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Extension Spring Z-121DX Spring steel Ø 1.6 x 17.6 x 136 mm / 270° Scaled prices - Extension Spring Z-121DX 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-121DX Quantity:Quantity: Add to shopping cart Technical Data - Extension Spring Z-121DX 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 17.6 mm outer coil diameter Dh 20.4 mm minimum bush diameter L0 136 mm length of unstressed spring, measured from inner edge of loop to inner edge of loop Lk 113.2 mm length of unstressed spring body Ln 460.35 mm maximum spring length, inner loop to inner loop sn 324.35 mm Maximum spring deflection Fn 82.12 N Maximum spring force n pc. Number of aktive coils nt pc. total number of coils Lh 11.4 mm distance of inner edge of loop from the spring body R 0.234 N/mm Spring rate F0 6.221 N initial tension Fntol 4.02 N (+/-) tolerance of maximum spring force L0tol 2.4 mm (+/-) tolerance of unstressed length Detol 0.35 mm (+/-) tolerance of outer coil diameter Oesttol 54 degree (+/-) tolerance of loop position Weight 56.99 g weight of one spring Price group ZK - price group Technical drawing Extension Spring Datasheet Extension Spring Z-121DX Spring steel Ø 1.6 x 17.6 x 136 mm / 270° Datasheet download pdf file Metal spring characteristic Extension Spring Z-121DX Spring steel Ø 1.6 x 17.6 x 136 mm / 270° Metal spring characteristic download pdf file CAD data Extension Spring Z-121DX Spring steel Ø 1.6 x 17.6 x 136 mm / 270° CAD models download: step, stl, iges ... force-path-calculation Extension Spring Z-121DX Spring steel Ø 1.6 x 17.6 x 136 mm / 270° force-path-calculation Extension Spring Z-121DX Inquiry formular Extension Spring Z-121DX Spring steel Ø 1.6 x 17.6 x 136 mm / 270° Inquiry formular Extension Spring Z-121DX Similar extension springs to Extension Spring Z-121DX Spring steel Ø 1.6 x 17.6 x 136 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-121DX EN 10270-1 1.6 17.6 136 82.12 460.35 324.35 0.234 100.0 | 100.0 | 100.0 | 100.0 RZ-121DX 1.4310 1.6 17.6 136 69.37 456.74 320.74 0.201 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-115V-17X 20 133 0.117 EN 10270-1 60.54 617.23 484.23 71.0 | 93.2 | 70.4 | 49.4 Z-121EX 17.6 149 0.21 EN 10270-1 82.12 510.42 361.42 93.9 | 97.1 | 94.9 | 89.7 Z-121DX 17.6 136 0.234 EN 10270-1 82.12 460.35 324.35 100.0 | 100.0 | 100.0 | 100.0 Z-121CX 17.6 123 0.268 EN 10270-1 82.12 405.9 282.9 92.5 | 96.8 | 93.6 | 87.2 Z-130K-01X 20 145 0.274 EN 10270-1 100.9 488.33 343.33 88.1 | 90.2 | 87.9 | 86.2 Z-130KX 20 136 0.297 EN 10270-1 100.9 452.82 316.82 87.1 | 92.3 | 89.5 | 79.5 Z-115V-27X 15 125.5 0.301 EN 10270-1 79.83 369.71 244.21 84.7 | 90.4 | 86.3 | 77.5 Z-121BX 17.6 111 0.303 EN 10270-1 82.12 361.49 250.49 86.6 | 93.9 | 88.6 | 77.2 Z-121NX 15.5 133 0.356 EN 10270-1 92.71 372.82 239.82 80.7 | 95.3 | 81.3 | 65.5 Z-141DX 18 164 0.571 EN 10270-1 149.2 404.96 240.96 64.2 | 86.9 | 64.7 | 40.9 Z-138X 18.6 147 0.587 EN 10270-1 144.7 375.32 228.32 64.2 | 89.0 | 63.6 | 39.9 Z-130K-05X 16 134 0.605 EN 10270-1 124.8 324.03 190.03 64.5 | 92.8 | 62.2 | 38.6 Z-141CX 18 148 0.644 EN 10270-1 149.2 361.33 213.33 62.2 | 89.9 | 60.4 | 36.2 Z-141BX 18 132 0.74 EN 10270-1 149.2 317.69 185.69 59.8 | 91.6 | 56.1 | 31.5 Z-141AX 18 118 0.851 EN 10270-1 149.2 279.51 161.51 56.0 | 88.2 | 52.4 | 27.4 Z-147K-03X 20 134 0.868 EN 10270-1 176.1 319.96 185.96 55.0 | 86.4 | 52.0 | 26.7 Z-141JX 16 155 0.89 EN 10270-1 166.7 326.04 171.04 54.4 | 86.2 | 51.0 | 26.0 Z-141HX 16 121 1.194 EN 10270-1 166.7 248.48 127.48 50.1 | 86.6 | 44.3 | 19.4 Number of similar metal springs: 17 Customs tariff number: 73202085; Extension Spring Z-121DX Country of origin: DE, German; Extension Spring Z-121DX Product image - Extension Springs Z-121DX QR-Code: Extension Spring Z-121DX