PrecisionBelleville Springs

  Inch Dimensions F=.25h F =.50h F=.75h F=h
Part

No.

D d t h O.H. h/t P

Ld

f

Deflec-

tion

Str-

ess

P

Ld

f

Deflec-

tion

Str-

ess

P

Ld

f

Deflec-

tion

Str-

ess

P

Ld

f

Deflec-

tion

Str-

ess

M1407238 5.510 2.840 .1495 .1946 .3425 1.300 2256 .0486 75 3495 .0973 138 4055 .1459 190 4277 .1945 229
M1407250 5.510 2.840 .1968 .1590 .3543 .808 2853 .0397 64 4972 .0795 120 6603 .1192 168 7990 .1590 208
M1407280 5.510 2.840 .2950 .1480 .4409 .502 7588 .0370 77 14254 .0740 147 20306 .1110 219 26051 .1480 315
M1506150 5.910 2.400 .1968 .2102 .4055 1.068 3634 .0525 70 5934 .1051 129 7346 .1576 179 8313 .2102 217
M1506160 5.910 2.400 .2362 .1905 .4252 .806 4663 .0476 66 8130 .0952 124 10801 .1428 174 13074 .1905 238
M1507160 5.910 2.800 .2362 .1909 .4252 .808 4953 .0477 75 8632 .0954 140 11462 .1432 196 13866 .1909 243
M1507180 5.910 2.800 .2950 .1796 .4724 .609 8168 .0449 81 14967 .0898 153 20852 .1347 217 26281 .1796 314
M1508180 5.910 3.190 .2950 .1682 .4606 .570 8090 .0421 84 14960 .0841 160 21018 .1262 228 26669 .1682 300
M1508110 5.910 3.190 .3661 .1482 .5118 .405 12535 .0371 84 24026 .0742 162 34736 .1110 257 45213 .1482 364
Ml608243 6.300 3.230 .1693 .2223 .3898 1.313 2884 .0556 74 4466 .1112 137 5153 .1668 188 5412 .2223 227
M1608260 6.300 3.230 .2362 .1789 .4134 .757 4092 .0447 64 7225 .0894 121 9719 .1342 169 11892 .1789 210
M1608210 6.300 3.230 .3700 .1639 .5315 .443 12321 .0410 79 23437 .0820 152 33750 .1229 244 43660 .1639 347
M1809248 7.090 3.620 .1890 .2461 .4331 1.302 3464 .0615 72 5365 .1230 133 6223 .1845 182 6560 .2461 220
M1809260 7.090 3.620 .2362 .2025 .4370 .857 3915 .0506 60 6738 .1012 112 8834 .1519 157 10565 .2025 194
M1809210 7.090 3.620 .3700 .1836 .5512 .496 11120 .0459 72 20914 .0918 137 29824 .1377 206 38293 .1836 296

Materials Used: AISI - C0175 · ALLOY - 6150, INCONEL x 750 or 718, STAINLESS: 17/7 · AND STAINLESS 301 OR 302

Nomenclature: P Ld=load in lbs. Stress=stress in (psi) lbs/sq. in x 10³ f Deflection= deflection in inches

Notes: 1. Disc Springs are tested only at f=.75h 2. Stress value at .75h is tensile at Point 2 or 3, depending on which is higher.

Important Note: Disc springs of thickness greater than .236" (6mm) will automatically be supplied with reduced thickness and bearing flats as shown in this catalog. Disc springs of thickness .236" (6mm) are supported in full and reduced thickness as shown in this catalog; please make specific request.

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