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D-240A 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.

Designed for specification-led purchasing, D-240A makes it easy to compare the spring rate, free length, and coil dimensions in one place.

Technical highlights include material: EN 10270-1, wire diameter: 2 mm, outer diameter: 22 mm, free length: 55.4 mm, spring rate: 3.705 N/mm. Use the specification table below to verify the dimensions and performance data against your application before placing an order.

  • Pack size: 12 pieces per box
  • Price basis: price shown is for one box containing 12 springs
  • Product type: Compression spring
  • Best for: maintenance, replacement, prototyping, and specification-led purchasing

Technical specifications

Article number D-240A
Material EN 10270-1
Spring ends Closed and ground
Wire diameter [d] 2 mm
Inner coil diameter [Di] - mm
Mean coil diameter [D] 20 mm
Outer coil diameter [De] 22 mm
Maximum mandrel diameter [Dd] 17.3 mm
Minimum housing diameter [Dh] 23.1 mm
Free length [L0] 55.4 mm
Buckling length [Lk] mm
Max. static force [Fn] 139.476 N
Min. static length [Ln] 17.75 mm
Max. static deflection [sn] 37.65 mm
Max. dynamic force [Fndyn] 134.364 N
Min. dynamic length [Lndyn] 19.13 mm
Max. dynamic stroke [shdyn] 14.02 mm
Spring pitch [S] 9.709 mm
Active coils [n] 5.5 pc.
Total coils [nt] - pc.
Spring rate [R] 3.705 N/mm
Weight per spring 11.7023 g

Please check all measurements carefully before ordering. Spring performance can vary depending on installation conditions and application requirements.

Let us know abour your query!