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Nominal Aperture
- 1-5/8 in. Round (1)
- 2-3/4 in. Round (1)
- 2.88 in. Round (1)
- 3 in. Round (14)
- 3-3/4 in. (1)
- 3-3/4 in. Round (17)
- 3-3/4 in. Square (6)
- 3-5/8 in. Round (1)
- 4 in. (1)
- 4 in. Round (51)
- 4-1/2 in. Round (1)
- 4-1/4 in. Round (4)
- 5 in. Round (40)
- 5-1/4 in. Round (2)
- 5-1/5 in. Round (1)
- 6 in. (1)
- 6 in. Round (47)
- 6-3/4 in. Round (14)
- 7 in. Round (5)
- 8 in. Round (2)