| (C) Clearance Diameter Compressed in Housing: | 2.060 |  | in. |  | (C1) Clearance Diameter Released in Groove: | 2.220 |  | in. |  (Pg) Theoretical Thrust Load Capacity - Groove Yield: Notes: Yield Strength of Groove Material (Ys): 45,000 psi. Calculated using a safety factor (K) of 2
  Equation: Pg = [ Cf * B * d * Ys * pi ] / K     = [ (1.2) * (2.688 in.) * (0.080 in.) * (45,000 psi) * 3.14 ] / 2 | 18,231 |  | lbs. |   |  (Pr) Theoretical Thrust Load Capacity - Ring Shear: Notes: Ring Material: Carbon Spring Steel (SAE 1060-1090). Shear Strength of Ring Material (Ss): 150,000 psi. Calculated using a safety factor (K) of 4
  Equation: Pr = [ Cf * B * t * Ss * pi ] / K     = [ (1.2) * (2.688 in.) * (0.093 in.) * (150,000 psi) * 3.14 ] / 4 | 35,322 |  | lbs. |   |  Industry Equivalent Part Number(s): HO-268, N1300-268, NJ268, 3000-X268, 5000-268 |  |  |  
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