.5000 EUR 17 1.2300 EUR 37 0.9300 EUR 75 0.7600 EUR 125 0.7108 EUR 175 0.6967 EUR 250 0.6533 EUR 350 0.6276 EUR 450 0.5960 EUR Extension Spring Buy Product image Extension Spring Z-121MX Quantity:Quantity: Add to shopping cart Technical Data - Extension Spring Z-121MX 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 270 ° 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 120 mm length of unstressed spring, measured from inner edge of loop to inner edge of loop Lk 100.4 mm length of unstressed spring body Ln 331.85 mm maximum spring length, inner loop to inner loop sn 211.85 mm Maximum spring deflection Fn 92.71 N Maximum spring force n - pc. Number of aktive coils nt - pc. total number of coils Lh 9.8 mm distance of inner edge of loop from the spring body R 0.403 N/mm Spring rate F0 7.331 N initial tension Fntol 4.64 N (+/-) tolerance of maximum spring force L0tol 2.4 mm (+/-) tolerance of unstressed length Detol 0.35 mm (+/-) tolerance of outer coil diameter Oesttol 47 degree (+/-) tolerance of loop position Weight 44 g weight of one spring Price group ZK - price group Technical drawing Extension Spring Datasheet Extension Spring Z-121MX Spring steel Ø 1.6 x 15.5 x 120 mm / 270° Datasheet download pdf file Metal spring characteristic Extension Spring Z-121MX Spring steel Ø 1.6 x 15.5 x 120 mm / 270° Metal spring characteristic download pdf file CAD data Extension Spring Z-121MX Spring steel Ø 1.6 x 15.5 x 120 mm / 270° CAD models download: step, stl, iges ... force-path-calculation Extension Spring Z-121MX Spring steel Ø 1.6 x 15.5 x 120 mm / 270° force-path-calculation Extension Spring Z-121MX Inquiry formular Extension Spring Z-121MX Spring steel Ø 1.6 x 15.5 x 120 mm / 270° Inquiry formular Extension Spring Z-121MX Similar extension springs to Extension Spring Z-121MX Spring steel Ø 1.6 x 15.5 x 120 mm / 270° 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-121MX EN 10270-1 1.6 15.5 120 92.71 331.85 211.85 0.403 100.0 | 100.0 | 100.0 | 100.0 RZ-121MX 1.4310 1.6 15.5 120 78.31 329.67 209.67 0.346 92.4 | 100.0 | 91.7 | 85.3 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-106EX 13.7 118.7 0.162 EN 10270-1 52.74 421.04 302.34 63.9 | 88.5 | 63.5 | 39.9 Z-106DX 13.7 108.7 0.18 EN 10270-1 52.74 380.71 272.01 65.8 | 85.7 | 67.4 | 44.3 Z-106HX 12.7 121 0.2 EN 10270-1 56.71 380.93 259.93 69.2 | 86.4 | 71.3 | 49.9 Z-115LX 15 105 0.26 EN 10270-1 66.08 337.89 232.89 78.8 | 90.6 | 81.1 | 64.8 Z-121CX 17.6 123 0.268 EN 10270-1 82.12 405.9 282.9 81.1 | 95.2 | 81.7 | 66.3 Z-115V-27X 15 125.5 0.301 EN 10270-1 79.83 369.71 244.21 85.5 | 95.4 | 86.4 | 74.7 Z-121BX 17.6 111 0.303 EN 10270-1 82.12 361.49 250.49 85.0 | 93.5 | 86.6 | 74.9 Z-115V-26X 15 113.5 0.339 EN 10270-1 79.83 329.7 216.2 90.5 | 95.0 | 92.0 | 84.4 Z-121NX 15.5 133 0.356 EN 10270-1 92.71 372.82 239.82 93.1 | 96.7 | 94.2 | 88.3 Z-115V-25X 15 101.5 0.39 EN 10270-1 79.83 289.69 188.19 92.0 | 91.7 | 87.5 | 96.9 Z-121MX 15.5 120 0.403 EN 10270-1 92.71 331.85 211.85 100.0 | 100.0 | 100.0 | 100.0 Z-121LX 15.5 107.5 0.463 EN 10270-1 92.71 291.9 184.4 92.4 | 96.5 | 93.5 | 87.0 Z-124DX 14.1 131 0.49 EN 10270-1 101.3 321.65 190.65 89.1 | 94.2 | 90.8 | 82.4 Z-121KX 15.5 96 0.532 EN 10270-1 92.71 256.48 160.48 85.7 | 93.3 | 87.9 | 75.8 Z-124CX 14.1 118 0.554 EN 10270-1 101.3 286.62 168.62 84.9 | 96.4 | 85.6 | 72.8 Z-130K-05X 16 134 0.605 EN 10270-1 124.8 324.03 190.03 80.1 | 91.8 | 82.0 | 66.6 Z-124BX 14.1 105 0.636 EN 10270-1 101.3 251.88 146.88 78.9 | 92.8 | 80.4 | 63.5 Z-115V-37X 12 120.5 0.639 EN 10270-1 98.5 263.34 142.84 78.2 | 90.3 | 80.8 | 63.5 Z-130K-04X 16 109 0.766 EN 10270-1 124.8 259.02 150.02 72.5 | 92.2 | 72.6 | 52.6 Z-124HX 12.7 115 0.804 EN 10270-1 111.8 243.78 128.78 71.6 | 92.6 | 71.9 | 50.4 Z-141AX 18 118 0.851 EN 10270-1 149.2 279.51 161.51 68.2 | 88.1 | 69.2 | 47.4 Z-141HX 16 121 1.194 EN 10270-1 166.7 248.48 127.48 61.1 | 92.0 | 57.9 | 33.5 Z-144BX 14.5 126 1.553 EN 10270-1 182.5 232.84 106.84 55.3 | 89.6 | 50.6 | 25.6 Z-144AX 14.5 112 1.785 EN 10270-1 182.5 204.92 92.92 52.9 | 89.0 | 47.3 | 22.3 Z-159X 18.5 124 2.444 EN 10270-1 268.6 224.67 100.67 46.3 | 81.5 | 41.0 | 16.4 Z-147OX 15 107 2.863 EN 10270-1 229.9 180.06 73.06 45.8 | 86.2 | 37.4 | 13.9 Number of similar metal springs: 25 Customs tariff number: 73202085; Extension Spring Z-121MX Country of origin: DE, German; Extension Spring Z-121MX Product image - Extension Springs Z-121MX QR-Code: Extension Spring Z-121MX