Standard Spring FN 13N De 2.8mm
SKU
501
| Material | EN 10270-1-SM |
|---|---|
| d [mm] | 0.5 |
| De [mm] | 2.8 |
| Dm [mm] | 2.3 |
| Lo ≈ [mm] | 5.5 |
| Lc [mm] | 3.75 |
| Ln [mm] | 4.1 |
| Fn [N] | 13 |
| TFn [±N] | 2.18 |
| R [N/mm] | 9.39 |
| n | 5.5 |
| Dd max [mm] | 1.6 |
| Dh min [mm] | 3.1 |
| m [g] | 0.084 |
| Quantity from | Price CHF/Piece |
|---|---|
| 1 | CHF 27.20 |
| 2 | CHF 16.40 |
| 3 | CHF 10.90 |
| 10 | CHF 8.20 |
| 25 | CHF 5.50 |
| 50 | CHF 3.30 |
| 100 | CHF 1.908 |
| 250 | CHF 1.091 |
d = wire diameter
De = outer diameter
Dm = mean diameter
Lo ≈ relaxed length
Lc = block length
Ln = minimum admissible test length
Fn = oad at length Ln
R = spring rate
n = number of active coils
Dd ≈ mandrel diameter
Dh = sleeve diameter