| Revenues | 2,703.65a | 2,496.31a | 2,232.83a |
| Costs and expenses | — | — | — |
| Cost of operations | -2,048.45a | -1,875.72a | -1,680.9a |
| Research and development costs | -7.48a | -7.61a | -9.54a |
| Losses on asset disposals and impairments, net | -4.39a | -1.03a | -5.52a |
| Selling, general and administrative expenses | -318.66a | -279.69a | -234.28a |
| Total costs and expenses | -2,378.98a | -2,164.06a | -1,930.24a |
| Equity in income of investees | 55.93a | 50.81a | 45.97a |
| Operating income | 380.61a | 383.06a | 348.57a |
| Other income (expense) | — | — | — |
| Interest income | 2.55a | 2.36a | 0.76a |
| Interest expense | -39.48a | -47.04a | -36.41a |
| Other - net | 5.03a | -16.98a | 1.46a |
| Total other income (expense) | -31.89a | -61.66a | -34.19a |
| Income before provision for income taxes | 348.72a | 321.4a | 314.38a |
| Provision for income taxes | -66.42a | -75.08a | -75.76a |
| Net income | 282.3a | 246.32a | 238.62a |
| Net income attributable to noncontrolling interest | -0.36a | -0.47a | -0.43a |
| Net income attributable to BWX Technologies, Inc. | 281.94a | 245.85a | 238.19a |