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

M208206 .787 .323 .0236 .0278 .0512 1.177 51 .0069 66 81 .0139 122 97 .0208 167 107 .0278 203
M208207 .787 .323 .0276 .0257 .0531 .930 62 .0064 63 105 .0128 118 135 .0193 164 159 .0257 201
M208208 .787 .323 .0315 .0238 .0551 .755 75 .0059 61 133 .0119 114 179 .0178 161 219 .0238 230
M208209 .787 .323 .0354 .0219 .0571 .618 89 .0055 58 164 .0109 110 227 .0164 176 286 .0219 259
M208210 .787 .323 .0394 .0218 .0610 .553 118 .0054 62 220 .0109 126 310 .0163 207 394 .0218 299
M201005 .787 .402 .0197 .0258 .0453 1.309 34 .0064 64 52 .0129 118 60 .0193 161 63 .0258 195
M201008 .787 .402 .0315 .0218 .0531 .693 72 .0055 64 130 .0109 121 178 .0164 171 220 .0218 213
M201009 .787 .402 .0354 .0219 .0571 .620 99 .0055 70 181 .0110 132 251 .0165 188 316 .0219 248
M201010 .787 .402 .0394 .0219 .0610 .555 131 .0055 75 243 .0109 142 343 .0164 202 436 .0219 287
M201011 .787 .402 .0433 .0179 .0610 .413 132 .0045 61 252 .0090 124 364 .0134 198 473 .0179 280
M201013 .787 .402 .0492 .0200 .0689 .406 217 .0050 78 415 .0100 160 601 .0150 255 781 .0200 360
M201015 .787 .402 .0591 .0119 .0709 .202 207 .0030 66 409 .0060 135 608 .0089 209 805 .0119 285
M221106 .886 .441 .0236 .0317 .0551 1.345 57 .0079 74 87 .0159 136 100 .0238 186 104 .0317 224
M221108 .886 .441 .0315 .0258 .0571 .820 73 .0065 63 127 .0129 118 167 .0194 165 202 .0258 204
M224113 .886 .441 .0492 .0199 .0689 .405 166 .0050 59 318 .0100 125 461 .0149 199 600 .0199 281

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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