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8988: SPS 0,5X15X20

All dimensions are in mm
t = Material thickness
b = Material width
A = Shaft (recommended)
r = Radius from spring centre to locating centre
n = Number of coils
 = Torque angle at Mn
Mn = Maximum permitted torque in Nmm
R = Rate, Nmm per degree of torque
Nc = Number of oscillations (life)

Material: Stainless steel EN 10270-3-1.4310

Tolerance:
Tolerance for the position between inner and outer locating points is ±10 degrees for 5 coil springs and ±15 degrees for 8 coil springs.

1 kp = 9.80665 Newtons, 1 Newton = 0.10197 kp

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Motor spring

Dimensions and characteristics
Part number 8988
t 0.5
b 15
A 4
B 5
Di 97
M1 Nmm 147
M2 Nmm 631
Coils 20
Mtr EN 10270-3-1.4310
Shaft Ø 15
Tillåten utökad längd för dynamisk belastning
Ange L1:
Resultat:
  • F (Fjäderkraft) =   00.00   Newton
  • S (Avböjning ) =   00.00   mm