MIL-DTL-21248C
FIGURE 13. Dish.
TABLE XII. Dish Limitations for Type I and Type III Rings.
Ring Thickness
Dish (max)
(inches)
(inches)
.010-.015
.002
.025-.035
.003
.042-.093
.005
.109-.125
.010
.156-.187
.015
3.5.4.3 Axial kink and solid protrusion. The thickness of retaining rings with axial kink or solid
protrusion "d" (see Figure 14 and Table XIII), shall not exceed the maximum thickness (T+ Tolerance)
as specified in the applicable MS.
FIGURE 14. Axial kink and protrusion.
TABLE XIII. Axial Kink and Protrusion Limitation.
Ring Thickness
d (max)
(inches)
(inches)
0.001
0.010 through 0.025
0.002
0.035 through 0.109
0.003
0.125 and over
3.5.4.3.1 Type I rings. The overall thickness of Type I rings, including dimension "d", shall not
exceed the thickness limitations specified on the MS Drawing for the applicable class and size of ring.
3.5.4.3.2 Type II rings. Dimension "Y", plus dimension "d" shall not exceed the limitations of
dimension "Y" as specified on the MS Drawing for the applicable class and size of ring.
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