Precision Belleville 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

M562915 2.200 1.122 .0591 .0773 .1358 1.308 347 .0193 74 537 .0387 136 622 .0580 186 654 .0773 224
M562920 2.200 1.122 .0787 .0636 .1417 .808 456 .0159 63 794 .0318 119 1055 .0477 167 1276 .0636 207
M562930 2.200 1.122 .1181 .0518 .1693 .438 999 .0129 63 1903 .0259 122 2742 .0388 196 3549 .0518 279
M572319 2.250 .890 .0750 .0745 .1490 .993 460 .0186 61 764 .0372 114 966 .0558 158 1116 .0745 194
M572320 2.250 .890 .0787 .0755 .1537 .959 525 .0189 64 881 .0378 120 1123 .0566 166 1310 .0755 204
M602120 2.360 .807 .0787 .0832 .1614 1.057 553 .0208 63 906 .0416 116 1125 .0624 160 1278 .0832 199
M602125 2.360 .807 .0984 .0713 .1693 .725 723 .0178 56 1287 .0357 106 1745 .0535 178 2150 .0713 266
M602130 2.360 .807 .1181 .0674 .1850 .570 1070 .0168 63 1979 .0337 140 2781 .0505 229 3528 .0674 331
M602625 2.360 1.004 .0984 .0754 .1732 .767 826 .0189 69 1455 .0377 130 1952 .0566 183 2384 .0754 249
M602630 2.360 1.004 .1181 .0656 .1831 .555 1081 .0164 64 2006 .0328 124 2827 .0492 204 3596 .0656 296
M603125 2.360 1.201 .0984 .0717 .1693 .729 828 .0179 75 1473 .0358 141 1995 .0538 199 2456 .0717 247
M603130 2.360 1.201 .1181 .0678 .1850 .574 1228 .0169 78 2268 .0339 148 3184 .0508 210 4037 .0678 294
M603135 2.360 1.201 .1378 .0599 .1969 .435 1599 .0150 74 3047 .0299 145 4393 .0449 232 5690 .0599 329

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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