Disc Springs

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American Belleville Disc Springs are manufactured to exacting standards, where predictability, repeatability and long fatigue life are paramount.

Durable, Trusted Disc Springs

Governed by the specifications outlined in the European DIN EN 16984/16983 (formerly DIN 2092/2093), American Belleville disc springs are engineered and manufactured to perform as needed in the most arduous dynamically loaded spring applications, where high load relative to available space is required.

Limitless stacking configurations help the end user achieve load curves that are either regressive, linear or progressive. Our load/deflection calculations utilize a balanced combination of time-tested theoretical formulas and field-verified results.

Belleville Washer                    Flange Washer

 

Available materials include:

  • AISI 6150 (50CrV4/51CrV4) Chrome Vanadium Steel (ASTM A506) – Standard Material Offering
  • 301 Stainless Steel (ASTM A666) – Limited Availability
  • 17/7PH Stainless Steel (ASTM A693) – Limited Availability
  • Inconel 718 (ASTM B670 / AMS 5596) – Limited Availability

Our material selection will accommodate working temperatures from -400 deg. F to 1100 deg. F, various corrosive environments and magnetism requirements.

We will work closely with you to specify or design, and then manufacture the proper part for your application. Contact us online or call 440-721-8350.

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Or… Read our guide!

Disc Springs - Search
Item ID DIN Spec Series Bolt Size ID (Min) OD (Max) THK (Nom) OH (Nom) Load @ 75% Deflection Preset (Y/N)
AD34-12.3-1.5 EN 16983 Group 2 12mm 12.300 34.000 1.500 2.500 2736 Y
AD28-14.2-0.8 EN 16983 Group 1 C 14mm 14.200 28.000 0.800 1.800 805 N
AD28-14.2-1 EN 16983 Group 1 B 14mm 14.200 28.000 1.000 1.800 1112 N
AD28-14.2-1.25 EN 16983 Group 2 14mm 14.200 28.000 1.250 2.100 2251 Y
AD28-14.2-1.5 EN 16983 Group 2 A 14mm 14.200 28.000 1.500 2.150 2851 Y
AD34-14.3-1.25 EN 16983 Group 2 14mm 14.300 34.000 1.250 2.400 2002 Y
AD34-14.3-1.5 EN 16983 Group 2 14mm 14.300 34.000 1.500 2.550 3003 Y
AD40-14.3-1.25 EN 16983 Group 2 14mm 14.300 40.000 1.250 2.650 1788 Y
AD40-14.3-1.5 EN 16983 Group 2 14mm 14.300 40.000 1.500 2.750 2558 Y
AD40-14.3-2 EN 16983 Group 2 14mm 14.300 40.000 2.000 3.050 4804 Y
AD31.5-16.3-0.8 EN 16983 Group 1 C 16mm 16.300 31.500 0.800 1.850 689 N
AD31.5-16.3-1.25 EN 16983 Group 2 B 16mm 16.300 31.500 1.250 2.150 1922 Y
AD31.5-16.3-1.5 EN 16983 Group 2 16mm 16.300 31.500 1.500 2.400 3243 Y
AD31.5-16.3-1.75 EN 16983 Group 2 A 16mm 16.300 31.500 1.750 2.450 3888 Y
AD31.5-16.3-2 EN 16983 Group 2 16mm 16.300 31.500 2.000 2.750 6183 Y
AD34-16.3-1.5 EN 16983 Group 2 16mm 16.300 34.000 1.500 2.550 3167 Y
AD34-16.3-2 EN 16983 Group 2 16mm 16.300 34.000 2.000 2.850 5827 Y
AD40-16.3-1.5 EN 16983 Group 2 16mm 16.300 40.000 1.500 2.800 2762 Y
AD40-16.3-2 EN 16983 Group 2 16mm 16.300 40.000 2.000 3.100 5204 Y
AD35.5-18.3-0.9 EN 16983 Group 1 C 18mm 18.300 35.500 0.900 2.050 836 N
Item ID DIN Spec Series Bolt Size ID (Min) OD (Max) THK (Nom) OH (Nom) Load @ 75% Deflection Preset (Y/N)
AD23-8.2-0.8 EN 16983 Group 1 8mm 0.323 0.906 0.031 0.061 162 N
AD23-8.2-0.9 EN 16983 Group 1 8mm 0.323 0.906 0.035 0.063 207 N
AD23-8.2-1 EN 16983 Group 1 8mm 0.323 0.906 0.039 0.067 280 N
AD18-9.2-0.45 EN 16983 Group 1 C 9mm 0.362 0.709 0.018 0.041 48 N
AD18-9.2-0.7 EN 16983 Group 1 B 9mm 0.362 0.709 0.028 0.047 128 N
AD18-9.2-1 EN 16983 Group 1 A 9mm 0.362 0.709 0.039 0.055 283 N
AD20-10.2-0.5 EN 16983 Group 1 C 10mm 0.402 0.787 0.020 0.045 57 N
AD20-10.2-0.8 EN 16983 Group 1 B 10mm 0.402 0.787 0.031 0.053 169 N
AD20-10.2-0.9 EN 16983 Group 1 10mm 0.402 0.787 0.035 0.057 237 N
AD20-10.2-1 EN 16983 Group 1 10mm 0.402 0.787 0.039 0.061 322 N
AD20-10.2-1.1 EN 16983 Group 1 A 10mm 0.402 0.787 0.043 0.061 343 N
AD20-10.2-1.25 EN 16983 Group 2 10mm 0.402 0.787 0.049 0.069 559 Y
AD20-10.2-1.5 EN 16983 Group 2 10mm 0.402 0.787 0.059 0.071 569 Y
AD23-10.2-0.9 EN 16983 Group 1 10mm 0.402 0.906 0.035 0.065 239 N
AD23-10.2-1 EN 16983 Group 1 10mm 0.402 0.906 0.039 0.067 297 N
AD23-10.2-1.25 EN 16983 Group 2 10mm 0.402 0.906 0.049 0.075 521 Y
AD25-10.2-1 EN 16983 Group 1 10mm 0.402 0.984 0.039 0.069 265 N
AD28-10.2-0.8 EN 16983 Group 1 10mm 0.402 1.100 0.031 0.069 149 N
AD28-10.2-1 EN 16983 Group 1 10mm 0.402 1.100 0.039 0.075 255 N
AD28-10.2-1.25 EN 16983 Group 2 10mm 0.402 1.100 0.049 0.081 418 Y
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