Die springs

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All die springs are stock items and are available for next-day delivery.

Die springs are painted compression springs of rectangular wire. The paint has no protective effect, but instead provides a colour code for identifying the force of that particular die spring.

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Premium ISO Die springs

NEW RANGE - Highest quality die springs at a great price! In this range you will find 7 different strength of springs, categorised by colour.

All the springs are made using 52SiCrNiV6 wire that is of a higher quality than prescribed in DIN 10243. The springs have been pre-pressed and shot peened before painting.

We stock all 7 strength categories = 689 different dimensions in stock, a large selection of outstanding quality.

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Minimum hole (Dh):	0.0394 in - 2.4803 in
Maximum shaft (Dd):	0.1969 in - 1.4961 in
Free length (L0):	0.9843 in - 15.748 in
Spring constant (r):	0,0053 lbf/in - 50.5378 lbf/in

ISO die springs

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Minimum hole (Dh):	0,3937 in - 2,4803 in
Maximum shaft (Dd):	0,1969 in - 1,4961 in
Free length (L0):	0,9843 in - 12,0079 in
Spring constant (r):	22,8406 lb/in - 4048,4943 lb/in

RG Die springs

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Minimum hole (Dh):	0,3752 in - 2,0000 in
Maximum shaft (Dd):	0,1870 in - 1,0000 in
Free length (L0):	1,0000 in - 12,0000 in
Spring constant (r):	6,2812 lb/in - 3814,3783 lb/in

Die springs

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