D-283A-18 Compression spring is sold as a box of 12 pieces. The listed price is for the complete 12-piece box, not for a single spring.
Select D-283A-18 when you need a small-format compression spring with documented dimensions for maintenance, assembly, or product support.
Technical highlights include material: EN 10270-1, wire diameter: 2.5 mm, outer diameter: 15.5 mm, free length: 90 mm, spring rate: 10.978 N/mm. Use the specification table below to verify the dimensions and performance data against your application before placing an order.
| Article number | D-283A-18 |
|---|---|
| Material | EN 10270-1 |
| Spring ends | Closed and ground |
| Wire diameter [d] | 2.5 mm |
| Inner coil diameter [Di] | - mm |
| Mean coil diameter [D] | 13 mm |
| Outer coil diameter [De] | 15.5 mm |
| Maximum mandrel diameter [Dd] | 9.9 mm |
| Minimum housing diameter [Dh] | 16.3 mm |
| Free length [L0] | 90 mm |
| Buckling length [Lk] | 65.17 mm |
| Max. static force [Fn] | 416.627 N |
| Min. static length [Ln] | 52.05 mm |
| Max. static deflection [sn] | 37.95 mm |
| Max. dynamic force [Fndyn] | 345.799 N |
| Min. dynamic length [Lndyn] | 58.5 mm |
| Max. dynamic stroke [shdyn] | 11.55 mm |
| Spring pitch [S] | 5.303 mm |
| Active coils [n] | 16.5 pc. |
| Total coils [nt] | - pc. |
| Spring rate [R] | 10.978 N/mm |
| Weight per spring | 29.3167 g |
Please check all measurements carefully before ordering. Spring performance can vary depending on installation conditions and application requirements.
